#2E3FA4#2E3FA4

#2E3FA4 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.0% C 0.163 H 270.4°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#2E3FA4
RGB	rgb(46, 63, 164)
HSL	hsl(231, 56%, 41%)
HSV	hsv(231, 72%, 64%)
CMYK	cmyk(72%, 61.6%, 0%, 35.7%)
CIE-LAB	lab(31.38, 28.64, -56.51)
CIE-LCH	lch(31.38, 63.35, 296.88°)
OKLab	oklab(41.97% 0.0011 -0.1631)
OKLCH	oklch(41.97% 0.163 270.4)
XYZ	xyz(9.6028, 6.8152, 35.9242)
Luminance	0.0682 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E3FA4 #A4932E

analogous

#2E7AA4 #2E3FA4 #582EA4

triadic

#2E3FA4 #A42E3F #3FA42E

tetradic

#2E3FA4 #A42E7A #A4932E #2EA458

square

#2E3FA4 #A42E7A #A4932E #2EA458

split-complementary

#2E3FA4 #A4582E #7AA42E

monochromatic

#131A44 #212D74 #2E3FA4 #4558CB #7483D8

Accessibility & contrast

On white

8.89

#2E3FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#2E3FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E3FA4

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E3FA4	#FFFFFF	#000000	##FFFFFF
##2E3FA4	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA7

Deuteranopia (green-blind)

#0045A2

Tritanopia (blue-blind)

#00596B

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2e3fa4;
/* rgb */ color: rgb(46, 63, 164);
/* oklch */ color: oklch(42.0% 0.163 270.4);

Tailwind

colors: {
  custom: {
    50: '#7774c0',
    500: '#2e3fa4',
    950: '#000000',
  },
}

SCSS

$custom: #2e3fa4;
$custom-light: #7774c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2e3fa4",
  "rgb": {
    "r": 46,
    "g": 63,
    "b": 164
  },
  "hsl": {
    "h": 231.356,
    "s": 56.19,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41967,
    "c": 0.16308,
    "h": 270.4
  },
  "luminance": 0.06816
}

Semantic roles & 50–950 ramp

primary

#2E3FA4

secondary

#C0B46E

accent

#CA48DF

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #2E3FA4

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

Preview Lab → · Contrast checker → · Palette generator →