#282E81#282E81

#282E81 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.138 H 273.8°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#282E81
RGB	rgb(40, 46, 129)
HSL	hsl(236, 53%, 33%)
HSV	hsv(236, 69%, 51%)
CMYK	cmyk(69%, 64.3%, 0%, 49.4%)
CIE-LAB	lab(23.64, 26.15, -47.63)
CIE-LCH	lch(23.64, 54.34, 298.77°)
OKLab	oklab(35.22% 0.009 -0.1373)
OKLCH	oklch(35.22% 0.138 273.8)
XYZ	xyz(5.8132, 3.9896, 21.2283)
Luminance	0.0399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282E81 #817B28

analogous

#285A81 #282E81 #4E2881

triadic

#282E81 #81282E #2E8128

tetradic

#282E81 #81285A #817B28 #28814E

square

#282E81 #81285A #817B28 #28814E

split-complementary

#282E81 #814E28 #5A8128

monochromatic

#0B0D24 #1A1D52 #282E81 #363FB0 #5860CB

Accessibility & contrast

On white

11.68

#282E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#282E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282E81

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282E81	#FFFFFF	#000000	##FFFFFF
##282E81	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C84

Deuteranopia (green-blind)

#00347F

Tritanopia (blue-blind)

#004353

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #282e81;
/* rgb */ color: rgb(40, 46, 129);
/* oklch */ color: oklch(35.2% 0.138 273.8);

Tailwind

colors: {
  custom: {
    50: '#6e66a6',
    500: '#282e81',
    950: '#000000',
  },
}

SCSS

$custom: #282e81;
$custom-light: #6e66a6;
$custom-dark: #000000;

JSON

{
  "hex": "#282e81",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 129
  },
  "hsl": {
    "h": 235.955,
    "s": 52.663,
    "l": 33.137
  },
  "oklch": {
    "l": 0.35222,
    "c": 0.13765,
    "h": 273.8
  },
  "luminance": 0.0399
}

Semantic roles & 50–950 ramp

primary

#282E81

secondary

#B0AA54

accent

#D24CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #282E81

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

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