#291C66#291C66

#291C66 is a dark, vivid violet. Relative luminance 0.023; OKLCH L 29.5% C 0.123 H 284.0°. Best body text is #FFFFFF at 14.46:1 contrast (WCAG AA passes).

Color values

HEX	#291C66
RGB	rgb(41, 28, 102)
HSL	hsl(251, 57%, 25%)
HSV	hsv(251, 73%, 40%)
CMYK	cmyk(59.8%, 72.5%, 0%, 60%)
CIE-LAB	lab(16.80, 28.49, -41.44)
CIE-LCH	lch(16.80, 50.29, 304.50°)
OKLab	oklab(29.51% 0.0297 -0.1192)
OKLCH	oklch(29.51% 0.123 284)
XYZ	xyz(3.7272, 2.2610, 12.8078)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291C66 #59661C

analogous

#1C3466 #291C66 #4E1C66

triadic

#291C66 #66291C #1C6629

tetradic

#291C66 #661C34 #59661C #1C664E

square

#291C66 #661C34 #59661C #1C664E

split-complementary

#291C66 #664E1C #34661C

monochromatic

#0A0718 #160F36 #291C66 #3C2996 #5036C6

Accessibility & contrast

On white

14.46

#291C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#291C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291C66

14.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291C66	#FFFFFF	#000000	##FFFFFF
##291C66	1.00	14.46	1.45	14.46
#FFFFFF	14.46	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C68

Deuteranopia (green-blind)

#002765

Tritanopia (blue-blind)

#0B2F3E

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #291c66;
/* rgb */ color: rgb(41, 28, 102);
/* oklch */ color: oklch(29.5% 0.123 284.0);

Tailwind

colors: {
  custom: {
    50: '#6a5992',
    500: '#291c66',
    950: '#000000',
  },
}

SCSS

$custom: #291c66;
$custom-light: #6a5992;
$custom-dark: #000000;

JSON

{
  "hex": "#291c66",
  "rgb": {
    "r": 41,
    "g": 28,
    "b": 102
  },
  "hsl": {
    "h": 250.541,
    "s": 56.923,
    "l": 25.49
  },
  "oklch": {
    "l": 0.29505,
    "c": 0.12285,
    "h": 284
  },
  "luminance": 0.02261
}

Semantic roles & 50–950 ramp

primary

#291C66

secondary

#8C9B43

accent

#E048C5

background

#F6F5F9

surface

#ECE9F1

border

#C7C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #291C66

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

Preview Lab → · Contrast checker → · Palette generator →