#331E7B#331E7B

#331E7B is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.9% C 0.147 H 285.3°. Best body text is #FFFFFF at 13.02:1 contrast (WCAG AA passes).

Color values

HEX	#331E7B
RGB	rgb(51, 30, 123)
HSL	hsl(254, 61%, 30%)
HSV	hsv(254, 76%, 48%)
CMYK	cmyk(58.5%, 75.6%, 0%, 51.8%)
CIE-LAB	lab(20.29, 35.83, -49.27)
CIE-LCH	lch(20.29, 60.92, 306.03°)
OKLab	oklab(32.87% 0.0389 -0.1418)
OKLCH	oklch(32.87% 0.147 285.3)
XYZ	xyz(5.4036, 3.0621, 19.0414)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331E7B #667B1E

analogous

#1E387B #331E7B #611E7B

triadic

#331E7B #7B331E #1E7B33

tetradic

#331E7B #7B1E38 #667B1E #1E7B61

square

#331E7B #7B1E38 #667B1E #1E7B61

split-complementary

#331E7B #7B611E #387B1E

monochromatic

#0A0619 #1F124A #331E7B #472AAC #6342D1

Accessibility & contrast

On white

13.02

#331E7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#331E7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331E7B

13.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331E7B	#FFFFFF	#000000	##FFFFFF
##331E7B	1.00	13.02	1.61	13.02
#FFFFFF	13.02	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337E

Deuteranopia (green-blind)

#002E79

Tritanopia (blue-blind)

#10374A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #331e7b;
/* rgb */ color: rgb(51, 30, 123);
/* oklch */ color: oklch(32.9% 0.147 285.3);

Tailwind

colors: {
  custom: {
    50: '#745ca2',
    500: '#331e7b',
    950: '#000000',
  },
}

SCSS

$custom: #331e7b;
$custom-light: #745ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#331e7b",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 123
  },
  "hsl": {
    "h": 253.548,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.32865,
    "c": 0.14707,
    "h": 285.3
  },
  "luminance": 0.03062
}

Semantic roles & 50–950 ramp

primary

#331E7B

secondary

#97AE46

accent

#E444C0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #331E7B

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

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