#31186E#31186E

#31186E is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.5% C 0.138 H 288.7°. Best body text is #FFFFFF at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#31186E
RGB	rgb(49, 24, 110)
HSL	hsl(257, 64%, 26%)
HSV	hsv(257, 78%, 43%)
CMYK	cmyk(55.5%, 78.2%, 0%, 56.9%)
CIE-LAB	lab(17.61, 34.77, -45.32)
CIE-LCH	lch(17.61, 57.12, 307.49°)
OKLab	oklab(30.52% 0.0442 -0.1303)
OKLCH	oklch(30.52% 0.138 288.7)
XYZ	xyz(4.4069, 2.4318, 14.9860)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31186E #556E18

analogous

#182A6E #31186E #5C186E

triadic

#31186E #6E3118 #186E31

tetradic

#31186E #6E182A #556E18 #186E5C

square

#31186E #6E182A #556E18 #186E5C

split-complementary

#31186E #6E5C18 #2A6E18

monochromatic

#0B0519 #1B0D3C #31186E #4723A0 #5E2FD2

Accessibility & contrast

On white

14.13

#31186E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#31186E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31186E

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31186E	#FFFFFF	#000000	##FFFFFF
##31186E	1.00	14.13	1.49	14.13
#FFFFFF	14.13	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D70

Deuteranopia (green-blind)

#00296C

Tritanopia (blue-blind)

#193042

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #31186e;
/* rgb */ color: rgb(49, 24, 110);
/* oklch */ color: oklch(30.5% 0.138 288.7);

Tailwind

colors: {
  custom: {
    50: '#715898',
    500: '#31186e',
    950: '#000000',
  },
}

SCSS

$custom: #31186e;
$custom-light: #715898;
$custom-dark: #000000;

JSON

{
  "hex": "#31186e",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 110
  },
  "hsl": {
    "h": 257.442,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.30524,
    "c": 0.13758,
    "h": 288.7
  },
  "luminance": 0.02432
}

Semantic roles & 50–950 ramp

primary

#31186E

secondary

#86A43E

accent

#E741B7

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #31186E

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

Preview Lab → · Contrast checker → · Palette generator →