#282C42#282C42

#282C42 is a dark, muted blue. Relative luminance 0.026; OKLCH L 30.0% C 0.040 H 275.8°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#282C42
RGB	rgb(40, 44, 66)
HSL	hsl(231, 25%, 21%)
HSV	hsv(231, 39%, 26%)
CMYK	cmyk(39.4%, 33.3%, 0%, 74.1%)
CIE-LAB	lab(18.57, 4.67, -14.42)
CIE-LCH	lch(18.57, 15.16, 287.96°)
OKLab	oklab(29.97% 0.0041 -0.0401)
OKLCH	oklch(29.97% 0.04 275.8)
XYZ	xyz(2.7588, 2.6457, 5.5185)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C42 #423E28

analogous

#283942 #282C42 #312842

triadic

#282C42 #42282C #2C4228

tetradic

#282C42 #422839 #423E28 #284231

square

#282C42 #422839 #423E28 #284231

split-complementary

#282C42 #423128 #394228

monochromatic

#0C0D13 #11131C #282C42 #3F4568 #565F8E

Accessibility & contrast

On white

13.73

#282C42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#282C42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C42

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C42	#FFFFFF	#000000	##FFFFFF
##282C42	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252E43

Deuteranopia (green-blind)

#232C41

Tritanopia (blue-blind)

#213034

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #282c42;
/* rgb */ color: rgb(40, 44, 66);
/* oklch */ color: oklch(30.0% 0.040 275.8);

Tailwind

colors: {
  custom: {
    50: '#636476',
    500: '#282c42',
    950: '#000000',
  },
}

SCSS

$custom: #282c42;
$custom-light: #636476;
$custom-dark: #000000;

JSON

{
  "hex": "#282c42",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 66
  },
  "hsl": {
    "h": 230.769,
    "s": 24.528,
    "l": 20.784
  },
  "oklch": {
    "l": 0.29968,
    "c": 0.04032,
    "h": 275.8
  },
  "luminance": 0.02646
}

Semantic roles & 50–950 ramp

primary

#282C42

secondary

#746F52

accent

#B367C1

background

#F5F6F7

surface

#EAEBED

border

#C6C6C8

text

#050508

muted

#797A7B

Preview Lab

Preview with #282C42

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

Preview Lab → · Contrast checker → · Palette generator →