#282C64#282C64

#282C64 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.3% C 0.097 H 276.4°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#282C64
RGB	rgb(40, 44, 100)
HSL	hsl(236, 43%, 27%)
HSV	hsv(236, 60%, 39%)
CMYK	cmyk(60%, 56%, 0%, 60.8%)
CIE-LAB	lab(20.72, 16.72, -33.77)
CIE-LCH	lch(20.72, 37.68, 296.35°)
OKLab	oklab(32.31% 0.0109 -0.0966)
OKLCH	oklch(32.31% 0.097 276.4)
XYZ	xyz(4.0753, 3.1723, 12.4517)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C64 #646028

analogous

#284A64 #282C64 #422864

triadic

#282C64 #64282C #2C6428

tetradic

#282C64 #64284A #646028 #286442

square

#282C64 #64284A #646028 #286442

split-complementary

#282C64 #644228 #4A6428

monochromatic

#090A16 #171938 #282C64 #393F90 #4E55B8

Accessibility & contrast

On white

12.85

#282C64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#282C64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C64

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C64	#FFFFFF	#000000	##FFFFFF
##282C64	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C3466

Deuteranopia (green-blind)

#012F63

Tritanopia (blue-blind)

#063943

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #282c64;
/* rgb */ color: rgb(40, 44, 100);
/* oklch */ color: oklch(32.3% 0.097 276.4);

Tailwind

colors: {
  custom: {
    50: '#686591',
    500: '#282c64',
    950: '#000000',
  },
}

SCSS

$custom: #282c64;
$custom-light: #686591;
$custom-dark: #000000;

JSON

{
  "hex": "#282c64",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 100
  },
  "hsl": {
    "h": 236,
    "s": 42.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3231,
    "c": 0.09722,
    "h": 276.4
  },
  "luminance": 0.03173
}

Semantic roles & 50–950 ramp

primary

#282C64

secondary

#979251

accent

#CA55D3

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050D

muted

#7A7A7D

Preview Lab

Preview with #282C64

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

Preview Lab → · Contrast checker → · Palette generator →