#282FAE#282FAE

#282FAE is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.9% C 0.196 H 271.0°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#282FAE
RGB	rgb(40, 47, 174)
HSL	hsl(237, 63%, 42%)
HSV	hsv(237, 77%, 68%)
CMYK	cmyk(77%, 73%, 0%, 31.8%)
CIE-LAB	lab(28.22, 41.68, -67.72)
CIE-LCH	lch(28.22, 79.52, 301.61°)
OKLab	oklab(39.86% 0.0035 -0.1961)
OKLCH	oklch(39.86% 0.196 271)
XYZ	xyz(9.5290, 5.5391, 40.6031)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282FAE #AEA728

analogous

#2872AE #282FAE #6428AE

triadic

#282FAE #AE282F #2FAE28

tetradic

#282FAE #AE2872 #AEA728 #28AE64

square

#282FAE #AE2872 #AEA728 #28AE64

split-complementary

#282FAE #AE6428 #72AE28

monochromatic

#11144A #1D227C #282FAE #4048D3 #7278DF

Accessibility & contrast

On white

9.96

#282FAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#282FAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282FAE

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282FAE	#FFFFFF	#000000	##FFFFFF
##282FAE	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B2

Deuteranopia (green-blind)

#003CAC

Tritanopia (blue-blind)

#00536B

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #282fae;
/* rgb */ color: rgb(40, 47, 174);
/* oklch */ color: oklch(39.9% 0.196 271.0);

Tailwind

colors: {
  custom: {
    50: '#7969c7',
    500: '#282fae',
    950: '#000000',
  },
}

SCSS

$custom: #282fae;
$custom-light: #7969c7;
$custom-dark: #000000;

JSON

{
  "hex": "#282fae",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 174
  },
  "hsl": {
    "h": 236.866,
    "s": 62.617,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39861,
    "c": 0.19609,
    "h": 271
  },
  "luminance": 0.0554
}

Semantic roles & 50–950 ramp

primary

#282FAE

secondary

#C6C16C

accent

#DD42E6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #282FAE

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

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