#333C84#333C84

#333C84 is a dark, moderate blue. Relative luminance 0.056; OKLCH L 39.0% C 0.120 H 274.1°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#333C84
RGB	rgb(51, 60, 132)
HSL	hsl(233, 44%, 36%)
HSV	hsv(233, 61%, 52%)
CMYK	cmyk(61.4%, 54.5%, 0%, 48.2%)
CIE-LAB	lab(28.38, 19.71, -41.77)
CIE-LCH	lch(28.38, 46.19, 295.26°)
OKLab	oklab(39.02% 0.0086 -0.1197)
OKLCH	oklch(39.02% 0.12 274.1)
XYZ	xyz(7.1446, 5.6009, 22.5299)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333C84 #847B33

analogous

#336484 #333C84 #523384

triadic

#333C84 #84333C #3C8433

tetradic

#333C84 #843364 #847B33 #338452

square

#333C84 #843364 #847B33 #338452

split-complementary

#333C84 #845233 #648433

monochromatic

#11142C #222858 #333C84 #4450B0 #6B75C6

Accessibility & contrast

On white

9.90

#333C84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#333C84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333C84

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333C84	#FFFFFF	#000000	##FFFFFF
##333C84	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104787

Deuteranopia (green-blind)

#004083

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #333c84;
/* rgb */ color: rgb(51, 60, 132);
/* oklch */ color: oklch(39.0% 0.120 274.1);

Tailwind

colors: {
  custom: {
    50: '#7371a8',
    500: '#333c84',
    950: '#000000',
  },
}

SCSS

$custom: #333c84;
$custom-light: #7371a8;
$custom-dark: #000000;

JSON

{
  "hex": "#333c84",
  "rgb": {
    "r": 51,
    "g": 60,
    "b": 132
  },
  "hsl": {
    "h": 233.333,
    "s": 44.262,
    "l": 35.882
  },
  "oklch": {
    "l": 0.39023,
    "c": 0.11999,
    "h": 274.1
  },
  "luminance": 0.05601
}

Semantic roles & 50–950 ramp

primary

#333C84

secondary

#AEA665

accent

#C654D4

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333C84

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

Preview Lab → · Contrast checker → · Palette generator →