#2E31A0#2E31A0

#2E31A0 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 39.1% C 0.175 H 273.7°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#2E31A0
RGB	rgb(46, 49, 160)
HSL	hsl(238, 55%, 40%)
HSV	hsv(238, 71%, 63%)
CMYK	cmyk(71.2%, 69.4%, 0%, 37.3%)
CIE-LAB	lab(27.61, 36.20, -60.26)
CIE-LCH	lch(27.61, 70.30, 301.00°)
OKLab	oklab(39.1% 0.0112 -0.1742)
OKLCH	oklch(39.1% 0.175 273.7)
XYZ	xyz(8.5681, 5.3147, 33.8252)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E31A0 #A09D2E

analogous

#2E6AA0 #2E31A0 #642EA0

triadic

#2E31A0 #A02E31 #31A02E

tetradic

#2E31A0 #A02E6A #A09D2E #2EA064

square

#2E31A0 #A02E6A #A09D2E #2EA064

split-complementary

#2E31A0 #A0642E #6AA02E

monochromatic

#131441 #202270 #2E31A0 #4246C9 #7275D6

Accessibility & contrast

On white

10.18

#2E31A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2E31A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E31A0

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E31A0	#FFFFFF	#000000	##FFFFFF
##2E31A0	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A3

Deuteranopia (green-blind)

#003C9E

Tritanopia (blue-blind)

#004F64

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2e31a0;
/* rgb */ color: rgb(46, 49, 160);
/* oklch */ color: oklch(39.1% 0.175 273.7);

Tailwind

colors: {
  custom: {
    50: '#776abd',
    500: '#2e31a0',
    950: '#000000',
  },
}

SCSS

$custom: #2e31a0;
$custom-light: #776abd;
$custom-dark: #000000;

JSON

{
  "hex": "#2e31a0",
  "rgb": {
    "r": 46,
    "g": 49,
    "b": 160
  },
  "hsl": {
    "h": 238.421,
    "s": 55.34,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39099,
    "c": 0.17453,
    "h": 273.7
  },
  "luminance": 0.05316
}

Semantic roles & 50–950 ramp

primary

#2E31A0

secondary

#BEBC6C

accent

#DB49DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2E31A0

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

Preview Lab → · Contrast checker → · Palette generator →