#331C43#331C43

#331C43 is a dark, moderate violet. Relative luminance 0.019; OKLCH L 27.7% C 0.074 H 309.6°. Best body text is #FFFFFF at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#331C43
RGB	rgb(51, 28, 67)
HSL	hsl(275, 41%, 19%)
HSV	hsv(275, 58%, 26%)
CMYK	cmyk(23.9%, 58.2%, 0%, 73.7%)
CIE-LAB	lab(15.17, 19.96, -20.36)
CIE-LCH	lch(15.17, 28.51, 314.44°)
OKLab	oklab(27.7% 0.0472 -0.057)
OKLCH	oklch(27.7% 0.074 309.6)
XYZ	xyz(2.7934, 1.9396, 5.5363)
Luminance	0.0194 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C43 #2C431C

analogous

#1F1C43 #331C43 #431C3F

triadic

#331C43 #43331C #1C4333

tetradic

#331C43 #431F1C #2C431C #1C3F43

square

#331C43 #431F1C #2C431C #1C3F43

split-complementary

#331C43 #3F431C #1C431F

monochromatic

#100916 #120A18 #331C43 #542E6E #754099

Accessibility & contrast

On white

15.13

#331C43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#331C43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C43

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C43	#FFFFFF	#000000	##FFFFFF
##331C43	1.00	15.13	1.39	15.13
#FFFFFF	15.13	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#112544

Deuteranopia (green-blind)

#182642

Tritanopia (blue-blind)

#31232C

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #331c43;
/* rgb */ color: rgb(51, 28, 67);
/* oklch */ color: oklch(27.7% 0.074 309.6);

Tailwind

colors: {
  custom: {
    50: '#6c5977',
    500: '#331c43',
    950: '#000000',
  },
}

SCSS

$custom: #331c43;
$custom-light: #6c5977;
$custom-dark: #000000;

JSON

{
  "hex": "#331c43",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 67
  },
  "hsl": {
    "h": 275.385,
    "s": 41.053,
    "l": 18.627
  },
  "oklch": {
    "l": 0.277,
    "c": 0.07397,
    "h": 309.6
  },
  "luminance": 0.0194
}

Semantic roles & 50–950 ramp

primary

#331C43

secondary

#597843

accent

#D15789

background

#F6F5F7

surface

#EBE9ED

border

#C6C5C8

text

#070308

muted

#7A787B

Preview Lab

Preview with #331C43

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

Preview Lab → · Contrast checker → · Palette generator →