#31133F#31133F

#31133F is a dark, moderate purple. Relative luminance 0.015; OKLCH L 25.6% C 0.085 H 313.5°. Best body text is #FFFFFF at 16.21:1 contrast (WCAG AA passes).

Color values

HEX	#31133F
RGB	rgb(49, 19, 63)
HSL	hsl(281, 54%, 16%)
HSV	hsv(281, 70%, 25%)
CMYK	cmyk(22.2%, 69.8%, 0%, 75.3%)
CIE-LAB	lab(12.47, 23.92, -21.87)
CIE-LCH	lch(12.47, 32.41, 317.56°)
OKLab	oklab(25.57% 0.0582 -0.0614)
OKLCH	oklch(25.57% 0.085 313.5)
XYZ	xyz(2.3965, 1.4777, 4.8606)
Luminance	0.0148 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31133F #213F13

analogous

#1B133F #31133F #3F1337

triadic

#31133F #3F3113 #133F31

tetradic

#31133F #3F1B13 #213F13 #13373F

square

#31133F #3F1B13 #213F13 #13373F

split-complementary

#31133F #373F13 #133F1B

monochromatic

#120718 #120718 #31133F #56216E #7A2F9D

Accessibility & contrast

On white

16.21

#31133F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#31133F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31133F

16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31133F	#FFFFFF	#000000	##FFFFFF
##31133F	1.00	16.21	1.30	16.21
#FFFFFF	16.21	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041F40

Deuteranopia (green-blind)

#11213E

Tritanopia (blue-blind)

#301B26

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #31133f;
/* rgb */ color: rgb(49, 19, 63);
/* oklch */ color: oklch(25.6% 0.085 313.5);

Tailwind

colors: {
  custom: {
    50: '#6b5374',
    500: '#31133f',
    950: '#000000',
  },
}

SCSS

$custom: #31133f;
$custom-light: #6b5374;
$custom-dark: #000000;

JSON

{
  "hex": "#31133f",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 63
  },
  "hsl": {
    "h": 280.909,
    "s": 53.659,
    "l": 16.078
  },
  "oklch": {
    "l": 0.25566,
    "c": 0.08461,
    "h": 313.5
  },
  "luminance": 0.01478
}

Semantic roles & 50–950 ramp

primary

#31133F

secondary

#4B7836

accent

#DD4B79

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070208

muted

#7A787B

Preview Lab

Preview with #31133F

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

Preview Lab → · Contrast checker → · Palette generator →