#282A7D#282A7D

#282A7D is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.1% C 0.137 H 275.3°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#282A7D
RGB	rgb(40, 42, 125)
HSL	hsl(239, 52%, 32%)
HSV	hsv(239, 68%, 49%)
CMYK	cmyk(68%, 66.4%, 0%, 51%)
CIE-LAB	lab(22.26, 27.36, -47.36)
CIE-LCH	lch(22.26, 54.69, 300.01°)
OKLab	oklab(34.1% 0.0127 -0.1366)
OKLCH	oklch(34.1% 0.137 275.3)
XYZ	xyz(5.4035, 3.5872, 19.8057)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A7D #7D7B28

analogous

#28557D #282A7D #50287D

triadic

#282A7D #7D282A #2A7D28

tetradic

#282A7D #7D2855 #7D7B28 #287D50

square

#282A7D #7D2855 #7D7B28 #287D50

split-complementary

#282A7D #7D5028 #557D28

monochromatic

#0A0B20 #191A4F #282A7D #373AAB #5659C9

Accessibility & contrast

On white

12.23

#282A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#282A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A7D

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A7D	#FFFFFF	#000000	##FFFFFF
##282A7D	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#00317B

Tritanopia (blue-blind)

#003F4F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #282a7d;
/* rgb */ color: rgb(40, 42, 125);
/* oklch */ color: oklch(34.1% 0.137 275.3);

Tailwind

colors: {
  custom: {
    50: '#6d63a3',
    500: '#282a7d',
    950: '#000000',
  },
}

SCSS

$custom: #282a7d;
$custom-light: #6d63a3;
$custom-dark: #000000;

JSON

{
  "hex": "#282a7d",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 125
  },
  "hsl": {
    "h": 238.588,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34099,
    "c": 0.13717,
    "h": 275.3
  },
  "luminance": 0.03588
}

Semantic roles & 50–950 ramp

primary

#282A7D

secondary

#AEAC53

accent

#D84DDB

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #282A7D

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

Preview Lab → · Contrast checker → · Palette generator →