#331F51#331F51

#331F51 is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.3% C 0.088 H 299.3°. Best body text is #FFFFFF at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#331F51
RGB	rgb(51, 31, 81)
HSL	hsl(264, 45%, 22%)
HSV	hsv(264, 62%, 32%)
CMYK	cmyk(37%, 61.7%, 0%, 68.2%)
CIE-LAB	lab(16.88, 22.04, -27.24)
CIE-LCH	lch(16.88, 35.04, 308.98°)
OKLab	oklab(29.28% 0.0434 -0.0771)
OKLCH	oklch(29.28% 0.088 299.3)
XYZ	xyz(3.3401, 2.2778, 8.0467)
Luminance	0.0228 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F51 #3D511F

analogous

#1F2451 #331F51 #4C1F51

triadic

#331F51 #51331F #1F5133

tetradic

#331F51 #511F24 #3D511F #1F514C

square

#331F51 #511F24 #3D511F #1F514C

split-complementary

#331F51 #514C1F #24511F

monochromatic

#0E0816 #170E25 #331F51 #4F307D #6B41AA

Accessibility & contrast

On white

14.43

#331F51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331F51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F51

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F51	#FFFFFF	#000000	##FFFFFF
##331F51	1.00	14.43	1.46	14.43
#FFFFFF	14.43	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092A53

Deuteranopia (green-blind)

#102950

Tritanopia (blue-blind)

#2D2934

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331f51;
/* rgb */ color: rgb(51, 31, 81);
/* oklch */ color: oklch(29.3% 0.088 299.3);

Tailwind

colors: {
  custom: {
    50: '#6d5b82',
    500: '#331f51',
    950: '#000000',
  },
}

SCSS

$custom: #331f51;
$custom-light: #6d5b82;
$custom-dark: #000000;

JSON

{
  "hex": "#331f51",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 81
  },
  "hsl": {
    "h": 264,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.29275,
    "c": 0.08846,
    "h": 299.3
  },
  "luminance": 0.02278
}

Semantic roles & 50–950 ramp

primary

#331F51

secondary

#6C8646

accent

#D453A1

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07040A

muted

#7A797C

Preview Lab

Preview with #331F51

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

Preview Lab → · Contrast checker → · Palette generator →