#331AD2#331AD2

#331AD2 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 42.2% C 0.251 H 273.4°. Best body text is #FFFFFF at 9.46:1 contrast (WCAG AA passes).

Color values

HEX	#331AD2
RGB	rgb(51, 26, 210)
HSL	hsl(248, 78%, 46%)
HSV	hsv(248, 88%, 82%)
CMYK	cmyk(75.7%, 87.6%, 0%, 17.6%)
CIE-LAB	lab(29.65, 63.23, -86.56)
CIE-LCH	lch(29.65, 107.19, 306.15°)
OKLab	oklab(42.22% 0.0147 -0.2502)
OKLCH	oklch(42.22% 0.251 273.4)
XYZ	xyz(13.3636, 6.0943, 61.4323)
Luminance	0.0610 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331AD2 #B9D21A

analogous

#1A5DD2 #331AD2 #8F1AD2

triadic

#331AD2 #D2331A #1AD233

tetradic

#331AD2 #D21A5D #B9D21A #1AD28F

square

#331AD2 #D21A5D #B9D21A #1AD28F

split-complementary

#331AD2 #D28F1A #5DD21A

monochromatic

#190D65 #26139C #331AD2 #5842E8 #8878EE

Accessibility & contrast

On white

9.46

#331AD2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#331AD2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331AD2

9.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331AD2	#FFFFFF	#000000	##FFFFFF
##331AD2	1.00	9.46	2.22	9.46
#FFFFFF	9.46	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004ED7

Deuteranopia (green-blind)

#003DCF

Tritanopia (blue-blind)

#005A7C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #331ad2;
/* rgb */ color: rgb(51, 26, 210);
/* oklch */ color: oklch(42.2% 0.251 273.4);

Tailwind

colors: {
  custom: {
    50: '#8761e2',
    500: '#331ad2',
    950: '#000000',
  },
}

SCSS

$custom: #331ad2;
$custom-light: #8761e2;
$custom-dark: #000000;

JSON

{
  "hex": "#331ad2",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 210
  },
  "hsl": {
    "h": 248.152,
    "s": 77.966,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42224,
    "c": 0.25059,
    "h": 273.4
  },
  "luminance": 0.06096
}

Semantic roles & 50–950 ramp

primary

#331AD2

secondary

#C8D672

accent

#F433DA

background

#F9F6FE

surface

#F2EBFC

border

#CCC6D5

text

#0E0516

muted

#7E7A84

Preview Lab

Preview with #331AD2

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

Preview Lab → · Contrast checker → · Palette generator →