#312090#312090

#312090 is a dark, vivid blue. Relative luminance 0.037; OKLCH L 35.1% C 0.172 H 279.8°. Best body text is #FFFFFF at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#312090
RGB	rgb(49, 32, 144)
HSL	hsl(249, 64%, 35%)
HSV	hsv(249, 78%, 56%)
CMYK	cmyk(66%, 77.8%, 0%, 43.5%)
CIE-LAB	lab(22.65, 41.13, -58.60)
CIE-LCH	lch(22.65, 71.59, 305.06°)
OKLab	oklab(35.13% 0.0291 -0.1692)
OKLCH	oklch(35.13% 0.172 279.8)
XYZ	xyz(6.8156, 3.6991, 26.7350)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312090 #7F9020

analogous

#204790 #312090 #692090

triadic

#312090 #903120 #209031

tetradic

#312090 #902047 #7F9020 #209069

square

#312090 #902047 #7F9020 #209069

split-complementary

#312090 #906920 #479020

monochromatic

#0F0A2C #20155E #312090 #422BC2 #6652D9

Accessibility & contrast

On white

12.07

#312090 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#312090 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312090

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312090	#FFFFFF	#000000	##FFFFFF
##312090	1.00	12.07	1.74	12.07
#FFFFFF	12.07	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A93

Deuteranopia (green-blind)

#00328E

Tritanopia (blue-blind)

#004157

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #312090;
/* rgb */ color: rgb(49, 32, 144);
/* oklch */ color: oklch(35.1% 0.172 279.8);

Tailwind

colors: {
  custom: {
    50: '#775eb2',
    500: '#312090',
    950: '#000000',
  },
}

SCSS

$custom: #312090;
$custom-light: #775eb2;
$custom-dark: #000000;

JSON

{
  "hex": "#312090",
  "rgb": {
    "r": 49,
    "g": 32,
    "b": 144
  },
  "hsl": {
    "h": 249.107,
    "s": 63.636,
    "l": 34.51
  },
  "oklch": {
    "l": 0.35133,
    "c": 0.17164,
    "h": 279.8
  },
  "luminance": 0.037
}

Semantic roles & 50–950 ramp

primary

#312090

secondary

#ABBC50

accent

#E741CE

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #312090

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

Preview Lab → · Contrast checker → · Palette generator →