#2337D4#2337D4

#2337D4 is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.9% C 0.235 H 267.8°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#2337D4
RGB	rgb(35, 55, 212)
HSL	hsl(233, 72%, 48%)
HSV	hsv(233, 83%, 83%)
CMYK	cmyk(83.5%, 74.1%, 0%, 16.9%)
CIE-LAB	lab(33.65, 49.66, -81.10)
CIE-LCH	lch(33.65, 95.10, 301.48°)
OKLab	oklab(44.86% -0.0091 -0.2351)
OKLCH	oklch(44.86% 0.235 267.8)
XYZ	xyz(13.9389, 7.8415, 63.0535)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2337D4 #D4C023

analogous

#238FD4 #2337D4 #6723D4

triadic

#2337D4 #D42337 #37D423

tetradic

#2337D4 #D4238F #D4C023 #23D467

square

#2337D4 #D4238F #D4C023 #23D467

split-complementary

#2337D4 #D46723 #8FD423

monochromatic

#121C6B #1A299F #2337D4 #5262E2 #8692EB

Accessibility & contrast

On white

8.18

#2337D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#2337D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2337D4

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2337D4	#FFFFFF	#000000	##FFFFFF
##2337D4	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D9

Deuteranopia (green-blind)

#0046D1

Tritanopia (blue-blind)

#006583

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2337d4;
/* rgb */ color: rgb(35, 55, 212);
/* oklch */ color: oklch(44.9% 0.235 267.8);

Tailwind

colors: {
  custom: {
    50: '#806fe3',
    500: '#2337d4',
    950: '#000000',
  },
}

SCSS

$custom: #2337d4;
$custom-light: #806fe3;
$custom-dark: #000000;

JSON

{
  "hex": "#2337d4",
  "rgb": {
    "r": 35,
    "g": 55,
    "b": 212
  },
  "hsl": {
    "h": 233.22,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.44861,
    "c": 0.23526,
    "h": 267.8
  },
  "luminance": 0.07843
}

Semantic roles & 50–950 ramp

primary

#2337D4

secondary

#D4CB7E

accent

#DA39EE

background

#F8F6FE

surface

#F0ECFC

border

#CBC7D5

text

#0D0716

muted

#7D7A84

Preview Lab

Preview with #2337D4

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

Preview Lab → · Contrast checker → · Palette generator →