#333DC4#333DC4

#333DC4 is a dark, highly saturated blue. Relative luminance 0.080; OKLCH L 44.9% C 0.206 H 271.5°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#333DC4
RGB	rgb(51, 61, 196)
HSL	hsl(236, 59%, 48%)
HSV	hsv(236, 74%, 77%)
CMYK	cmyk(74%, 68.9%, 0%, 23.1%)
CIE-LAB	lab(34.04, 41.91, -71.13)
CIE-LCH	lch(34.04, 82.56, 300.50°)
OKLab	oklab(44.86% 0.0054 -0.2058)
OKLCH	oklch(44.86% 0.206 271.5)
XYZ	xyz(12.9944, 8.0255, 53.0781)
Luminance	0.0803 (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

#333DC4 #C4BA33

analogous

#3385C4 #333DC4 #7133C4

triadic

#333DC4 #C4333D #3DC433

tetradic

#333DC4 #C43385 #C4BA33 #33C471

square

#333DC4 #C43385 #C4BA33 #33C471

split-complementary

#333DC4 #C47133 #85C433

monochromatic

#1A1F63 #262E93 #333DC4 #5F67D5 #8F95E2

Accessibility & contrast

On white

8.06

#333DC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#333DC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333DC4

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333DC4	#FFFFFF	#000000	##FFFFFF
##333DC4	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C8

Deuteranopia (green-blind)

#0049C2

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #333dc4;
/* rgb */ color: rgb(51, 61, 196);
/* oklch */ color: oklch(44.9% 0.206 271.5);

Tailwind

colors: {
  custom: {
    50: '#8173d7',
    500: '#333dc4',
    950: '#000000',
  },
}

SCSS

$custom: #333dc4;
$custom-light: #8173d7;
$custom-dark: #000000;

JSON

{
  "hex": "#333dc4",
  "rgb": {
    "r": 51,
    "g": 61,
    "b": 196
  },
  "hsl": {
    "h": 235.862,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44857,
    "c": 0.20588,
    "h": 271.5
  },
  "luminance": 0.08027
}

Semantic roles & 50–950 ramp

primary

#333DC4

secondary

#CDC886

accent

#D746E2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #333DC4

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

Preview Lab → · Contrast checker → · Palette generator →