#2E37A4#2E37A4

#2E37A4 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.5% C 0.173 H 272.2°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#2E37A4
RGB	rgb(46, 55, 164)
HSL	hsl(235, 56%, 41%)
HSV	hsv(235, 72%, 64%)
CMYK	cmyk(72%, 66.5%, 0%, 35.7%)
CIE-LAB	lab(29.39, 33.84, -59.76)
CIE-LCH	lch(29.39, 68.67, 299.52°)
OKLab	oklab(40.51% 0.0068 -0.1727)
OKLCH	oklch(40.51% 0.173 272.2)
XYZ	xyz(9.1915, 5.9926, 35.7871)
Luminance	0.0599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37A4 #A49B2E

analogous

#2E72A4 #2E37A4 #602EA4

triadic

#2E37A4 #A42E37 #37A42E

tetradic

#2E37A4 #A42E72 #A49B2E #2EA460

square

#2E37A4 #A42E72 #A49B2E #2EA460

split-complementary

#2E37A4 #A4602E #72A42E

monochromatic

#131744 #212774 #2E37A4 #454FCB #747CD8

Accessibility & contrast

On white

9.55

#2E37A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2E37A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37A4

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37A4	#FFFFFF	#000000	##FFFFFF
##2E37A4	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA7

Deuteranopia (green-blind)

#0040A2

Tritanopia (blue-blind)

#005468

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2e37a4;
/* rgb */ color: rgb(46, 55, 164);
/* oklch */ color: oklch(40.5% 0.173 272.2);

Tailwind

colors: {
  custom: {
    50: '#786ec0',
    500: '#2e37a4',
    950: '#000000',
  },
}

SCSS

$custom: #2e37a4;
$custom-light: #786ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37a4",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 164
  },
  "hsl": {
    "h": 235.424,
    "s": 56.19,
    "l": 41.176
  },
  "oklch": {
    "l": 0.40506,
    "c": 0.17281,
    "h": 272.2
  },
  "luminance": 0.05994
}

Semantic roles & 50–950 ramp

primary

#2E37A4

secondary

#C0BA6E

accent

#D448DF

background

#F7F6FB

surface

#EEECF7

border

#C9C7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2E37A4

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

Preview Lab → · Contrast checker → · Palette generator →