#282B7B#282B7B

#282B7B is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.1% C 0.133 H 275.1°. Best body text is #FFFFFF at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#282B7B
RGB	rgb(40, 43, 123)
HSL	hsl(238, 51%, 32%)
HSV	hsv(238, 67%, 48%)
CMYK	cmyk(67.5%, 65%, 0%, 51.8%)
CIE-LAB	lab(22.33, 25.95, -45.97)
CIE-LCH	lch(22.33, 52.79, 299.45°)
OKLab	oklab(34.1% 0.0119 -0.1325)
OKLCH	oklch(34.1% 0.133 275.1)
XYZ	xyz(5.3129, 3.6085, 19.1516)
Luminance	0.0361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B7B #7B7828

analogous

#28557B #282B7B #4F287B

triadic

#282B7B #7B282B #2B7B28

tetradic

#282B7B #7B2855 #7B7828 #287B4F

square

#282B7B #7B2855 #7B7828 #287B4F

split-complementary

#282B7B #7B4F28 #557B28

monochromatic

#0A0B1F #191B4D #282B7B #373BA9 #565AC8

Accessibility & contrast

On white

12.20

#282B7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#282B7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B7B

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B7B	#FFFFFF	#000000	##FFFFFF
##282B7B	1.00	12.20	1.72	12.20
#FFFFFF	12.20	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00397E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#003F4E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #282b7b;
/* rgb */ color: rgb(40, 43, 123);
/* oklch */ color: oklch(34.1% 0.133 275.1);

Tailwind

colors: {
  custom: {
    50: '#6d64a2',
    500: '#282b7b',
    950: '#000000',
  },
}

SCSS

$custom: #282b7b;
$custom-light: #6d64a2;
$custom-dark: #000000;

JSON

{
  "hex": "#282b7b",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 123
  },
  "hsl": {
    "h": 237.831,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34099,
    "c": 0.13303,
    "h": 275.1
  },
  "luminance": 0.03609
}

Semantic roles & 50–950 ramp

primary

#282B7B

secondary

#ADAA52

accent

#D54DDA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08050F

muted

#7A7A7F

Preview Lab

Preview with #282B7B

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

Preview Lab → · Contrast checker → · Palette generator →