#331E78#331E78

#331E78 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.6% C 0.143 H 286.1°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#331E78
RGB	rgb(51, 30, 120)
HSL	hsl(254, 60%, 29%)
HSV	hsv(254, 75%, 47%)
CMYK	cmyk(57.5%, 75%, 0%, 52.9%)
CIE-LAB	lab(20.00, 34.88, -47.84)
CIE-LCH	lch(20.00, 59.21, 306.10°)
OKLab	oklab(32.57% 0.0396 -0.1376)
OKLCH	oklch(32.57% 0.143 286.1)
XYZ	xyz(5.2187, 2.9881, 18.0674)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331E78 #63781E

analogous

#1E3678 #331E78 #601E78

triadic

#331E78 #78331E #1E7833

tetradic

#331E78 #781E36 #63781E #1E7860

square

#331E78 #781E36 #63781E #1E7860

split-complementary

#331E78 #78601E #36781E

monochromatic

#0A0618 #1E1247 #331E78 #482AA9 #6241CF

Accessibility & contrast

On white

13.14

#331E78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#331E78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331E78

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331E78	#FFFFFF	#000000	##FFFFFF
##331E78	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337B

Deuteranopia (green-blind)

#002E76

Tritanopia (blue-blind)

#143649

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #331e78;
/* rgb */ color: rgb(51, 30, 120);
/* oklch */ color: oklch(32.6% 0.143 286.1);

Tailwind

colors: {
  custom: {
    50: '#735ca0',
    500: '#331e78',
    950: '#000000',
  },
}

SCSS

$custom: #331e78;
$custom-light: #735ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#331e78",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 120
  },
  "hsl": {
    "h": 254,
    "s": 60,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32566,
    "c": 0.14323,
    "h": 286.1
  },
  "luminance": 0.02988
}

Semantic roles & 50–950 ramp

primary

#331E78

secondary

#94AC46

accent

#E345BE

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #331E78

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

Preview Lab → · Contrast checker → · Palette generator →