#3331D4#3331D4

#3331D4 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.8% C 0.237 H 272.0°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#3331D4
RGB	rgb(51, 49, 212)
HSL	hsl(241, 65%, 51%)
HSV	hsv(241, 77%, 83%)
CMYK	cmyk(75.9%, 76.9%, 0%, 16.9%)
CIE-LAB	lab(33.25, 53.92, -81.74)
CIE-LCH	lch(33.25, 97.93, 303.41°)
OKLab	oklab(44.78% 0.0082 -0.2366)
OKLCH	oklch(44.78% 0.237 272)
XYZ	xyz(14.3432, 7.6523, 62.9957)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.88

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3331D4 #D2D431

analogous

#3180D4 #3331D4 #8431D4

triadic

#3331D4 #D43331 #31D433

tetradic

#3331D4 #D43180 #D2D431 #31D484

square

#3331D4 #D43180 #D2D431 #31D484

split-complementary

#3331D4 #D48431 #80D431

monochromatic

#191873 #2423A5 #3331D4 #6564DF #9796E9

Accessibility & contrast

On white

8.30

#3331D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3331D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3331D4

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3331D4	#FFFFFF	#000000	##FFFFFF
##3331D4	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D9

Deuteranopia (green-blind)

#0046D1

Tritanopia (blue-blind)

#006282

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3331d4;
/* rgb */ color: rgb(51, 49, 212);
/* oklch */ color: oklch(44.8% 0.237 272.0);

Tailwind

colors: {
  custom: {
    50: '#856ce3',
    500: '#3331d4',
    950: '#000000',
  },
}

SCSS

$custom: #3331d4;
$custom-light: #856ce3;
$custom-dark: #000000;

JSON

{
  "hex": "#3331d4",
  "rgb": {
    "r": 51,
    "g": 49,
    "b": 212
  },
  "hsl": {
    "h": 240.736,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.44779,
    "c": 0.23675,
    "h": 272
  },
  "luminance": 0.07654
}

Semantic roles & 50–950 ramp

primary

#3331D4

secondary

#D4D48C

accent

#E83FE6

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #3331D4

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

Preview Lab → · Contrast checker → · Palette generator →