#31102D#31102D

#31102D is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 23.9% C 0.069 H 332.4°. Best body text is #FFFFFF at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#31102D
RGB	rgb(49, 16, 45)
HSL	hsl(307, 51%, 13%)
HSV	hsv(307, 67%, 19%)
CMYK	cmyk(0%, 67.3%, 8.2%, 80.8%)
CIE-LAB	lab(10.65, 21.42, -11.75)
CIE-LCH	lch(10.65, 24.43, 331.26°)
OKLab	oklab(23.87% 0.0613 -0.0321)
OKLCH	oklch(23.87% 0.069 332.4)
XYZ	xyz(1.9256, 1.2131, 2.6149)
Luminance	0.0121 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31102D #103114

analogous

#241031 #31102D #31101C

triadic

#31102D #2D3110 #102D31

tetradic

#31102D #312410 #103114 #101C31

square

#31102D #312410 #103114 #101C31

split-complementary

#31102D #1C3110 #103124

monochromatic

#170815 #170815 #31102D #5F1F57 #8D2E82

Accessibility & contrast

On white

16.90

#31102D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#31102D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31102D

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31102D	#FFFFFF	#000000	##FFFFFF
##31102D	1.00	16.90	1.24	16.90
#FFFFFF	16.90	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1A2E

Deuteranopia (green-blind)

#191E2C

Tritanopia (blue-blind)

#33131C

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #31102d;
/* rgb */ color: rgb(49, 16, 45);
/* oklch */ color: oklch(23.9% 0.069 332.4);

Tailwind

colors: {
  custom: {
    50: '#6a5066',
    500: '#31102d',
    950: '#000000',
  },
}

SCSS

$custom: #31102d;
$custom-light: #6a5066;
$custom-dark: #000000;

JSON

{
  "hex": "#31102d",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 45
  },
  "hsl": {
    "h": 307.273,
    "s": 50.769,
    "l": 12.745
  },
  "oklch": {
    "l": 0.23867,
    "c": 0.0692,
    "h": 332.4
  },
  "luminance": 0.01213
}

Semantic roles & 50–950 ramp

primary

#31102D

secondary

#336A39

accent

#DA5F4E

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#060205

muted

#7A787A

Preview Lab

Preview with #31102D

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

Preview Lab → · Contrast checker → · Palette generator →