#331A58#331A58

#331A58 is a dark, moderate violet. Relative luminance 0.021; OKLCH L 29.0% C 0.106 H 297.9°. Best body text is #FFFFFF at 14.69:1 contrast (WCAG AA passes).

Color values

HEX	#331A58
RGB	rgb(51, 26, 88)
HSL	hsl(264, 54%, 22%)
HSV	hsv(264, 70%, 35%)
CMYK	cmyk(42%, 70.5%, 0%, 65.5%)
CIE-LAB	lab(16.24, 27.31, -33.00)
CIE-LCH	lch(16.24, 42.83, 309.61°)
OKLab	oklab(28.98% 0.0499 -0.094)
OKLCH	oklch(28.98% 0.106 297.9)
XYZ	xyz(3.4956, 2.1471, 9.4609)
Luminance	0.0215 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A58 #3F581A

analogous

#1A2058 #331A58 #521A58

triadic

#331A58 #58331A #1A5833

tetradic

#331A58 #581A20 #3F581A #1A5852

square

#331A58 #581A20 #3F581A #1A5852

split-complementary

#331A58 #58521A #20581A

monochromatic

#0E0718 #180C29 #331A58 #4E2887 #6A36B6

Accessibility & contrast

On white

14.69

#331A58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#331A58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A58

14.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A58	#FFFFFF	#000000	##FFFFFF
##331A58	1.00	14.69	1.43	14.69
#FFFFFF	14.69	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00285A

Deuteranopia (green-blind)

#002857

Tritanopia (blue-blind)

#2A2836

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331a58;
/* rgb */ color: rgb(51, 26, 88);
/* oklch */ color: oklch(29.0% 0.106 297.9);

Tailwind

colors: {
  custom: {
    50: '#6e5888',
    500: '#331a58',
    950: '#000000',
  },
}

SCSS

$custom: #331a58;
$custom-light: #6e5888;
$custom-dark: #000000;

JSON

{
  "hex": "#331a58",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 88
  },
  "hsl": {
    "h": 264.194,
    "s": 54.386,
    "l": 22.353
  },
  "oklch": {
    "l": 0.28981,
    "c": 0.10644,
    "h": 297.9
  },
  "luminance": 0.02147
}

Semantic roles & 50–950 ramp

primary

#331A58

secondary

#6E8E40

accent

#DE4AA2

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331A58

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

Preview Lab → · Contrast checker → · Palette generator →