#291F88#291F88

#291F88 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.5% C 0.164 H 277.0°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#291F88
RGB	rgb(41, 31, 136)
HSL	hsl(246, 63%, 33%)
HSV	hsv(246, 77%, 53%)
CMYK	cmyk(69.9%, 77.2%, 0%, 46.7%)
CIE-LAB	lab(20.94, 38.17, -56.46)
CIE-LCH	lch(20.94, 68.15, 304.06°)
OKLab	oklab(33.5% 0.0201 -0.1631)
OKLCH	oklch(33.5% 0.164 277)
XYZ	xyz(5.8469, 3.2284, 23.6028)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291F88 #7E881F

analogous

#1F4A88 #291F88 #5D1F88

triadic

#291F88 #88291F #1F8829

tetradic

#291F88 #881F4A #7E881F #1F885D

square

#291F88 #881F4A #7E881F #1F885D

split-complementary

#291F88 #885D1F #4A881F

monochromatic

#0B0824 #1A1456 #291F88 #382ABA #594BD6

Accessibility & contrast

On white

12.76

#291F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#291F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291F88

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291F88	#FFFFFF	#000000	##FFFFFF
##291F88	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378B

Deuteranopia (green-blind)

#002E86

Tritanopia (blue-blind)

#003D52

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #291f88;
/* rgb */ color: rgb(41, 31, 136);
/* oklch */ color: oklch(33.5% 0.164 277.0);

Tailwind

colors: {
  custom: {
    50: '#725dac',
    500: '#291f88',
    950: '#000000',
  },
}

SCSS

$custom: #291f88;
$custom-light: #725dac;
$custom-dark: #000000;

JSON

{
  "hex": "#291f88",
  "rgb": {
    "r": 41,
    "g": 31,
    "b": 136
  },
  "hsl": {
    "h": 245.714,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.33502,
    "c": 0.16437,
    "h": 277
  },
  "luminance": 0.03229
}

Semantic roles & 50–950 ramp

primary

#291F88

secondary

#AEB94A

accent

#E642D6

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #291F88

Body copy rendered with the generated semantic roles for this colour.

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