#291B64#291B64

#291B64 is a dark, vivid violet. Relative luminance 0.022; OKLCH L 29.1% C 0.121 H 284.8°. Best body text is #FFFFFF at 14.63:1 contrast (WCAG AA passes).

Color values

HEX	#291B64
RGB	rgb(41, 27, 100)
HSL	hsl(252, 57%, 25%)
HSV	hsv(252, 73%, 39%)
CMYK	cmyk(59%, 73%, 0%, 60.8%)
CIE-LAB	lab(16.38, 28.43, -40.81)
CIE-LCH	lch(16.38, 49.74, 304.87°)
OKLab	oklab(29.14% 0.031 -0.1174)
OKLCH	oklch(29.14% 0.121 284.8)
XYZ	xyz(3.6059, 2.1752, 12.2840)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#291B64 #56641B

analogous

#1B3164 #291B64 #4E1B64

triadic

#291B64 #64291B #1B6429

tetradic

#291B64 #641B31 #56641B #1B644E

square

#291B64 #641B31 #56641B #1B644E

split-complementary

#291B64 #644E1B #31641B

monochromatic

#0A0718 #150E34 #291B64 #3D2894 #5135C4

Accessibility & contrast

On white

14.63

#291B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#291B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #291B64

14.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##291B64	#FFFFFF	#000000	##FFFFFF
##291B64	1.00	14.63	1.44	14.63
#FFFFFF	14.63	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B66

Deuteranopia (green-blind)

#002663

Tritanopia (blue-blind)

#0E2E3D

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #291b64;
/* rgb */ color: rgb(41, 27, 100);
/* oklch */ color: oklch(29.1% 0.121 284.8);

Tailwind

colors: {
  custom: {
    50: '#6a5891',
    500: '#291b64',
    950: '#000000',
  },
}

SCSS

$custom: #291b64;
$custom-light: #6a5891;
$custom-dark: #000000;

JSON

{
  "hex": "#291b64",
  "rgb": {
    "r": 41,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 251.507,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.29144,
    "c": 0.12139,
    "h": 284.8
  },
  "luminance": 0.02175
}

Semantic roles & 50–950 ramp

primary

#291B64

secondary

#899941

accent

#E147C3

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #291B64

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

Preview Lab → · Contrast checker → · Palette generator →