#331E71#331E71

#331E71 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.134 H 287.9°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#331E71
RGB	rgb(51, 30, 113)
HSL	hsl(255, 58%, 28%)
HSV	hsv(255, 73%, 44%)
CMYK	cmyk(54.9%, 73.5%, 0%, 55.7%)
CIE-LAB	lab(19.33, 32.67, -44.44)
CIE-LCH	lch(19.33, 55.15, 306.32°)
OKLab	oklab(31.88% 0.0412 -0.1277)
OKLCH	oklch(31.88% 0.134 287.9)
XYZ	xyz(4.8093, 2.8244, 15.9113)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331E71 #5C711E

analogous

#1E3271 #331E71 #5C1E71

triadic

#331E71 #71331E #1E7133

tetradic

#331E71 #711E32 #5C711E #1E715C

square

#331E71 #711E32 #5C711E #1E715C

split-complementary

#331E71 #715C1E #32711E

monochromatic

#0B0618 #1D1141 #331E71 #492BA1 #623ECC

Accessibility & contrast

On white

13.42

#331E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#331E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331E71

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331E71	#FFFFFF	#000000	##FFFFFF
##331E71	1.00	13.42	1.57	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003173

Deuteranopia (green-blind)

#002D6F

Tritanopia (blue-blind)

#1B3445

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #331e71;
/* rgb */ color: rgb(51, 30, 113);
/* oklch */ color: oklch(31.9% 0.134 287.9);

Tailwind

colors: {
  custom: {
    50: '#725c9b',
    500: '#331e71',
    950: '#000000',
  },
}

SCSS

$custom: #331e71;
$custom-light: #725c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#331e71",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 113
  },
  "hsl": {
    "h": 255.181,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31884,
    "c": 0.13413,
    "h": 287.9
  },
  "luminance": 0.02825
}

Semantic roles & 50–950 ramp

primary

#331E71

secondary

#8DA546

accent

#E147BA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08040E

muted

#7B797E

Preview Lab

Preview with #331E71

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

Preview Lab → · Contrast checker → · Palette generator →