#2E37CA#2E37CA

#2E37CA is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.3% C 0.221 H 270.6°. Best body text is #FFFFFF at 8.35:1 contrast (WCAG AA passes).

Color values

HEX	#2E37CA
RGB	rgb(46, 55, 202)
HSL	hsl(237, 63%, 49%)
HSV	hsv(237, 77%, 79%)
CMYK	cmyk(77.2%, 72.8%, 0%, 20.8%)
CIE-LAB	lab(33.08, 47.03, -76.22)
CIE-LCH	lch(33.08, 89.56, 301.68°)
OKLab	oklab(44.28% 0.0023 -0.2207)
OKLCH	oklch(44.28% 0.221 270.6)
XYZ	xyz(13.1499, 7.5760, 56.6349)
Luminance	0.0758 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.38

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E37CA #CAC12E

analogous

#2E85CA #2E37CA #732ECA

triadic

#2E37CA #CA2E37 #37CA2E

tetradic

#2E37CA #CA2E85 #CAC12E #2ECA73

square

#2E37CA #CA2E85 #CAC12E #2ECA73

split-complementary

#2E37CA #CA732E #85CA2E

monochromatic

#171C66 #232998 #2E37CA #5B63DA #8D92E5

Accessibility & contrast

On white

8.35

#2E37CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#2E37CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E37CA

8.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E37CA	#FFFFFF	#000000	##FFFFFF
##2E37CA	1.00	8.35	2.52	8.35
#FFFFFF	8.35	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CE

Deuteranopia (green-blind)

#0046C7

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2e37ca;
/* rgb */ color: rgb(46, 55, 202);
/* oklch */ color: oklch(44.3% 0.221 270.6);

Tailwind

colors: {
  custom: {
    50: '#816fdb',
    500: '#2e37ca',
    950: '#000000',
  },
}

SCSS

$custom: #2e37ca;
$custom-light: #816fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#2e37ca",
  "rgb": {
    "r": 46,
    "g": 55,
    "b": 202
  },
  "hsl": {
    "h": 236.538,
    "s": 62.903,
    "l": 48.627
  },
  "oklch": {
    "l": 0.4428,
    "c": 0.22072,
    "h": 270.6
  },
  "luminance": 0.07577
}

Semantic roles & 50–950 ramp

primary

#2E37CA

secondary

#CFCB84

accent

#DC42E6

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #2E37CA

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

Preview Lab → · Contrast checker → · Palette generator →