#291D8E#291D8E

#291D8E is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.174 H 276.5°. Best body text is #FFFFFF at 12.65:1 contrast (WCAG AA passes).

Color values

HEX	#291D8E
RGB	rgb(41, 29, 142)
HSL	hsl(246, 66%, 34%)
HSV	hsv(246, 80%, 56%)
CMYK	cmyk(71.1%, 79.6%, 0%, 44.3%)
CIE-LAB	lab(21.22, 41.23, -59.74)
CIE-LCH	lch(21.22, 72.59, 304.61°)
OKLab	oklab(33.9% 0.0197 -0.1727)
OKLCH	oklch(33.9% 0.174 276.5)
XYZ	xyz(6.2347, 3.3026, 25.8948)
Luminance	0.0330 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291D8E #828E1D

analogous

#1D498E #291D8E #611D8E

triadic

#291D8E #8E291D #1D8E29

tetradic

#291D8E #8E1D49 #828E1D #1D8E61

square

#291D8E #8E1D49 #828E1D #1D8E61

split-complementary

#291D8E #8E611D #498E1D

monochromatic

#0C0828 #1A135B #291D8E #3827C1 #5A4BDA

Accessibility & contrast

On white

12.65

#291D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#291D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291D8E

12.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291D8E	#FFFFFF	#000000	##FFFFFF
##291D8E	1.00	12.65	1.66	12.65
#FFFFFF	12.65	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#002E8C

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #291d8e;
/* rgb */ color: rgb(41, 29, 142);
/* oklch */ color: oklch(33.9% 0.174 276.5);

Tailwind

colors: {
  custom: {
    50: '#735cb0',
    500: '#291d8e',
    950: '#000000',
  },
}

SCSS

$custom: #291d8e;
$custom-light: #735cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#291d8e",
  "rgb": {
    "r": 41,
    "g": 29,
    "b": 142
  },
  "hsl": {
    "h": 246.372,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.33896,
    "c": 0.17381,
    "h": 276.5
  },
  "luminance": 0.03303
}

Semantic roles & 50–950 ramp

primary

#291D8E

secondary

#B0BD4A

accent

#E93FD7

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #291D8E

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

Preview Lab → · Contrast checker → · Palette generator →