#31186C#31186C

#31186C is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.3% C 0.135 H 289.4°. Best body text is #FFFFFF at 14.21:1 contrast (WCAG AA passes).

Color values

HEX	#31186C
RGB	rgb(49, 24, 108)
HSL	hsl(258, 64%, 26%)
HSV	hsv(258, 78%, 42%)
CMYK	cmyk(54.6%, 77.8%, 0%, 57.6%)
CIE-LAB	lab(17.41, 34.15, -44.34)
CIE-LCH	lch(17.41, 55.97, 307.60°)
OKLab	oklab(30.32% 0.0448 -0.1274)
OKLCH	oklch(30.32% 0.135 289.4)
XYZ	xyz(4.2992, 2.3888, 14.4190)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31186C #536C18

analogous

#18296C #31186C #5B186C

triadic

#31186C #6C3118 #186C31

tetradic

#31186C #6C1829 #536C18 #186C5B

square

#31186C #6C1829 #536C18 #186C5B

split-complementary

#31186C #6C5B18 #296C18

monochromatic

#0B0619 #1A0D3A #31186C #48239E #5E2ED0

Accessibility & contrast

On white

14.21

#31186C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#31186C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31186C

14.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31186C	#FFFFFF	#000000	##FFFFFF
##31186C	1.00	14.21	1.48	14.21
#FFFFFF	14.21	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6E

Deuteranopia (green-blind)

#00296A

Tritanopia (blue-blind)

#1B2F40

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #31186c;
/* rgb */ color: rgb(49, 24, 108);
/* oklch */ color: oklch(30.3% 0.135 289.4);

Tailwind

colors: {
  custom: {
    50: '#705897',
    500: '#31186c',
    950: '#000000',
  },
}

SCSS

$custom: #31186c;
$custom-light: #705897;
$custom-dark: #000000;

JSON

{
  "hex": "#31186c",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 108
  },
  "hsl": {
    "h": 257.857,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.30322,
    "c": 0.13506,
    "h": 289.4
  },
  "luminance": 0.02389
}

Semantic roles & 50–950 ramp

primary

#31186C

secondary

#84A23E

accent

#E741B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030D

muted

#7B787E

Preview Lab

Preview with #31186C

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

Preview Lab → · Contrast checker → · Palette generator →