#331A76#331A76

#331A76 is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.8% C 0.145 H 287.4°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#331A76
RGB	rgb(51, 26, 118)
HSL	hsl(256, 64%, 28%)
HSV	hsv(256, 78%, 46%)
CMYK	cmyk(56.8%, 78%, 0%, 53.7%)
CIE-LAB	lab(19.01, 36.47, -48.17)
CIE-LCH	lch(19.01, 60.42, 307.13°)
OKLab	oklab(31.81% 0.0436 -0.1386)
OKLCH	oklch(31.81% 0.145 287.4)
XYZ	xyz(5.0037, 2.7503, 17.4032)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A76 #5D761A

analogous

#1A2F76 #331A76 #611A76

triadic

#331A76 #76331A #1A7633

tetradic

#331A76 #761A2F #5D761A #1A7661

square

#331A76 #761A2F #5D761A #1A7661

split-complementary

#331A76 #76611A #2F761A

monochromatic

#0B0619 #1D0F44 #331A76 #4925A8 #6237D3

Accessibility & contrast

On white

13.55

#331A76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#331A76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A76

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A76	#FFFFFF	#000000	##FFFFFF
##331A76	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003079

Deuteranopia (green-blind)

#002C74

Tritanopia (blue-blind)

#173447

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #331a76;
/* rgb */ color: rgb(51, 26, 118);
/* oklch */ color: oklch(31.8% 0.145 287.4);

Tailwind

colors: {
  custom: {
    50: '#735a9e',
    500: '#331a76',
    950: '#000000',
  },
}

SCSS

$custom: #331a76;
$custom-light: #735a9e;
$custom-dark: #000000;

JSON

{
  "hex": "#331a76",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 118
  },
  "hsl": {
    "h": 256.304,
    "s": 63.889,
    "l": 28.235
  },
  "oklch": {
    "l": 0.31812,
    "c": 0.14525,
    "h": 287.4
  },
  "luminance": 0.02751
}

Semantic roles & 50–950 ramp

primary

#331A76

secondary

#8EAB41

accent

#E741BA

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #331A76

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

Preview Lab → · Contrast checker → · Palette generator →