#282C80#282C80

#282C80 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.8% C 0.139 H 274.4°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#282C80
RGB	rgb(40, 44, 128)
HSL	hsl(237, 52%, 33%)
HSV	hsv(237, 69%, 50%)
CMYK	cmyk(68.8%, 65.6%, 0%, 49.8%)
CIE-LAB	lab(23.03, 27.12, -47.98)
CIE-LCH	lch(23.03, 55.12, 299.48°)
OKLab	oklab(34.75% 0.0108 -0.1384)
OKLCH	oklch(34.75% 0.139 274.4)
XYZ	xyz(5.6707, 3.8105, 20.8545)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C80 #807C28

analogous

#285880 #282C80 #502880

triadic

#282C80 #80282C #2C8028

tetradic

#282C80 #802858 #807C28 #288050

square

#282C80 #802858 #807C28 #288050

split-complementary

#282C80 #805028 #588028

monochromatic

#0B0C23 #191C51 #282C80 #373CAF #585DCB

Accessibility & contrast

On white

11.92

#282C80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#282C80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C80

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C80	#FFFFFF	#000000	##FFFFFF
##282C80	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B83

Deuteranopia (green-blind)

#00337E

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #282c80;
/* rgb */ color: rgb(40, 44, 128);
/* oklch */ color: oklch(34.8% 0.139 274.4);

Tailwind

colors: {
  custom: {
    50: '#6e65a6',
    500: '#282c80',
    950: '#000000',
  },
}

SCSS

$custom: #282c80;
$custom-light: #6e65a6;
$custom-dark: #000000;

JSON

{
  "hex": "#282c80",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 128
  },
  "hsl": {
    "h": 237.273,
    "s": 52.381,
    "l": 32.941
  },
  "oklch": {
    "l": 0.34752,
    "c": 0.13882,
    "h": 274.4
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#282C80

secondary

#B0AC54

accent

#D54CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #282C80

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

Preview Lab → · Contrast checker → · Palette generator →