#2E31A3#2E31A3

#2E31A3 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.4% C 0.178 H 273.5°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#2E31A3
RGB	rgb(46, 49, 163)
HSL	hsl(238, 56%, 41%)
HSV	hsv(238, 72%, 64%)
CMYK	cmyk(71.8%, 69.9%, 0%, 36.1%)
CIE-LAB	lab(27.90, 37.25, -61.60)
CIE-LCH	lch(27.90, 71.99, 301.16°)
OKLab	oklab(39.4% 0.0108 -0.1781)
OKLCH	oklch(39.4% 0.178 273.5)
XYZ	xyz(8.8337, 5.4209, 35.2240)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E31A3 #A3A02E

analogous

#2E6BA3 #2E31A3 #652EA3

triadic

#2E31A3 #A32E31 #31A32E

tetradic

#2E31A3 #A32E6B #A3A02E #2EA365

square

#2E31A3 #A32E6B #A3A02E #2EA365

split-complementary

#2E31A3 #A3652E #6BA32E

monochromatic

#131444 #212373 #2E31A3 #4447CA #7476D8

Accessibility & contrast

On white

10.07

#2E31A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#2E31A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E31A3

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E31A3	#FFFFFF	#000000	##FFFFFF
##2E31A3	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A6

Deuteranopia (green-blind)

#003CA1

Tritanopia (blue-blind)

#005066

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #2e31a3;
/* rgb */ color: rgb(46, 49, 163);
/* oklch */ color: oklch(39.4% 0.178 273.5);

Tailwind

colors: {
  custom: {
    50: '#786abf',
    500: '#2e31a3',
    950: '#000000',
  },
}

SCSS

$custom: #2e31a3;
$custom-light: #786abf;
$custom-dark: #000000;

JSON

{
  "hex": "#2e31a3",
  "rgb": {
    "r": 46,
    "g": 49,
    "b": 163
  },
  "hsl": {
    "h": 238.462,
    "s": 55.981,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39395,
    "c": 0.17842,
    "h": 273.5
  },
  "luminance": 0.05422
}

Semantic roles & 50–950 ramp

primary

#2E31A3

secondary

#BFBD6D

accent

#DB49DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2E31A3

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

Preview Lab → · Contrast checker → · Palette generator →