#31115A#31115A

#31115A is a dark, vivid violet. Relative luminance 0.018; OKLCH L 27.6% C 0.121 H 297.8°. Best body text is #FFFFFF at 15.46:1 contrast (WCAG AA passes).

Color values

HEX	#31115A
RGB	rgb(49, 17, 90)
HSL	hsl(266, 68%, 21%)
HSV	hsv(266, 81%, 35%)
CMYK	cmyk(45.6%, 81.1%, 0%, 64.7%)
CIE-LAB	lab(14.36, 32.47, -37.42)
CIE-LCH	lch(14.36, 49.55, 310.95°)
OKLab	oklab(27.63% 0.0564 -0.1071)
OKLCH	oklch(27.63% 0.121 297.8)
XYZ	xyz(3.3121, 1.7920, 9.8423)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.36

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31115A #3A5A11

analogous

#11165A #31115A #55115A

triadic

#31115A #5A3111 #115A31

tetradic

#31115A #5A1116 #3A5A11 #115A55

square

#31115A #5A1116 #3A5A11 #115A55

split-complementary

#31115A #5A5511 #165A11

monochromatic

#0E051A #150727 #31115A #4D1B8D #6924C1

Accessibility & contrast

On white

15.46

#31115A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#31115A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31115A

15.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31115A	#FFFFFF	#000000	##FFFFFF
##31115A	1.00	15.46	1.36	15.46
#FFFFFF	15.46	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255C

Deuteranopia (green-blind)

#002359

Tritanopia (blue-blind)

#272435

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #31115a;
/* rgb */ color: rgb(49, 17, 90);
/* oklch */ color: oklch(27.6% 0.121 297.8);

Tailwind

colors: {
  custom: {
    50: '#6e5389',
    500: '#31115a',
    950: '#000000',
  },
}

SCSS

$custom: #31115a;
$custom-light: #6e5389;
$custom-dark: #000000;

JSON

{
  "hex": "#31115a",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 90
  },
  "hsl": {
    "h": 266.301,
    "s": 68.224,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27633,
    "c": 0.12101,
    "h": 297.8
  },
  "luminance": 0.01792
}

Semantic roles & 50–950 ramp

primary

#31115A

secondary

#699334

accent

#EB3D9F

background

#F6F4F8

surface

#ECE7F0

border

#C7C3CB

text

#08020C

muted

#7B787D

Preview Lab

Preview with #31115A

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

Preview Lab → · Contrast checker → · Palette generator →