#313883#313883

#313883 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.0% C 0.125 H 274.8°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#313883
RGB	rgb(49, 56, 131)
HSL	hsl(235, 46%, 35%)
HSV	hsv(235, 63%, 51%)
CMYK	cmyk(62.6%, 57.3%, 0%, 48.6%)
CIE-LAB	lab(27.07, 21.67, -43.27)
CIE-LCH	lch(27.07, 48.39, 296.60°)
OKLab	oklab(37.98% 0.0104 -0.1242)
OKLCH	oklch(37.98% 0.125 274.8)
XYZ	xyz(6.7762, 5.1195, 22.0994)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313883 #837C31

analogous

#316183 #313883 #533183

triadic

#313883 #833138 #388331

tetradic

#313883 #833161 #837C31 #318353

square

#313883 #833161 #837C31 #318353

split-complementary

#313883 #835331 #618331

monochromatic

#10122A #202556 #313883 #424BB0 #6870C6

Accessibility & contrast

On white

10.38

#313883 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#313883 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313883

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313883	#FFFFFF	#000000	##FFFFFF
##313883	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004486

Deuteranopia (green-blind)

#003D81

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #313883;
/* rgb */ color: rgb(49, 56, 131);
/* oklch */ color: oklch(38.0% 0.125 274.8);

Tailwind

colors: {
  custom: {
    50: '#726ea8',
    500: '#313883',
    950: '#000000',
  },
}

SCSS

$custom: #313883;
$custom-light: #726ea8;
$custom-dark: #000000;

JSON

{
  "hex": "#313883",
  "rgb": {
    "r": 49,
    "g": 56,
    "b": 131
  },
  "hsl": {
    "h": 234.878,
    "s": 45.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37981,
    "c": 0.12463,
    "h": 274.8
  },
  "luminance": 0.0512
}

Semantic roles & 50–950 ramp

primary

#313883

secondary

#AEA762

accent

#CA53D5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #313883

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

Preview Lab → · Contrast checker → · Palette generator →