#311158#311158

#311158 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.4% C 0.119 H 298.7°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#311158
RGB	rgb(49, 17, 88)
HSL	hsl(267, 68%, 21%)
HSV	hsv(267, 81%, 35%)
CMYK	cmyk(44.3%, 80.7%, 0%, 65.5%)
CIE-LAB	lab(14.16, 31.90, -36.39)
CIE-LCH	lch(14.16, 48.39, 311.24°)
OKLab	oklab(27.44% 0.0569 -0.104)
OKLCH	oklch(27.44% 0.119 298.7)
XYZ	xyz(3.2281, 1.7584, 9.4000)
Luminance	0.0176 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 3.46

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311158 #385811

analogous

#111558 #311158 #541158

triadic

#311158 #583111 #115831

tetradic

#311158 #581115 #385811 #115854

square

#311158 #581115 #385811 #115854

split-complementary

#311158 #585411 #155811

monochromatic

#0E051A #140725 #311158 #4E1B8B #6A25BF

Accessibility & contrast

On white

15.54

#311158 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#311158 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311158

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311158	#FFFFFF	#000000	##FFFFFF
##311158	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245A

Deuteranopia (green-blind)

#002357

Tritanopia (blue-blind)

#272333

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #311158;
/* rgb */ color: rgb(49, 17, 88);
/* oklch */ color: oklch(27.4% 0.119 298.7);

Tailwind

colors: {
  custom: {
    50: '#6e5388',
    500: '#311158',
    950: '#000000',
  },
}

SCSS

$custom: #311158;
$custom-light: #6e5388;
$custom-dark: #000000;

JSON

{
  "hex": "#311158",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 88
  },
  "hsl": {
    "h": 267.042,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2744,
    "c": 0.11858,
    "h": 298.7
  },
  "luminance": 0.01758
}

Semantic roles & 50–950 ramp

primary

#311158

secondary

#679134

accent

#EA3D9C

background

#F6F4F8

surface

#ECE7F0

border

#C7C3CB

text

#07020B

muted

#7A787C

Preview Lab

Preview with #311158

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

Preview Lab → · Contrast checker → · Palette generator →