#2F3385#2F3385

#2F3385 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.135 H 275.5°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#2F3385
RGB	rgb(47, 51, 133)
HSL	hsl(237, 48%, 35%)
HSV	hsv(237, 65%, 52%)
CMYK	cmyk(64.7%, 61.7%, 0%, 47.8%)
CIE-LAB	lab(25.76, 25.40, -46.66)
CIE-LCH	lch(25.76, 53.13, 298.56°)
OKLab	oklab(37.02% 0.0129 -0.1343)
OKLCH	oklch(37.02% 0.135 275.5)
XYZ	xyz(6.5884, 4.6649, 22.7390)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F3385 #85812F

analogous

#2F5E85 #2F3385 #562F85

triadic

#2F3385 #852F33 #33852F

tetradic

#2F3385 #852F5E #85812F #2F8556

square

#2F3385 #852F5E #85812F #2F8556

split-complementary

#2F3385 #85562F #5E852F

monochromatic

#0F102B #1F2258 #2F3385 #3F44B2 #666AC9

Accessibility & contrast

On white

10.86

#2F3385 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F3385 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F3385

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F3385	#FFFFFF	#000000	##FFFFFF
##2F3385	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004188

Deuteranopia (green-blind)

#003983

Tritanopia (blue-blind)

#004757

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f3385;
/* rgb */ color: rgb(47, 51, 133);
/* oklch */ color: oklch(37.0% 0.135 275.5);

Tailwind

colors: {
  custom: {
    50: '#726aa9',
    500: '#2f3385',
    950: '#000000',
  },
}

SCSS

$custom: #2f3385;
$custom-light: #726aa9;
$custom-dark: #000000;

JSON

{
  "hex": "#2f3385",
  "rgb": {
    "r": 47,
    "g": 51,
    "b": 133
  },
  "hsl": {
    "h": 237.209,
    "s": 47.778,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37018,
    "c": 0.13489,
    "h": 275.5
  },
  "luminance": 0.04665
}

Semantic roles & 50–950 ramp

primary

#2F3385

secondary

#B0AC60

accent

#D150D7

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2F3385

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

Preview Lab → · Contrast checker → · Palette generator →