#2E31AA#2E31AA

#2E31AA is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.1% C 0.187 H 273.0°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#2E31AA
RGB	rgb(46, 49, 170)
HSL	hsl(239, 57%, 42%)
HSV	hsv(239, 73%, 67%)
CMYK	cmyk(72.9%, 71.2%, 0%, 33.3%)
CIE-LAB	lab(28.59, 39.68, -64.70)
CIE-LCH	lch(28.59, 75.90, 301.52°)
OKLab	oklab(40.1% 0.0098 -0.1871)
OKLCH	oklch(40.1% 0.187 273)
XYZ	xyz(9.4783, 5.6788, 38.6190)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E31AA #AAA72E

analogous

#2E6FAA #2E31AA #692EAA

triadic

#2E31AA #AA2E31 #31AA2E

tetradic

#2E31AA #AA2E6F #AAA72E #2EAA69

square

#2E31AA #AA2E6F #AAA72E #2EAA69

split-complementary

#2E31AA #AA692E #6FAA2E

monochromatic

#14154A #21237A #2E31AA #484BCD #787ADA

Accessibility & contrast

On white

9.83

#2E31AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2E31AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E31AA

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E31AA	#FFFFFF	#000000	##FFFFFF
##2E31AA	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049AE

Deuteranopia (green-blind)

#003DA8

Tritanopia (blue-blind)

#00536A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2e31aa;
/* rgb */ color: rgb(46, 49, 170);
/* oklch */ color: oklch(40.1% 0.187 273.0);

Tailwind

colors: {
  custom: {
    50: '#7a6ac4',
    500: '#2e31aa',
    950: '#000000',
  },
}

SCSS

$custom: #2e31aa;
$custom-light: #7a6ac4;
$custom-dark: #000000;

JSON

{
  "hex": "#2e31aa",
  "rgb": {
    "r": 46,
    "g": 49,
    "b": 170
  },
  "hsl": {
    "h": 238.548,
    "s": 57.407,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40096,
    "c": 0.18739,
    "h": 273
  },
  "luminance": 0.0568
}

Semantic roles & 50–950 ramp

primary

#2E31AA

secondary

#C3C171

accent

#DD47E1

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2E31AA

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

Preview Lab → · Contrast checker → · Palette generator →