#331158#331158

#331158 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.7% C 0.119 H 300.4°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#331158
RGB	rgb(51, 17, 88)
HSL	hsl(269, 68%, 21%)
HSV	hsv(269, 81%, 35%)
CMYK	cmyk(42%, 80.7%, 0%, 65.5%)
CIE-LAB	lab(14.45, 32.29, -35.90)
CIE-LCH	lch(14.45, 48.29, 311.97°)
OKLab	oklab(27.71% 0.0602 -0.1025)
OKLCH	oklch(27.71% 0.119 300.4)
XYZ	xyz(3.3267, 1.8093, 9.4046)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.85

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331158 #365811

analogous

#111358 #331158 #561158

triadic

#331158 #583311 #115833

tetradic

#331158 #581113 #365811 #115856

square

#331158 #581113 #365811 #115856

split-complementary

#331158 #585611 #135811

monochromatic

#0F051A #150725 #331158 #511B8B #6E25BF

Accessibility & contrast

On white

15.42

#331158 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#331158 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331158

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331158	#FFFFFF	#000000	##FFFFFF
##331158	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245A

Deuteranopia (green-blind)

#002457

Tritanopia (blue-blind)

#2B2333

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #331158;
/* rgb */ color: rgb(51, 17, 88);
/* oklch */ color: oklch(27.7% 0.119 300.4);

Tailwind

colors: {
  custom: {
    50: '#6f5388',
    500: '#331158',
    950: '#000000',
  },
}

SCSS

$custom: #331158;
$custom-light: #6f5388;
$custom-dark: #000000;

JSON

{
  "hex": "#331158",
  "rgb": {
    "r": 51,
    "g": 17,
    "b": 88
  },
  "hsl": {
    "h": 268.732,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.27706,
    "c": 0.11892,
    "h": 300.4
  },
  "luminance": 0.01809
}

Semantic roles & 50–950 ramp

primary

#331158

secondary

#649134

accent

#EA3D98

background

#F6F4F8

surface

#ECE7F0

border

#C7C3CB

text

#08020B

muted

#7B787C

Preview Lab

Preview with #331158

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

Preview Lab → · Contrast checker → · Palette generator →