#2E37CB#2E37CB

#2E37CB is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.4% C 0.222 H 270.6°. Best body text is #FFFFFF at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#2E37CB
RGB	rgb(46, 55, 203)
HSL	hsl(237, 63%, 49%)
HSV	hsv(237, 77%, 80%)
CMYK	cmyk(77.3%, 72.9%, 0%, 20.4%)
CIE-LAB	lab(33.19, 47.37, -76.63)
CIE-LCH	lch(33.19, 90.09, 301.72°)
OKLab	oklab(44.38% 0.0022 -0.2219)
OKLCH	oklch(44.38% 0.222 270.6)
XYZ	xyz(13.2687, 7.6235, 57.2605)
Luminance	0.0762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.40

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37CB #CBC22E

analogous

#2E85CB #2E37CB #742ECB

triadic

#2E37CB #CB2E37 #37CB2E

tetradic

#2E37CB #CB2E85 #CBC22E #2ECB74

square

#2E37CB #CB2E85 #CBC22E #2ECB74

split-complementary

#2E37CB #CB742E #85CB2E

monochromatic

#171C67 #232999 #2E37CB #5C63DA #8E93E5

Accessibility & contrast

On white

8.32

#2E37CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2E37CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37CB

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37CB	#FFFFFF	#000000	##FFFFFF
##2E37CB	1.00	8.32	2.53	8.32
#FFFFFF	8.32	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CF

Deuteranopia (green-blind)

#0046C8

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2e37cb;
/* rgb */ color: rgb(46, 55, 203);
/* oklch */ color: oklch(44.4% 0.222 270.6);

Tailwind

colors: {
  custom: {
    50: '#816fdc',
    500: '#2e37cb',
    950: '#000000',
  },
}

SCSS

$custom: #2e37cb;
$custom-light: #816fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37cb",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 203
  },
  "hsl": {
    "h": 236.561,
    "s": 63.052,
    "l": 48.824
  },
  "oklch": {
    "l": 0.44384,
    "c": 0.22192,
    "h": 270.6
  },
  "luminance": 0.07625
}

Semantic roles & 50–950 ramp

primary

#2E37CB

secondary

#D0CB85

accent

#DD42E6

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2E37CB

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

Preview Lab → · Contrast checker → · Palette generator →