#282D64#282D64

#282D64 is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.5% C 0.096 H 275.8°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#282D64
RGB	rgb(40, 45, 100)
HSL	hsl(235, 43%, 27%)
HSV	hsv(235, 60%, 39%)
CMYK	cmyk(60%, 55%, 0%, 60.8%)
CIE-LAB	lab(21.01, 16.02, -33.30)
CIE-LCH	lch(21.01, 36.95, 295.68°)
OKLab	oklab(32.53% 0.0097 -0.0952)
OKLCH	oklch(32.53% 0.096 275.8)
XYZ	xyz(4.1130, 3.2477, 12.4643)
Luminance	0.0325 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D64 #645F28

analogous

#284B64 #282D64 #412864

triadic

#282D64 #64282D #2D6428

tetradic

#282D64 #64284B #645F28 #286441

square

#282D64 #64284B #645F28 #286441

split-complementary

#282D64 #644128 #4B6428

monochromatic

#090A16 #171938 #282D64 #394190 #4E57B8

Accessibility & contrast

On white

12.73

#282D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#282D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D64

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D64	#FFFFFF	#000000	##FFFFFF
##282D64	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F3566

Deuteranopia (green-blind)

#043063

Tritanopia (blue-blind)

#063944

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #282d64;
/* rgb */ color: rgb(40, 45, 100);
/* oklch */ color: oklch(32.5% 0.096 275.8);

Tailwind

colors: {
  custom: {
    50: '#686590',
    500: '#282d64',
    950: '#000000',
  },
}

SCSS

$custom: #282d64;
$custom-light: #686590;
$custom-dark: #000000;

JSON

{
  "hex": "#282d64",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 100
  },
  "hsl": {
    "h": 235,
    "s": 42.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.32527,
    "c": 0.09572,
    "h": 275.8
  },
  "luminance": 0.03248
}

Semantic roles & 50–950 ramp

primary

#282D64

secondary

#979151

accent

#C855D3

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050C

muted

#7A7A7D

Preview Lab

Preview with #282D64

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

Preview Lab → · Contrast checker → · Palette generator →