#282F80#282F80

#282F80 is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.3% C 0.135 H 273.5°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#282F80
RGB	rgb(40, 47, 128)
HSL	hsl(235, 52%, 33%)
HSV	hsv(235, 69%, 50%)
CMYK	cmyk(68.8%, 63.3%, 0%, 49.8%)
CIE-LAB	lab(23.81, 25.10, -46.72)
CIE-LCH	lch(23.81, 53.04, 298.25°)
OKLab	oklab(35.32% 0.0082 -0.1347)
OKLCH	oklch(35.32% 0.135 273.5)
XYZ	xyz(5.7866, 4.0421, 20.8932)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F80 #807928

analogous

#285B80 #282F80 #4D2880

triadic

#282F80 #80282F #2F8028

tetradic

#282F80 #80285B #807928 #28804D

square

#282F80 #80285B #807928 #28804D

split-complementary

#282F80 #804D28 #5B8028

monochromatic

#0B0D23 #191E51 #282F80 #3740AF #5861CB

Accessibility & contrast

On white

11.61

#282F80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#282F80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F80

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F80	#FFFFFF	#000000	##FFFFFF
##282F80	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D83

Deuteranopia (green-blind)

#00357E

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #282f80;
/* rgb */ color: rgb(40, 47, 128);
/* oklch */ color: oklch(35.3% 0.135 273.5);

Tailwind

colors: {
  custom: {
    50: '#6e67a6',
    500: '#282f80',
    950: '#000000',
  },
}

SCSS

$custom: #282f80;
$custom-light: #6e67a6;
$custom-dark: #000000;

JSON

{
  "hex": "#282f80",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 128
  },
  "hsl": {
    "h": 235.227,
    "s": 52.381,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35322,
    "c": 0.13491,
    "h": 273.5
  },
  "luminance": 0.04043
}

Semantic roles & 50–950 ramp

primary

#282F80

secondary

#B0A854

accent

#D04CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #282F80

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

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