#312DC8#312DC8

#312DC8 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.9% C 0.227 H 272.5°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#312DC8
RGB	rgb(49, 45, 200)
HSL	hsl(242, 63%, 48%)
HSV	hsv(242, 78%, 78%)
CMYK	cmyk(75.5%, 77.5%, 0%, 21.6%)
CIE-LAB	lab(31.11, 52.06, -78.31)
CIE-LCH	lch(31.11, 94.03, 303.62°)
OKLab	oklab(42.86% 0.0098 -0.2266)
OKLCH	oklch(42.86% 0.227 272.5)
XYZ	xyz(12.6268, 6.6985, 55.2599)
Luminance	0.0670 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 4.79

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312DC8 #C4C82D

analogous

#2D77C8 #312DC8 #7E2DC8

triadic

#312DC8 #C8312D #2DC831

tetradic

#312DC8 #C82D77 #C4C82D #2DC87E

square

#312DC8 #C82D77 #C4C82D #2DC87E

split-complementary

#312DC8 #C87E2D #77C82D

monochromatic

#191764 #252296 #312DC8 #5C59DA #8D8BE5

Accessibility & contrast

On white

8.97

#312DC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#312DC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312DC8

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312DC8	#FFFFFF	#000000	##FFFFFF
##312DC8	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051CC

Deuteranopia (green-blind)

#0041C5

Tritanopia (blue-blind)

#005C7A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #312dc8;
/* rgb */ color: rgb(49, 45, 200);
/* oklch */ color: oklch(42.9% 0.227 272.5);

Tailwind

colors: {
  custom: {
    50: '#8269da',
    500: '#312dc8',
    950: '#000000',
  },
}

SCSS

$custom: #312dc8;
$custom-light: #8269da;
$custom-dark: #000000;

JSON

{
  "hex": "#312dc8",
  "rgb": {
    "r": 49,
    "g": 45,
    "b": 200
  },
  "hsl": {
    "h": 241.548,
    "s": 63.265,
    "l": 48.039
  },
  "oklch": {
    "l": 0.42864,
    "c": 0.22684,
    "h": 272.5
  },
  "luminance": 0.067
}

Semantic roles & 50–950 ramp

primary

#312DC8

secondary

#CDCF82

accent

#E641E2

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0D0615

muted

#7D7A83

Preview Lab

Preview with #312DC8

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

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