#31166B#31166B

#31166B is a dark, vivid violet. Relative luminance 0.023; OKLCH L 30.0% C 0.136 H 290.1°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#31166B
RGB	rgb(49, 22, 107)
HSL	hsl(259, 66%, 25%)
HSV	hsv(259, 79%, 42%)
CMYK	cmyk(54.2%, 79.4%, 0%, 58%)
CIE-LAB	lab(16.93, 34.91, -44.47)
CIE-LCH	lch(16.93, 56.54, 308.14°)
OKLab	oklab(29.96% 0.0468 -0.1278)
OKLCH	oklch(29.96% 0.136 290.1)
XYZ	xyz(4.2066, 2.2881, 14.1271)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.90

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31166B #506B16

analogous

#16256B #31166B #5B166B

triadic

#31166B #6B3116 #166B31

tetradic

#31166B #6B1625 #506B16 #166B5B

square

#31166B #6B1625 #506B16 #166B5B

split-complementary

#31166B #6B5B16 #256B16

monochromatic

#0C0519 #1A0C38 #31166B #48209E #5F2BD1

Accessibility & contrast

On white

14.41

#31166B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#31166B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31166B

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31166B	#FFFFFF	#000000	##FFFFFF
##31166B	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B6D

Deuteranopia (green-blind)

#002869

Tritanopia (blue-blind)

#1C2D3F

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #31166b;
/* rgb */ color: rgb(49, 22, 107);
/* oklch */ color: oklch(30.0% 0.136 290.1);

Tailwind

colors: {
  custom: {
    50: '#705696',
    500: '#31166b',
    950: '#000000',
  },
}

SCSS

$custom: #31166b;
$custom-light: #705696;
$custom-dark: #000000;

JSON

{
  "hex": "#31166b",
  "rgb": {
    "r": 49,
    "g": 22,
    "b": 107
  },
  "hsl": {
    "h": 259.059,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.29957,
    "c": 0.13608,
    "h": 290.1
  },
  "luminance": 0.02288
}

Semantic roles & 50–950 ramp

primary

#31166B

secondary

#81A13B

accent

#E93FB3

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030D

muted

#7B787E

Preview Lab

Preview with #31166B

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

Preview Lab → · Contrast checker → · Palette generator →