#311C95#311C95

#311C95 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.2% C 0.181 H 279.5°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#311C95
RGB	rgb(49, 28, 149)
HSL	hsl(250, 68%, 35%)
HSV	hsv(250, 81%, 58%)
CMYK	cmyk(67.1%, 81.2%, 0%, 41.6%)
CIE-LAB	lab(22.49, 44.73, -61.96)
CIE-LCH	lch(22.49, 76.42, 305.82°)
OKLab	oklab(35.18% 0.0299 -0.1789)
OKLCH	oklch(35.18% 0.181 279.5)
XYZ	xyz(7.1050, 3.6528, 28.7586)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311C95 #80951C

analogous

#1C4495 #311C95 #6E1C95

triadic

#311C95 #95311C #1C9531

tetradic

#311C95 #951C44 #80951C #1C956E

square

#311C95 #951C44 #80951C #1C956E

split-complementary

#311C95 #956E1C #44951C

monochromatic

#0F092E #201261 #311C95 #4226C9 #674EDE

Accessibility & contrast

On white

12.13

#311C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#311C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311C95

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311C95	#FFFFFF	#000000	##FFFFFF
##311C95	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A98

Deuteranopia (green-blind)

#003193

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #311c95;
/* rgb */ color: rgb(49, 28, 149);
/* oklch */ color: oklch(35.2% 0.181 279.5);

Tailwind

colors: {
  custom: {
    50: '#785cb5',
    500: '#311c95',
    950: '#000000',
  },
}

SCSS

$custom: #311c95;
$custom-light: #785cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#311c95",
  "rgb": {
    "r": 49,
    "g": 28,
    "b": 149
  },
  "hsl": {
    "h": 250.413,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35182,
    "c": 0.18139,
    "h": 279.5
  },
  "luminance": 0.03653
}

Semantic roles & 50–950 ramp

primary

#311C95

secondary

#ACC04D

accent

#EB3DCD

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #311C95

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

Preview Lab → · Contrast checker → · Palette generator →