#283266#283266

#283266 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.8% C 0.091 H 272.4°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#283266
RGB	rgb(40, 50, 102)
HSL	hsl(230, 44%, 28%)
HSV	hsv(230, 61%, 40%)
CMYK	cmyk(60.8%, 51%, 0%, 60%)
CIE-LAB	lab(22.62, 13.23, -32.01)
CIE-LCH	lch(22.62, 34.64, 292.46°)
OKLab	oklab(33.79% 0.0039 -0.0914)
OKLCH	oklch(33.79% 0.091 272.4)
XYZ	xyz(4.4132, 3.6913, 13.0477)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283266 #665C28

analogous

#285166 #283266 #3D2866

triadic

#283266 #662832 #326628

tetradic

#283266 #662851 #665C28 #28663D

square

#283266 #662851 #665C28 #28663D

split-complementary

#283266 #663D28 #516628

monochromatic

#090B16 #171C3A #283266 #394892 #4F60BA

Accessibility & contrast

On white

12.08

#283266 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#283266 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283266

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283266	#FFFFFF	#000000	##FFFFFF
##283266	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#193968

Deuteranopia (green-blind)

#0F3365

Tritanopia (blue-blind)

#013E47

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #283266;
/* rgb */ color: rgb(40, 50, 102);
/* oklch */ color: oklch(33.8% 0.091 272.4);

Tailwind

colors: {
  custom: {
    50: '#686992',
    500: '#283266',
    950: '#000000',
  },
}

SCSS

$custom: #283266;
$custom-light: #686992;
$custom-dark: #000000;

JSON

{
  "hex": "#283266",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 102
  },
  "hsl": {
    "h": 230.323,
    "s": 43.662,
    "l": 27.843
  },
  "oklch": {
    "l": 0.33793,
    "c": 0.09146,
    "h": 272.4
  },
  "luminance": 0.03692
}

Semantic roles & 50–950 ramp

primary

#283266

secondary

#998D51

accent

#BF54D3

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #283266

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

Preview Lab → · Contrast checker → · Palette generator →