#312473#312473

#312473 is a dark, vivid blue. Relative luminance 0.032; OKLCH L 32.8% C 0.129 H 284.2°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#312473
RGB	rgb(49, 36, 115)
HSL	hsl(250, 52%, 30%)
HSV	hsv(250, 69%, 45%)
CMYK	cmyk(57.4%, 68.7%, 0%, 54.9%)
CIE-LAB	lab(20.64, 29.29, -43.58)
CIE-LCH	lch(20.64, 52.51, 303.90°)
OKLab	oklab(32.84% 0.0318 -0.1252)
OKLCH	oklch(32.84% 0.129 284.2)
XYZ	xyz(4.9911, 3.1522, 16.5618)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312473 #667324

analogous

#243F73 #312473 #582473

triadic

#312473 #733124 #247331

tetradic

#312473 #73243F #667324 #247358

square

#312473 #73243F #667324 #247358

split-complementary

#312473 #735824 #3F7324

monochromatic

#0A0717 #1D1544 #312473 #4533A2 #5F4BC7

Accessibility & contrast

On white

12.88

#312473 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#312473 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312473

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312473	#FFFFFF	#000000	##FFFFFF
##312473	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003475

Deuteranopia (green-blind)

#002F71

Tritanopia (blue-blind)

#133848

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #312473;
/* rgb */ color: rgb(49, 36, 115);
/* oklch */ color: oklch(32.8% 0.129 284.2);

Tailwind

colors: {
  custom: {
    50: '#715f9c',
    500: '#312473',
    950: '#000000',
  },
}

SCSS

$custom: #312473;
$custom-light: #715f9c;
$custom-dark: #000000;

JSON

{
  "hex": "#312473",
  "rgb": {
    "r": 49,
    "g": 36,
    "b": 115
  },
  "hsl": {
    "h": 249.873,
    "s": 52.318,
    "l": 29.608
  },
  "oklch": {
    "l": 0.32837,
    "c": 0.1292,
    "h": 284.2
  },
  "luminance": 0.03153
}

Semantic roles & 50–950 ramp

primary

#312473

secondary

#97A64D

accent

#DC4CC4

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08050E

muted

#7B797E

Preview Lab

Preview with #312473

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

Preview Lab → · Contrast checker → · Palette generator →