#31158D#31158D

#31158D is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.5% C 0.178 H 281.7°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#31158D
RGB	rgb(49, 21, 141)
HSL	hsl(254, 74%, 32%)
HSV	hsv(254, 85%, 55%)
CMYK	cmyk(65.2%, 85.1%, 0%, 44.7%)
CIE-LAB	lab(20.49, 45.52, -60.31)
CIE-LCH	lch(20.49, 75.56, 307.04°)
OKLab	oklab(33.53% 0.0361 -0.174)
OKLCH	oklch(33.53% 0.178 281.7)
XYZ	xyz(6.3410, 3.1119, 25.4606)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31158D #718D15

analogous

#15358D #31158D #6D158D

triadic

#31158D #8D3115 #158D31

tetradic

#31158D #8D1535 #718D15 #158D6D

square

#31158D #8D1535 #718D15 #158D6D

split-complementary

#31158D #8D6D15 #358D15

monochromatic

#0C0522 #1E0D58 #31158D #441DC2 #623BE2

Accessibility & contrast

On white

12.94

#31158D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#31158D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31158D

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31158D	#FFFFFF	#000000	##FFFFFF
##31158D	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003590

Deuteranopia (green-blind)

#002D8B

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #31158d;
/* rgb */ color: rgb(49, 21, 141);
/* oklch */ color: oklch(33.5% 0.178 281.7);

Tailwind

colors: {
  custom: {
    50: '#7758b0',
    500: '#31158d',
    950: '#000000',
  },
}

SCSS

$custom: #31158d;
$custom-light: #7758b0;
$custom-dark: #000000;

JSON

{
  "hex": "#31158d",
  "rgb": {
    "r": 49,
    "g": 21,
    "b": 141
  },
  "hsl": {
    "h": 254,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.33531,
    "c": 0.1777,
    "h": 281.7
  },
  "luminance": 0.03112
}

Semantic roles & 50–950 ramp

primary

#31158D

secondary

#A2C13D

accent

#F137C5

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #31158D

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

Preview Lab → · Contrast checker → · Palette generator →