#282D63#282D63

#282D63 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.4% C 0.094 H 275.8°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#282D63
RGB	rgb(40, 45, 99)
HSL	hsl(235, 42%, 27%)
HSV	hsv(235, 60%, 39%)
CMYK	cmyk(59.6%, 54.5%, 0%, 61.2%)
CIE-LAB	lab(20.94, 15.64, -32.76)
CIE-LCH	lch(20.94, 36.31, 295.52°)
OKLab	oklab(32.45% 0.0096 -0.0936)
OKLCH	oklch(32.45% 0.094 275.8)
XYZ	xyz(4.0649, 3.2285, 12.2109)
Luminance	0.0323 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D63 #635E28

analogous

#284B63 #282D63 #402863

triadic

#282D63 #63282D #2D6328

tetradic

#282D63 #63284B #635E28 #286340

square

#282D63 #63284B #635E28 #286340

split-complementary

#282D63 #634028 #4B6328

monochromatic

#090A16 #161937 #282D63 #3A418F #4E57B7

Accessibility & contrast

On white

12.76

#282D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#282D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D63

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D63	#FFFFFF	#000000	##FFFFFF
##282D63	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#103565

Deuteranopia (green-blind)

#063062

Tritanopia (blue-blind)

#083943

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #282d63;
/* rgb */ color: rgb(40, 45, 99);
/* oklch */ color: oklch(32.4% 0.094 275.8);

Tailwind

colors: {
  custom: {
    50: '#686590',
    500: '#282d63',
    950: '#000000',
  },
}

SCSS

$custom: #282d63;
$custom-light: #686590;
$custom-dark: #000000;

JSON

{
  "hex": "#282d63",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 99
  },
  "hsl": {
    "h": 234.915,
    "s": 42.446,
    "l": 27.255
  },
  "oklch": {
    "l": 0.32449,
    "c": 0.09414,
    "h": 275.8
  },
  "luminance": 0.03229
}

Semantic roles & 50–950 ramp

primary

#282D63

secondary

#969051

accent

#C856D2

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050C

muted

#7A7A7D

Preview Lab

Preview with #282D63

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

Preview Lab → · Contrast checker → · Palette generator →