#2E37A0#2E37A0

#2E37A0 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.1% C 0.167 H 272.4°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#2E37A0
RGB	rgb(46, 55, 160)
HSL	hsl(235, 55%, 40%)
HSV	hsv(235, 71%, 63%)
CMYK	cmyk(71.2%, 65.6%, 0%, 37.3%)
CIE-LAB	lab(29.03, 32.40, -57.93)
CIE-LCH	lch(29.03, 66.38, 299.22°)
OKLab	oklab(40.13% 0.0071 -0.1673)
OKLCH	oklch(40.13% 0.167 272.4)
XYZ	xyz(8.8359, 5.8504, 33.9145)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37A0 #A0972E

analogous

#2E70A0 #2E37A0 #5E2EA0

triadic

#2E37A0 #A02E37 #37A02E

tetradic

#2E37A0 #A02E70 #A0972E #2EA05E

square

#2E37A0 #A02E70 #A0972E #2EA05E

split-complementary

#2E37A0 #A05E2E #70A02E

monochromatic

#131641 #202770 #2E37A0 #424DC9 #727AD6

Accessibility & contrast

On white

9.68

#2E37A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2E37A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37A0

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37A0	#FFFFFF	#000000	##FFFFFF
##2E37A0	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA3

Deuteranopia (green-blind)

#003F9E

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2e37a0;
/* rgb */ color: rgb(46, 55, 160);
/* oklch */ color: oklch(40.1% 0.167 272.4);

Tailwind

colors: {
  custom: {
    50: '#776ebd',
    500: '#2e37a0',
    950: '#000000',
  },
}

SCSS

$custom: #2e37a0;
$custom-light: #776ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37a0",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 160
  },
  "hsl": {
    "h": 235.263,
    "s": 55.34,
    "l": 40.392
  },
  "oklch": {
    "l": 0.4013,
    "c": 0.16748,
    "h": 272.4
  },
  "luminance": 0.05851
}

Semantic roles & 50–950 ramp

primary

#2E37A0

secondary

#BEB86C

accent

#D349DF

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2E37A0

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

Preview Lab → · Contrast checker → · Palette generator →