#2366D4#2366D4

#2366D4 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.3% C 0.183 H 260.1°. Best body text is #FFFFFF at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#2366D4
RGB	rgb(35, 102, 212)
HSL	hsl(217, 72%, 48%)
HSV	hsv(217, 83%, 83%)
CMYK	cmyk(83.5%, 51.9%, 0%, 16.9%)
CIE-LAB	lab(45.10, 20.14, -62.35)
CIE-LCH	lch(45.10, 65.52, 287.90°)
OKLab	oklab(53.34% -0.0314 -0.1798)
OKLCH	oklch(53.34% 0.183 260.1)
XYZ	xyz(17.3238, 14.6114, 64.1818)
Luminance	0.1461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2366D4 #D49123

analogous

#23BED4 #2366D4 #3823D4

triadic

#2366D4 #D42366 #66D423

tetradic

#2366D4 #D423BE #D49123 #23D438

square

#2366D4 #D423BE #D49123 #23D438

split-complementary

#2366D4 #D43823 #BED423

monochromatic

#12336B #1A4D9F #2366D4 #5289E2 #86ACEB

Accessibility & contrast

On white

5.35

#2366D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#2366D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2366D4

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2366D4	#FFFFFF	#000000	##FFFFFF
##2366D4	1.00	5.35	3.92	5.35
#FFFFFF	5.35	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1573D8

Deuteranopia (green-blind)

#0063D2

Tritanopia (blue-blind)

#008193

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2366d4;
/* rgb */ color: rgb(35, 102, 212);
/* oklch */ color: oklch(53.3% 0.183 260.1);

Tailwind

colors: {
  custom: {
    50: '#7d90e2',
    500: '#2366d4',
    950: '#000000',
  },
}

SCSS

$custom: #2366d4;
$custom-light: #7d90e2;
$custom-dark: #000000;

JSON

{
  "hex": "#2366d4",
  "rgb": {
    "r": 35,
    "g": 102,
    "b": 212
  },
  "hsl": {
    "h": 217.288,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.53337,
    "c": 0.18253,
    "h": 260.1
  },
  "luminance": 0.14614
}

Semantic roles & 50–950 ramp

primary

#2366D4

secondary

#D4B47E

accent

#AA39EE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2366D4

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

Preview Lab → · Contrast checker → · Palette generator →