#331F53#331F53

#331F53 is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.4% C 0.091 H 298.3°. Best body text is #FFFFFF at 14.37:1 contrast (WCAG AA passes).

Color values

HEX	#331F53
RGB	rgb(51, 31, 83)
HSL	hsl(263, 46%, 22%)
HSV	hsv(263, 63%, 33%)
CMYK	cmyk(38.6%, 62.7%, 0%, 67.5%)
CIE-LAB	lab(17.03, 22.64, -28.36)
CIE-LCH	lch(17.03, 36.29, 308.61°)
OKLab	oklab(29.43% 0.0434 -0.0804)
OKLCH	oklch(29.43% 0.091 298.3)
XYZ	xyz(3.4162, 2.3083, 8.4475)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F53 #3F531F

analogous

#1F2553 #331F53 #4D1F53

triadic

#331F53 #53331F #1F5333

tetradic

#331F53 #531F25 #3F531F #1F534D

square

#331F53 #531F25 #3F531F #1F534D

split-complementary

#331F53 #534D1F #25531F

monochromatic

#0E0816 #180E26 #331F53 #4E3080 #6A40AC

Accessibility & contrast

On white

14.37

#331F53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331F53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F53

14.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F53	#FFFFFF	#000000	##FFFFFF
##331F53	1.00	14.37	1.46	14.37
#FFFFFF	14.37	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#062A55

Deuteranopia (green-blind)

#0E2952

Tritanopia (blue-blind)

#2C2A35

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331f53;
/* rgb */ color: rgb(51, 31, 83);
/* oklch */ color: oklch(29.4% 0.091 298.3);

Tailwind

colors: {
  custom: {
    50: '#6d5b84',
    500: '#331f53',
    950: '#000000',
  },
}

SCSS

$custom: #331f53;
$custom-light: #6d5b84;
$custom-dark: #000000;

JSON

{
  "hex": "#331f53",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 83
  },
  "hsl": {
    "h": 263.077,
    "s": 45.614,
    "l": 22.353
  },
  "oklch": {
    "l": 0.29429,
    "c": 0.09135,
    "h": 298.3
  },
  "luminance": 0.02308
}

Semantic roles & 50–950 ramp

primary

#331F53

secondary

#6E8846

accent

#D553A3

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07040B

muted

#7A797C

Preview Lab

Preview with #331F53

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

Preview Lab → · Contrast checker → · Palette generator →