#333B86#333B86

#333B86 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.124 H 274.5°. Best body text is #FFFFFF at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#333B86
RGB	rgb(51, 59, 134)
HSL	hsl(234, 45%, 36%)
HSV	hsv(234, 62%, 53%)
CMYK	cmyk(61.9%, 56%, 0%, 47.5%)
CIE-LAB	lab(28.25, 21.11, -43.22)
CIE-LCH	lch(28.25, 48.11, 296.03°)
OKLab	oklab(38.97% 0.0098 -0.124)
OKLCH	oklch(38.97% 0.124 274.5)
XYZ	xyz(7.2309, 5.5524, 23.2403)
Luminance	0.0555 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333B86 #867E33

analogous

#336586 #333B86 #553386

triadic

#333B86 #86333B #3B8633

tetradic

#333B86 #863365 #867E33 #338655

square

#333B86 #863365 #867E33 #338655

split-complementary

#333B86 #865533 #658633

monochromatic

#11142D #22275A #333B86 #444FB2 #6C75C7

Accessibility & contrast

On white

9.95

#333B86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#333B86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333B86

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333B86	#FFFFFF	#000000	##FFFFFF
##333B86	1.00	9.95	2.11	9.95
#FFFFFF	9.95	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#074689

Deuteranopia (green-blind)

#003F84

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #333b86;
/* rgb */ color: rgb(51, 59, 134);
/* oklch */ color: oklch(39.0% 0.124 274.5);

Tailwind

colors: {
  custom: {
    50: '#7370aa',
    500: '#333b86',
    950: '#000000',
  },
}

SCSS

$custom: #333b86;
$custom-light: #7370aa;
$custom-dark: #000000;

JSON

{
  "hex": "#333b86",
  "rgb": {
    "r": 51,
    "g": 59,
    "b": 134
  },
  "hsl": {
    "h": 234.217,
    "s": 44.865,
    "l": 36.275
  },
  "oklch": {
    "l": 0.38973,
    "c": 0.12435,
    "h": 274.5
  },
  "luminance": 0.05553
}

Semantic roles & 50–950 ramp

primary

#333B86

secondary

#AFA866

accent

#C853D5

background

#F7F6FA

surface

#EDECF4

border

#C8C7CE

text

#090710

muted

#7B7A7F

Preview Lab

Preview with #333B86

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

Preview Lab → · Contrast checker → · Palette generator →