#31186F#31186F

#31186F is a dark, vivid violet. Relative luminance 0.025; OKLCH L 30.6% C 0.139 H 288.5°. Best body text is #FFFFFF at 14.09:1 contrast (WCAG AA passes).

Color values

HEX	#31186F
RGB	rgb(49, 24, 111)
HSL	hsl(257, 64%, 26%)
HSV	hsv(257, 78%, 44%)
CMYK	cmyk(55.9%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(17.71, 35.07, -45.80)
CIE-LCH	lch(17.71, 57.69, 307.44°)
OKLab	oklab(30.63% 0.044 -0.1317)
OKLCH	oklch(30.63% 0.139 288.5)
XYZ	xyz(4.4617, 2.4537, 15.2744)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31186F #566F18

analogous

#182B6F #31186F #5D186F

triadic

#31186F #6F3118 #186F31

tetradic

#31186F #6F182B #566F18 #186F5D

square

#31186F #6F182B #566F18 #186F5D

split-complementary

#31186F #6F5D18 #2B6F18

monochromatic

#0B0519 #1B0D3D #31186F #4723A1 #5E2FD2

Accessibility & contrast

On white

14.09

#31186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#31186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31186F

14.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31186F	#FFFFFF	#000000	##FFFFFF
##31186F	1.00	14.09	1.49	14.09
#FFFFFF	14.09	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D71

Deuteranopia (green-blind)

#00296D

Tritanopia (blue-blind)

#193042

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #31186f;
/* rgb */ color: rgb(49, 24, 111);
/* oklch */ color: oklch(30.6% 0.139 288.5);

Tailwind

colors: {
  custom: {
    50: '#715899',
    500: '#31186f',
    950: '#000000',
  },
}

SCSS

$custom: #31186f;
$custom-light: #715899;
$custom-dark: #000000;

JSON

{
  "hex": "#31186f",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 257.241,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.30625,
    "c": 0.13884,
    "h": 288.5
  },
  "luminance": 0.02454
}

Semantic roles & 50–950 ramp

primary

#31186F

secondary

#87A53E

accent

#E740B7

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #31186F

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

Preview Lab → · Contrast checker → · Palette generator →