#311971#311971

#311971 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.0% C 0.140 H 287.7°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#311971
RGB	rgb(49, 25, 113)
HSL	hsl(256, 64%, 27%)
HSV	hsv(256, 78%, 44%)
CMYK	cmyk(56.6%, 77.9%, 0%, 55.7%)
CIE-LAB	lab(18.10, 35.15, -46.46)
CIE-LCH	lch(18.10, 58.26, 307.11°)
OKLab	oklab(30.96% 0.0425 -0.1336)
OKLCH	oklch(30.96% 0.14 287.7)
XYZ	xyz(4.5940, 2.5402, 15.8678)
Luminance	0.0254 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311971 #597119

analogous

#192D71 #311971 #5D1971

triadic

#311971 #713119 #197131

tetradic

#311971 #71192D #597119 #19715D

square

#311971 #71192D #597119 #19715D

split-complementary

#311971 #715D19 #2D7119

monochromatic

#0B0619 #1B0E3F #311971 #4724A3 #5E33D2

Accessibility & contrast

On white

13.93

#311971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#311971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311971

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311971	#FFFFFF	#000000	##FFFFFF
##311971	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E74

Deuteranopia (green-blind)

#002A6F

Tritanopia (blue-blind)

#173144

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #311971;
/* rgb */ color: rgb(49, 25, 113);
/* oklch */ color: oklch(31.0% 0.140 287.7);

Tailwind

colors: {
  custom: {
    50: '#71599b',
    500: '#311971',
    950: '#000000',
  },
}

SCSS

$custom: #311971;
$custom-light: #71599b;
$custom-dark: #000000;

JSON

{
  "hex": "#311971",
  "rgb": {
    "r": 49,
    "g": 25,
    "b": 113
  },
  "hsl": {
    "h": 256.364,
    "s": 63.768,
    "l": 27.059
  },
  "oklch": {
    "l": 0.30962,
    "c": 0.14023,
    "h": 287.7
  },
  "luminance": 0.0254
}

Semantic roles & 50–950 ramp

primary

#311971

secondary

#8AA640

accent

#E741BA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030E

muted

#7B787E

Preview Lab

Preview with #311971

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

Preview Lab → · Contrast checker → · Palette generator →