#282B75#282B75

#282B75 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 33.6% C 0.124 H 275.6°. Best body text is #FFFFFF at 12.41:1 contrast (WCAG AA passes).

Color values

HEX	#282B75
RGB	rgb(40, 43, 117)
HSL	hsl(238, 49%, 31%)
HSV	hsv(238, 66%, 46%)
CMYK	cmyk(65.8%, 63.2%, 0%, 54.1%)
CIE-LAB	lab(21.81, 23.73, -43.00)
CIE-LCH	lch(21.81, 49.11, 298.90°)
OKLab	oklab(33.55% 0.0122 -0.1238)
OKLCH	oklch(33.55% 0.124 275.6)
XYZ	xyz(4.9488, 3.4628, 17.2338)
Luminance	0.0346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B75 #757228

analogous

#285175 #282B75 #4B2875

triadic

#282B75 #75282B #2B7528

tetradic

#282B75 #752851 #757228 #28754B

square

#282B75 #752851 #757228 #28754B

split-complementary

#282B75 #754B28 #517528

monochromatic

#09091A #181A47 #282B75 #383CA3 #5358C4

Accessibility & contrast

On white

12.41

#282B75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#282B75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B75

12.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B75	#FFFFFF	#000000	##FFFFFF
##282B75	1.00	12.41	1.69	12.41
#FFFFFF	12.41	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003877

Deuteranopia (green-blind)

#003174

Tritanopia (blue-blind)

#003D4B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #282b75;
/* rgb */ color: rgb(40, 43, 117);
/* oklch */ color: oklch(33.6% 0.124 275.6);

Tailwind

colors: {
  custom: {
    50: '#6c649d',
    500: '#282b75',
    950: '#000000',
  },
}

SCSS

$custom: #282b75;
$custom-light: #6c649d;
$custom-dark: #000000;

JSON

{
  "hex": "#282b75",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 117
  },
  "hsl": {
    "h": 237.662,
    "s": 49.045,
    "l": 30.784
  },
  "oklch": {
    "l": 0.33551,
    "c": 0.12437,
    "h": 275.6
  },
  "luminance": 0.03463
}

Semantic roles & 50–950 ramp

primary

#282B75

secondary

#A7A452

accent

#D34FD9

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #282B75

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

Preview Lab → · Contrast checker → · Palette generator →