#310D49#310D49

#310D49 is a dark, moderate violet. Relative luminance 0.014; OKLCH L 25.6% C 0.106 H 307.8°. Best body text is #FFFFFF at 16.35:1 contrast (WCAG AA passes).

Color values

HEX	#310D49
RGB	rgb(49, 13, 73)
HSL	hsl(276, 70%, 17%)
HSV	hsv(276, 82%, 29%)
CMYK	cmyk(32.9%, 82.2%, 0%, 71.4%)
CIE-LAB	lab(12.10, 29.77, -29.47)
CIE-LCH	lch(12.10, 41.89, 315.29°)
OKLab	oklab(25.56% 0.0649 -0.0837)
OKLCH	oklch(25.56% 0.106 307.8)
XYZ	xyz(2.6129, 1.4219, 6.4388)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310D49 #25490D

analogous

#130D49 #310D49 #490D43

triadic

#310D49 #49310D #0D4931

tetradic

#310D49 #49130D #25490D #0D4349

square

#310D49 #49130D #25490D #0D4349

split-complementary

#310D49 #43490D #0D4913

monochromatic

#11051A #11051A #310D49 #54167D #7720B1

Accessibility & contrast

On white

16.35

#310D49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#310D49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310D49

16.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310D49	#FFFFFF	#000000	##FFFFFF
##310D49	1.00	16.35	1.28	16.35
#FFFFFF	16.35	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001E4B

Deuteranopia (green-blind)

#002048

Tritanopia (blue-blind)

#2D1B2A

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #310d49;
/* rgb */ color: rgb(49, 13, 73);
/* oklch */ color: oklch(25.6% 0.106 307.8);

Tailwind

colors: {
  custom: {
    50: '#6c507c',
    500: '#310d49',
    950: '#000000',
  },
}

SCSS

$custom: #310d49;
$custom-light: #6c507c;
$custom-dark: #000000;

JSON

{
  "hex": "#310d49",
  "rgb": {
    "r": 49,
    "g": 13,
    "b": 73
  },
  "hsl": {
    "h": 276,
    "s": 69.767,
    "l": 16.863
  },
  "oklch": {
    "l": 0.25559,
    "c": 0.10589,
    "h": 307.8
  },
  "luminance": 0.01422
}

Semantic roles & 50–950 ramp

primary

#310D49

secondary

#50842D

accent

#ED3B82

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#070209

muted

#7A787B

Preview Lab

Preview with #310D49

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

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