#282F89#282F89

#282F89 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.2% C 0.148 H 273.0°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#282F89
RGB	rgb(40, 47, 137)
HSL	hsl(236, 55%, 35%)
HSV	hsv(236, 71%, 54%)
CMYK	cmyk(70.8%, 65.7%, 0%, 46.3%)
CIE-LAB	lab(24.61, 28.44, -51.06)
CIE-LCH	lch(24.61, 58.44, 299.12°)
OKLab	oklab(36.16% 0.0077 -0.1474)
OKLCH	oklch(36.16% 0.148 273)
XYZ	xyz(6.4054, 4.2897, 24.1525)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F89 #898228

analogous

#286089 #282F89 #522889

triadic

#282F89 #89282F #2F8928

tetradic

#282F89 #892860 #898228 #288952

square

#282F89 #892860 #898228 #288952

split-complementary

#282F89 #895228 #608928

monochromatic

#0C0E2A #1A1F5A #282F89 #363FB8 #5C64CF

Accessibility & contrast

On white

11.30

#282F89 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#282F89 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F89

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F89	#FFFFFF	#000000	##FFFFFF
##282F89	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F8C

Deuteranopia (green-blind)

#003687

Tritanopia (blue-blind)

#004657

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #282f89;
/* rgb */ color: rgb(40, 47, 137);
/* oklch */ color: oklch(36.2% 0.148 273.0);

Tailwind

colors: {
  custom: {
    50: '#7067ac',
    500: '#282f89',
    950: '#000000',
  },
}

SCSS

$custom: #282f89;
$custom-light: #7067ac;
$custom-dark: #000000;

JSON

{
  "hex": "#282f89",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 137
  },
  "hsl": {
    "h": 235.67,
    "s": 54.802,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36155,
    "c": 0.14759,
    "h": 273
  },
  "luminance": 0.0429
}

Semantic roles & 50–950 ramp

primary

#282F89

secondary

#B5AE58

accent

#D34ADE

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #282F89

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

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