#313785#313785

#313785 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.129 H 275.1°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#313785
RGB	rgb(49, 55, 133)
HSL	hsl(236, 46%, 36%)
HSV	hsv(236, 63%, 52%)
CMYK	cmyk(63.2%, 58.6%, 0%, 47.8%)
CIE-LAB	lab(26.96, 23.07, -44.71)
CIE-LCH	lch(26.96, 50.31, 297.29°)
OKLab	oklab(37.94% 0.0115 -0.1284)
OKLCH	oklch(37.94% 0.129 275.1)
XYZ	xyz(6.8651, 5.0783, 22.8042)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#313785 #857F31

analogous

#316185 #313785 #553185

triadic

#313785 #853137 #378531

tetradic

#313785 #853161 #857F31 #318555

square

#313785 #853161 #857F31 #318555

split-complementary

#313785 #855531 #618531

monochromatic

#10122C #212558 #313785 #4149B2 #6970C8

Accessibility & contrast

On white

10.42

#313785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#313785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #313785

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##313785	#FFFFFF	#000000	##FFFFFF
##313785	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004388

Deuteranopia (green-blind)

#003C83

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #313785;
/* rgb */ color: rgb(49, 55, 133);
/* oklch */ color: oklch(37.9% 0.129 275.1);

Tailwind

colors: {
  custom: {
    50: '#726da9',
    500: '#313785',
    950: '#000000',
  },
}

SCSS

$custom: #313785;
$custom-light: #726da9;
$custom-dark: #000000;

JSON

{
  "hex": "#313785",
  "rgb": {
    "r": 49,
    "g": 55,
    "b": 133
  },
  "hsl": {
    "h": 235.714,
    "s": 46.154,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37944,
    "c": 0.12894,
    "h": 275.1
  },
  "luminance": 0.05079
}

Semantic roles & 50–950 ramp

primary

#313785

secondary

#AFAA63

accent

#CC52D6

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #313785

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

Preview Lab → · Contrast checker → · Palette generator →