#31133B#31133B

#31133B is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.3% C 0.080 H 316.9°. Best body text is #FFFFFF at 16.32:1 contrast (WCAG AA passes).

Color values

HEX	#31133B
RGB	rgb(49, 19, 59)
HSL	hsl(285, 51%, 15%)
HSV	hsv(285, 68%, 23%)
CMYK	cmyk(16.9%, 67.8%, 0%, 76.9%)
CIE-LAB	lab(12.19, 22.89, -19.48)
CIE-LCH	lch(12.19, 30.06, 319.61°)
OKLab	oklab(25.27% 0.0581 -0.0544)
OKLCH	oklch(25.27% 0.08 316.9)
XYZ	xyz(2.2888, 1.4346, 4.2932)
Luminance	0.0143 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31133B #1D3B13

analogous

#1D133B #31133B #3B1331

triadic

#31133B #3B3113 #133B31

tetradic

#31133B #3B1D13 #1D3B13 #13313B

square

#31133B #3B1D13 #1D3B13 #13313B

split-complementary

#31133B #313B13 #133B1D

monochromatic

#130717 #130717 #31133B #572269 #7E3198

Accessibility & contrast

On white

16.32

#31133B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#31133B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31133B

16.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31133B	#FFFFFF	#000000	##FFFFFF
##31133B	1.00	16.32	1.29	16.32
#FFFFFF	16.32	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081E3C

Deuteranopia (green-blind)

#14213A

Tritanopia (blue-blind)

#311A24

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #31133b;
/* rgb */ color: rgb(49, 19, 59);
/* oklch */ color: oklch(25.3% 0.080 316.9);

Tailwind

colors: {
  custom: {
    50: '#6b5271',
    500: '#31133b',
    950: '#000000',
  },
}

SCSS

$custom: #31133b;
$custom-light: #6b5271;
$custom-dark: #000000;

JSON

{
  "hex": "#31133b",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 59
  },
  "hsl": {
    "h": 285,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25273,
    "c": 0.07961,
    "h": 316.9
  },
  "luminance": 0.01434
}

Semantic roles & 50–950 ramp

primary

#31133B

secondary

#467336

accent

#DB4D70

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #31133B

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

Preview Lab → · Contrast checker → · Palette generator →