#3331C8#3331C8

#3331C8 is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.5% C 0.223 H 272.7°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#3331C8
RGB	rgb(51, 49, 200)
HSL	hsl(241, 61%, 49%)
HSV	hsv(241, 76%, 78%)
CMYK	cmyk(74.5%, 75.5%, 0%, 21.6%)
CIE-LAB	lab(31.96, 50.12, -76.89)
CIE-LCH	lch(31.96, 91.78, 303.10°)
OKLab	oklab(43.5% 0.0106 -0.2225)
OKLCH	oklch(43.5% 0.223 272.7)
XYZ	xyz(12.8854, 7.0692, 55.3178)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3331C8 #C6C831

analogous

#317BC8 #3331C8 #7F31C8

triadic

#3331C8 #C83331 #31C833

tetradic

#3331C8 #C8317B #C6C831 #31C87F

square

#3331C8 #C8317B #C6C831 #31C87F

split-complementary

#3331C8 #C87F31 #7BC831

monochromatic

#1A1966 #262597 #3331C8 #605FD8 #9190E4

Accessibility & contrast

On white

8.70

#3331C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3331C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3331C8

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3331C8	#FFFFFF	#000000	##FFFFFF
##3331C8	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052CC

Deuteranopia (green-blind)

#0044C5

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3331c8;
/* rgb */ color: rgb(51, 49, 200);
/* oklch */ color: oklch(43.5% 0.223 272.7);

Tailwind

colors: {
  custom: {
    50: '#836bda',
    500: '#3331c8',
    950: '#000000',
  },
}

SCSS

$custom: #3331c8;
$custom-light: #836bda;
$custom-dark: #000000;

JSON

{
  "hex": "#3331c8",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 200
  },
  "hsl": {
    "h": 240.795,
    "s": 60.643,
    "l": 48.824
  },
  "oklch": {
    "l": 0.43497,
    "c": 0.22277,
    "h": 272.7
  },
  "luminance": 0.07071
}

Semantic roles & 50–950 ramp

primary

#3331C8

secondary

#CDCE86

accent

#E444E2

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0D0715

muted

#7D7A83

Preview Lab

Preview with #3331C8

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

Preview Lab → · Contrast checker → · Palette generator →