#311A89#311A89

#311A89 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.6% C 0.169 H 281.9°. Best body text is #FFFFFF at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#311A89
RGB	rgb(49, 26, 137)
HSL	hsl(252, 68%, 32%)
HSV	hsv(252, 81%, 54%)
CMYK	cmyk(64.2%, 81%, 0%, 46.3%)
CIE-LAB	lab(20.82, 42.03, -57.26)
CIE-LCH	lch(20.82, 71.03, 306.28°)
OKLab	oklab(33.63% 0.0347 -0.1652)
OKLCH	oklch(33.63% 0.169 281.9)
XYZ	xyz(6.1500, 3.1974, 23.9551)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311A89 #72891A

analogous

#1A3B89 #311A89 #681A89

triadic

#311A89 #89311A #1A8931

tetradic

#311A89 #891A3B #72891A #1A8968

square

#311A89 #891A3B #72891A #1A8968

split-complementary

#311A89 #89681A #3B891A

monochromatic

#0C0622 #1F1056 #311A89 #4324BC #6242DB

Accessibility & contrast

On white

12.81

#311A89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#311A89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311A89

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311A89	#FFFFFF	#000000	##FFFFFF
##311A89	1.00	12.81	1.64	12.81
#FFFFFF	12.81	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368C

Deuteranopia (green-blind)

#002E87

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #311a89;
/* rgb */ color: rgb(49, 26, 137);
/* oklch */ color: oklch(33.6% 0.169 281.9);

Tailwind

colors: {
  custom: {
    50: '#765bad',
    500: '#311a89',
    950: '#000000',
  },
}

SCSS

$custom: #311a89;
$custom-light: #765bad;
$custom-dark: #000000;

JSON

{
  "hex": "#311a89",
  "rgb": {
    "r": 49,
    "g": 26,
    "b": 137
  },
  "hsl": {
    "h": 252.432,
    "s": 68.098,
    "l": 31.961
  },
  "oklch": {
    "l": 0.33627,
    "c": 0.1688,
    "h": 281.9
  },
  "luminance": 0.03198
}

Semantic roles & 50–950 ramp

primary

#311A89

secondary

#A3BC43

accent

#EB3DC7

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #311A89

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

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