#2E31A6#2E31A6

#2E31A6 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.7% C 0.182 H 273.3°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#2E31A6
RGB	rgb(46, 49, 166)
HSL	hsl(239, 57%, 42%)
HSV	hsv(239, 72%, 65%)
CMYK	cmyk(72.3%, 70.5%, 0%, 34.9%)
CIE-LAB	lab(28.19, 38.30, -62.94)
CIE-LCH	lch(28.19, 73.67, 301.32°)
OKLab	oklab(39.69% 0.0104 -0.182)
OKLCH	oklch(39.69% 0.182 273.3)
XYZ	xyz(9.1057, 5.5297, 36.6565)
Luminance	0.0553 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E31A6 #A6A32E

analogous

#2E6DA6 #2E31A6 #672EA6

triadic

#2E31A6 #A62E31 #31A62E

tetradic

#2E31A6 #A62E6D #A6A32E #2EA667

square

#2E31A6 #A62E6D #A6A32E #2EA667

split-complementary

#2E31A6 #A6672E #6DA62E

monochromatic

#131546 #212376 #2E31A6 #4649CC #7678D9

Accessibility & contrast

On white

9.97

#2E31A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2E31A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E31A6

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E31A6	#FFFFFF	#000000	##FFFFFF
##2E31A6	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048AA

Deuteranopia (green-blind)

#003DA4

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2e31a6;
/* rgb */ color: rgb(46, 49, 166);
/* oklch */ color: oklch(39.7% 0.182 273.3);

Tailwind

colors: {
  custom: {
    50: '#796ac2',
    500: '#2e31a6',
    950: '#000000',
  },
}

SCSS

$custom: #2e31a6;
$custom-light: #796ac2;
$custom-dark: #000000;

JSON

{
  "hex": "#2e31a6",
  "rgb": {
    "r": 46,
    "g": 49,
    "b": 166
  },
  "hsl": {
    "h": 238.5,
    "s": 56.604,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39694,
    "c": 0.18229,
    "h": 273.3
  },
  "luminance": 0.05531
}

Semantic roles & 50–950 ramp

primary

#2E31A6

secondary

#C1BF6F

accent

#DC48E0

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #2E31A6

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

Preview Lab → · Contrast checker → · Palette generator →