#31103E#31103E

#31103E is a dark, moderate purple. Relative luminance 0.014; OKLCH L 25.0% C 0.089 H 315.0°. Best body text is #FFFFFF at 16.48:1 contrast (WCAG AA passes).

Color values

HEX	#31103E
RGB	rgb(49, 16, 62)
HSL	hsl(283, 59%, 15%)
HSV	hsv(283, 74%, 24%)
CMYK	cmyk(21%, 74.2%, 0%, 75.7%)
CIE-LAB	lab(11.77, 25.39, -22.28)
CIE-LCH	lch(11.77, 33.78, 318.73°)
OKLab	oklab(25.04% 0.0626 -0.0626)
OKLCH	oklch(25.04% 0.089 315)
XYZ	xyz(2.3213, 1.3714, 4.6989)
Luminance	0.0137 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31103E #1D3E10

analogous

#1A103E #31103E #3E1034

triadic

#31103E #3E3110 #103E31

tetradic

#31103E #3E1A10 #1D3E10 #10343E

square

#31103E #3E1A10 #1D3E10 #10343E

split-complementary

#31103E #343E10 #103E1A

monochromatic

#130618 #130618 #31103E #571D6F #7E299F

Accessibility & contrast

On white

16.48

#31103E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#31103E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31103E

16.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31103E	#FFFFFF	#000000	##FFFFFF
##31103E	1.00	16.48	1.27	16.48
#FFFFFF	16.48	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011D3F

Deuteranopia (green-blind)

#0F203D

Tritanopia (blue-blind)

#301925

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #31103e;
/* rgb */ color: rgb(49, 16, 62);
/* oklch */ color: oklch(25.0% 0.089 315.0);

Tailwind

colors: {
  custom: {
    50: '#6b5173',
    500: '#31103e',
    950: '#000000',
  },
}

SCSS

$custom: #31103e;
$custom-light: #6b5173;
$custom-dark: #000000;

JSON

{
  "hex": "#31103e",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 62
  },
  "hsl": {
    "h": 283.043,
    "s": 58.974,
    "l": 15.294
  },
  "oklch": {
    "l": 0.25037,
    "c": 0.08852,
    "h": 315
  },
  "luminance": 0.01371
}

Semantic roles & 50–950 ramp

primary

#31103E

secondary

#467832

accent

#E24672

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #31103E

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

Preview Lab → · Contrast checker → · Palette generator →