#0091EA colour

#0091EA: RGB 0, 145, 234, HSL 203, 100%, 46%. Black text passes AA (6.24:1), white passes AA for large text (3.37:1). Tints, shades and palettes.

#0091EA

Nearest CSS name: dodgerblue #1e90ff (not an exact match)
Described as: a vivid sky blue
Red, green, blue: 0, 145, 234
Material 2014: Light Blue A700
Web safe: No
Luminance: 0.2619 (WCAG relative luminance, 0 is black, 1 is white)

Colour codes

HEX	`#0091ea`
RGB	`rgb(0, 145, 234)`
RGB (percent)	`rgb(0% 56.9% 91.8%)`
HSL	`hsl(202.8, 100%, 45.9%)`
HSV / HSB	`hsv(202.8, 100%, 91.8%)`
HWB	`hwb(202.8 0% 8.2%)`
CMYK (naive)	`cmyk(100%, 38%, 0%, 8%)`
CIELAB (D50)	`lab(57.35% -7.55 -54.87)`
OKLCH	`oklch(63.83% 0.1671 246.8)`
Decimal	`37354`

CMYK here is the plain formula with no colour profile, so treat it as a starting point; a printer's profile gives the real ink values. CIELAB uses a D50 white point, as CSS lab() does. HSV is not a CSS function, so it is shown for design apps only.

Contrast with white and black text

White text, 3.37:1The quick brown fox jumps over the lazy dog.

Black text, 6.24:1The quick brown fox jumps over the lazy dog.

Text	Ratio	AA normal (4.5)	AA large (3)	AAA normal (7)	AAA large (4.5)
White	3.37:1	Fail	Pass	Fail	Fail
Black	6.24:1	Pass	Pass	Fail	Pass

Black text is the better choice on #0091EA (6.24:1). Ratios use the WCAG 2.2 formula; large text means at least 24px, or 18.66px bold. Check another pair.

Tints and shades

Mixed with white, then with black, in ten even steps (straight sRGB mixing, as most design tools do).

9%#179bec 18%#2ea5ee 27%#46aff0 36%#5db9f2 45%#74c3f4 55%#8bcdf5 64%#a2d7f7 73%#b9e1f9 82%#d1ebfb 91%#e8f5fd

9%#0084d5 18%#0077bf 27%#0069aa 36%#005c95 45%#004f80 55%#00426a 64%#003555 73%#002840 82%#001a2b 91%#000d15

Colour harmonies

Hue turned around the HSL colour wheel, saturation and lightness kept.

Complementary

The hue opposite on the colour wheel (180°).

#0091ea #ea5900

Analogous

Neighbours 30° either side.

#00eace #0091ea #001cea

Triadic

Three hues 120° apart.

#0091ea #ea0091 #91ea00

Split complementary

The two hues either side of the complement (150° and 210°).

#0091ea #ea001c #eace00

Tetradic (square)

Four hues 90° apart.

#0091ea #ce00ea #ea5900 #1cea00

How it looks with colour blindness

Normal vision#0091ea Protanopia#6596ee Deuteranopia#4384e8 Tritanopia#00a7b2 Achromatopsia#8c8c8c

Simulated with the Machado, Oliveira and Fernandes (2009) matrices at full severity, applied in linear RGB; achromatopsia shows the colour's luminance as grey. Milder forms (protanomaly, deuteranomaly) are far more common and shift colours less. Never use colour as the only way to carry meaning.

Material Light Blue palette

50#e1f5fe 100#b3e5fc 200#81d4fa 300#4fc3f7 400#29b6f6 500#03a9f4 600#039be5 700#0288d1 800#0277bd 900#01579b A100#80d8ff A200#40c4ff A400#00b0ff A700#0091ea

CSS

Text colour	`color: #0091ea;`
Background	`background-color: #0091ea;`
Border	`border: 1px solid #0091ea;`
Half transparent	`background-color: rgb(0 145 234 / 50%);`
Custom property	`--colour-main: #0091ea;`
Gradient to a darker shade	`background: linear-gradient(135deg, #0091ea, #00578c);`
Gradient from a lighter tint	`background: linear-gradient(180deg, #66bdf2, #0091ea);`
Text on this colour	`background-color: #0091ea; color: #000;`

Similar named colours

Distance is measured in OKLab, scaled by 100; under about 2 is hard to tell apart side by side.

Convert #0091EA to other formats · Build a palette from it · Check contrast · All named colours

Colour names from CSS Color Module Level 4. Palette values from the Tailwind CSS v3 default palette (MIT licence) and the Material Design 2014 colour palette as published in Material Design Lite (Apache License 2.0). All other values are calculated from the hex code.