#312790#312790

#312790 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.1% C 0.164 H 278.5°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#312790
RGB	rgb(49, 39, 144)
HSL	hsl(246, 57%, 36%)
HSV	hsv(246, 73%, 56%)
CMYK	cmyk(66%, 72.9%, 0%, 43.5%)
CIE-LAB	lab(24.05, 37.18, -56.29)
CIE-LCH	lch(24.05, 67.46, 303.45°)
OKLab	oklab(36.13% 0.0244 -0.1625)
OKLCH	oklch(36.13% 0.164 278.5)
XYZ	xyz(7.0246, 4.1171, 26.8046)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312790 #869027

analogous

#275190 #312790 #652790

triadic

#312790 #903127 #279031

tetradic

#312790 #902751 #869027 #279065

square

#312790 #902751 #869027 #279065

split-complementary

#312790 #906527 #519027

monochromatic

#100D30 #211A60 #312790 #4134C0 #695ED3

Accessibility & contrast

On white

11.52

#312790 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#312790 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312790

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312790	#FFFFFF	#000000	##FFFFFF
##312790	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D93

Deuteranopia (green-blind)

#00358E

Tritanopia (blue-blind)

#004459

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #312790;
/* rgb */ color: rgb(49, 39, 144);
/* oklch */ color: oklch(36.1% 0.164 278.5);

Tailwind

colors: {
  custom: {
    50: '#7663b2',
    500: '#312790',
    950: '#000000',
  },
}

SCSS

$custom: #312790;
$custom-light: #7663b2;
$custom-dark: #000000;

JSON

{
  "hex": "#312790",
  "rgb": {
    "r": 49,
    "g": 39,
    "b": 144
  },
  "hsl": {
    "h": 245.714,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36127,
    "c": 0.16428,
    "h": 278.5
  },
  "luminance": 0.04118
}

Semantic roles & 50–950 ramp

primary

#312790

secondary

#B0B95A

accent

#E147D2

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #312790

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

Preview Lab → · Contrast checker → · Palette generator →