#311157#311157

#311157 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.3% C 0.117 H 299.2°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#311157
RGB	rgb(49, 17, 87)
HSL	hsl(267, 67%, 20%)
HSV	hsv(267, 80%, 34%)
CMYK	cmyk(43.7%, 80.5%, 0%, 65.9%)
CIE-LAB	lab(14.07, 31.62, -35.86)
CIE-LCH	lch(14.07, 47.81, 311.40°)
OKLab	oklab(27.34% 0.0572 -0.1025)
OKLCH	oklch(27.34% 0.117 299.2)
XYZ	xyz(3.1869, 1.7419, 9.1833)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311157 #375711

analogous

#111457 #311157 #541157

triadic

#311157 #573111 #115731

tetradic

#311157 #571114 #375711 #115754

square

#311157 #571114 #375711 #115754

split-complementary

#311157 #575411 #145711

monochromatic

#0E051A #140724 #311157 #4E1B8A #6B25BD

Accessibility & contrast

On white

15.57

#311157 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#311157 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311157

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311157	#FFFFFF	#000000	##FFFFFF
##311157	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002459

Deuteranopia (green-blind)

#002356

Tritanopia (blue-blind)

#282333

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #311157;
/* rgb */ color: rgb(49, 17, 87);
/* oklch */ color: oklch(27.3% 0.117 299.2);

Tailwind

colors: {
  custom: {
    50: '#6e5387',
    500: '#311157',
    950: '#000000',
  },
}

SCSS

$custom: #311157;
$custom-light: #6e5387;
$custom-dark: #000000;

JSON

{
  "hex": "#311157",
  "rgb": {
    "r": 49,
    "g": 17,
    "b": 87
  },
  "hsl": {
    "h": 267.429,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.27344,
    "c": 0.11737,
    "h": 299.2
  },
  "luminance": 0.01742
}

Semantic roles & 50–950 ramp

primary

#311157

secondary

#669034

accent

#EA3E9B

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020B

muted

#7A787C

Preview Lab

Preview with #311157

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

Preview Lab → · Contrast checker → · Palette generator →