#31104D#31104D

#31104D is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.3% C 0.107 H 304.7°. Best body text is #FFFFFF at 16.01:1 contrast (WCAG AA passes).

Color values

HEX	#31104D
RGB	rgb(49, 16, 77)
HSL	hsl(272, 66%, 18%)
HSV	hsv(272, 79%, 30%)
CMYK	cmyk(36.4%, 79.2%, 0%, 69.8%)
CIE-LAB	lab(12.98, 29.34, -30.81)
CIE-LCH	lch(12.98, 42.55, 313.60°)
OKLab	oklab(26.29% 0.0607 -0.0876)
OKLCH	oklch(26.29% 0.107 304.7)
XYZ	xyz(2.7912, 1.5594, 7.1737)
Luminance	0.0156 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31104D #2C4D10

analogous

#12104D #31104D #4D104A

triadic

#31104D #4D3110 #104D31

tetradic

#31104D #4D1210 #2C4D10 #104A4D

square

#31104D #4D1210 #2C4D10 #104A4D

split-complementary

#31104D #4A4D10 #104D12

monochromatic

#100519 #11051A #31104D #511B80 #7125B2

Accessibility & contrast

On white

16.01

#31104D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#31104D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31104D

16.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31104D	#FFFFFF	#000000	##FFFFFF
##31104D	1.00	16.01	1.31	16.01
#FFFFFF	16.01	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214F

Deuteranopia (green-blind)

#00224C

Tritanopia (blue-blind)

#2C1F2D

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #31104d;
/* rgb */ color: rgb(49, 16, 77);
/* oklch */ color: oklch(26.3% 0.107 304.7);

Tailwind

colors: {
  custom: {
    50: '#6c517f',
    500: '#31104d',
    950: '#000000',
  },
}

SCSS

$custom: #31104d;
$custom-light: #6c517f;
$custom-dark: #000000;

JSON

{
  "hex": "#31104d",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 77
  },
  "hsl": {
    "h": 272.459,
    "s": 65.591,
    "l": 18.235
  },
  "oklch": {
    "l": 0.26291,
    "c": 0.10659,
    "h": 304.7
  },
  "luminance": 0.01559
}

Semantic roles & 50–950 ramp

primary

#31104D

secondary

#598732

accent

#E93F8D

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#07020A

muted

#7A787C

Preview Lab

Preview with #31104D

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

Preview Lab → · Contrast checker → · Palette generator →