#311051#311051

#311051 is a dark, moderate violet. Relative luminance 0.016; OKLCH L 26.7% C 0.111 H 302.5°. Best body text is #FFFFFF at 15.87:1 contrast (WCAG AA passes).

Color values

HEX	#311051
RGB	rgb(49, 16, 81)
HSL	hsl(270, 67%, 19%)
HSV	hsv(270, 80%, 32%)
CMYK	cmyk(39.5%, 80.2%, 0%, 68.2%)
CIE-LAB	lab(13.34, 30.44, -32.98)
CIE-LCH	lch(13.34, 44.88, 312.71°)
OKLab	oklab(26.66% 0.0598 -0.094)
OKLCH	oklch(26.66% 0.111 302.5)
XYZ	xyz(2.9368, 1.6176, 7.9405)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311051 #305110

analogous

#111051 #311051 #511051

triadic

#311051 #513110 #105131

tetradic

#311051 #511110 #305110 #105151

square

#311051 #511110 #305110 #105151

split-complementary

#311051 #515110 #105111

monochromatic

#0F051A #12061E #311051 #501A84 #6F24B7

Accessibility & contrast

On white

15.87

#311051 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#311051 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311051

15.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311051	#FFFFFF	#000000	##FFFFFF
##311051	1.00	15.87	1.32	15.87
#FFFFFF	15.87	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002253

Deuteranopia (green-blind)

#002250

Tritanopia (blue-blind)

#2A202F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #311051;
/* rgb */ color: rgb(49, 16, 81);
/* oklch */ color: oklch(26.7% 0.111 302.5);

Tailwind

colors: {
  custom: {
    50: '#6d5282',
    500: '#311051',
    950: '#000000',
  },
}

SCSS

$custom: #311051;
$custom-light: #6d5282;
$custom-dark: #000000;

JSON

{
  "hex": "#311051",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 81
  },
  "hsl": {
    "h": 270.462,
    "s": 67.01,
    "l": 19.02
  },
  "oklch": {
    "l": 0.26655,
    "c": 0.1114,
    "h": 302.5
  },
  "luminance": 0.01618
}

Semantic roles & 50–950 ramp

primary

#311051

secondary

#5E8B32

accent

#EA3E93

background

#F6F4F8

surface

#ECE7EF

border

#C7C3CA

text

#07020A

muted

#7A787C

Preview Lab

Preview with #311051

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

Preview Lab → · Contrast checker → · Palette generator →