#331C4B#331C4B

#331C4B is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.3% C 0.085 H 304.0°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#331C4B
RGB	rgb(51, 28, 75)
HSL	hsl(269, 46%, 20%)
HSV	hsv(269, 63%, 29%)
CMYK	cmyk(32%, 62.7%, 0%, 70.6%)
CIE-LAB	lab(15.71, 22.22, -25.03)
CIE-LCH	lch(15.71, 33.47, 311.60°)
OKLab	oklab(28.27% 0.0477 -0.0706)
OKLCH	oklch(28.27% 0.085 304)
XYZ	xyz(3.0502, 2.0423, 6.8888)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C4B #344B1C

analogous

#1C1C4B #331C4B #4A1C4B

triadic

#331C4B #4B331C #1C4B33

tetradic

#331C4B #4B1C1C #344B1C #1C4B4A

square

#331C4B #4B1C1C #344B1C #1C4B4A

split-complementary

#331C4B #4B4A1C #1C4B1C

monochromatic

#0F0816 #150B1E #331C4B #512D78 #703DA4

Accessibility & contrast

On white

14.91

#331C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#331C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C4B

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C4B	#FFFFFF	#000000	##FFFFFF
##331C4B	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09274D

Deuteranopia (green-blind)

#12274A

Tritanopia (blue-blind)

#2F2530

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331c4b;
/* rgb */ color: rgb(51, 28, 75);
/* oklch */ color: oklch(28.3% 0.085 304.0);

Tailwind

colors: {
  custom: {
    50: '#6d597d',
    500: '#331c4b',
    950: '#000000',
  },
}

SCSS

$custom: #331c4b;
$custom-light: #6d597d;
$custom-dark: #000000;

JSON

{
  "hex": "#331c4b",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 75
  },
  "hsl": {
    "h": 269.362,
    "s": 45.631,
    "l": 20.196
  },
  "oklch": {
    "l": 0.28274,
    "c": 0.08523,
    "h": 304
  },
  "luminance": 0.02042
}

Semantic roles & 50–950 ramp

primary

#331C4B

secondary

#628142

accent

#D55295

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07030A

muted

#7A787C

Preview Lab

Preview with #331C4B

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

Preview Lab → · Contrast checker → · Palette generator →