#331A51#331A51

#331A51 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.4% C 0.097 H 301.4°. Best body text is #FFFFFF at 14.92:1 contrast (WCAG AA passes).

Color values

HEX	#331A51
RGB	rgb(51, 26, 81)
HSL	hsl(267, 51%, 21%)
HSV	hsv(267, 68%, 32%)
CMYK	cmyk(37%, 67.9%, 0%, 68.2%)
CIE-LAB	lab(15.68, 25.23, -29.17)
CIE-LCH	lch(15.68, 38.57, 310.86°)
OKLab	oklab(28.4% 0.0505 -0.0828)
OKLCH	oklch(28.4% 0.097 301.4)
XYZ	xyz(3.2195, 2.0367, 8.0065)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A51 #38511A

analogous

#1A1C51 #331A51 #4E1A51

triadic

#331A51 #51331A #1A5133

tetradic

#331A51 #511A1C #38511A #1A514E

square

#331A51 #511A1C #38511A #1A514E

split-complementary

#331A51 #514E1A #1C511A

monochromatic

#0F0717 #160B23 #331A51 #50297F #6D38AE

Accessibility & contrast

On white

14.92

#331A51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#331A51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A51

14.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A51	#FFFFFF	#000000	##FFFFFF
##331A51	1.00	14.92	1.41	14.92
#FFFFFF	14.92	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002753

Deuteranopia (green-blind)

#082750

Tritanopia (blue-blind)

#2D2632

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331a51;
/* rgb */ color: rgb(51, 26, 81);
/* oklch */ color: oklch(28.4% 0.097 301.4);

Tailwind

colors: {
  custom: {
    50: '#6d5882',
    500: '#331a51',
    950: '#000000',
  },
}

SCSS

$custom: #331a51;
$custom-light: #6d5882;
$custom-dark: #000000;

JSON

{
  "hex": "#331a51",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 81
  },
  "hsl": {
    "h": 267.273,
    "s": 51.402,
    "l": 20.98
  },
  "oklch": {
    "l": 0.28395,
    "c": 0.09699,
    "h": 301.4
  },
  "luminance": 0.02037
}

Semantic roles & 50–950 ramp

primary

#331A51

secondary

#678740

accent

#DB4D9A

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030A

muted

#7A787C

Preview Lab

Preview with #331A51

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

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