#31179F#31179F

#31179F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.8% C 0.197 H 278.4°. Best body text is #FFFFFF at 11.97:1 contrast (WCAG AA passes).

Color values

HEX	#31179F
RGB	rgb(49, 23, 159)
HSL	hsl(251, 75%, 36%)
HSV	hsv(251, 86%, 62%)
CMYK	cmyk(69.2%, 85.5%, 0%, 37.6%)
CIE-LAB	lab(22.89, 49.92, -67.44)
CIE-LCH	lch(22.89, 83.90, 306.51°)
OKLab	oklab(35.8% 0.0289 -0.1947)
OKLCH	oklch(35.8% 0.197 278.4)
XYZ	xyz(7.8290, 3.7683, 33.1089)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31179F #859F17

analogous

#17419F #31179F #75179F

triadic

#31179F #9F3117 #179F31

tetradic

#31179F #9F1741 #859F17 #179F75

square

#31179F #9F1741 #859F17 #179F75

split-complementary

#31179F #9F7517 #419F17

monochromatic

#100834 #210F6A #31179F #411FD4 #694BE5

Accessibility & contrast

On white

11.97

#31179F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#31179F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31179F

11.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31179F	#FFFFFF	#000000	##FFFFFF
##31179F	1.00	11.97	1.75	11.97
#FFFFFF	11.97	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA3

Deuteranopia (green-blind)

#00319D

Tritanopia (blue-blind)

#00435E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #31179f;
/* rgb */ color: rgb(49, 23, 159);
/* oklch */ color: oklch(35.8% 0.197 278.4);

Tailwind

colors: {
  custom: {
    50: '#7b5bbd',
    500: '#31179f',
    950: '#000000',
  },
}

SCSS

$custom: #31179f;
$custom-light: #7b5bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#31179f",
  "rgb": {
    "r": 49,
    "g": 23,
    "b": 159
  },
  "hsl": {
    "h": 251.471,
    "s": 74.725,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35797,
    "c": 0.19688,
    "h": 278.4
  },
  "luminance": 0.03769
}

Semantic roles & 50–950 ramp

primary

#31179F

secondary

#AFC74B

accent

#F136CE

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #31179F

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

Preview Lab → · Contrast checker → · Palette generator →