#311371#311371

#311371 is a dark, vivid violet. Relative luminance 0.023; OKLCH L 30.2% C 0.146 H 288.8°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#311371
RGB	rgb(49, 19, 113)
HSL	hsl(259, 71%, 26%)
HSV	hsv(259, 83%, 44%)
CMYK	cmyk(56.6%, 83.2%, 0%, 55.7%)
CIE-LAB	lab(17.04, 38.19, -48.20)
CIE-LCH	lch(17.04, 61.49, 308.39°)
OKLab	oklab(30.22% 0.0473 -0.1387)
OKLCH	oklch(30.22% 0.146 288.8)
XYZ	xyz(4.4793, 2.3107, 15.8296)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311371 #537113

analogous

#132471 #311371 #601371

triadic

#311371 #713113 #137131

tetradic

#311371 #711324 #537113 #137160

square

#311371 #711324 #537113 #137160

split-complementary

#311371 #716013 #247113

monochromatic

#0B041A #1A0A3D #311371 #481CA5 #5E25DA

Accessibility & contrast

On white

14.36

#311371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#311371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311371

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311371	#FFFFFF	#000000	##FFFFFF
##311371	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C74

Deuteranopia (green-blind)

#00286F

Tritanopia (blue-blind)

#172F42

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #311371;
/* rgb */ color: rgb(49, 19, 113);
/* oklch */ color: oklch(30.2% 0.146 288.8);

Tailwind

colors: {
  custom: {
    50: '#72559b',
    500: '#311371',
    950: '#000000',
  },
}

SCSS

$custom: #311371;
$custom-light: #72559b;
$custom-dark: #000000;

JSON

{
  "hex": "#311371",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 113
  },
  "hsl": {
    "h": 259.149,
    "s": 71.212,
    "l": 25.882
  },
  "oklch": {
    "l": 0.30222,
    "c": 0.14649,
    "h": 288.8
  },
  "luminance": 0.02311
}

Semantic roles & 50–950 ramp

primary

#311371

secondary

#84A838

accent

#EE3AB4

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09030E

muted

#7B787E

Preview Lab

Preview with #311371

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

Preview Lab → · Contrast checker → · Palette generator →