#282D9F#282D9F

#282D9F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.0% C 0.179 H 272.1°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#282D9F
RGB	rgb(40, 45, 159)
HSL	hsl(237, 60%, 39%)
HSV	hsv(237, 75%, 62%)
CMYK	cmyk(74.8%, 71.7%, 0%, 37.6%)
CIE-LAB	lab(26.25, 37.66, -61.91)
CIE-LCH	lch(26.25, 72.47, 301.31°)
OKLab	oklab(37.99% 0.0067 -0.1791)
OKLCH	oklch(37.99% 0.179 272.1)
XYZ	xyz(8.0694, 4.8303, 33.3012)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D9F #9F9A28

analogous

#28699F #282D9F #5F289F

triadic

#282D9F #9F282D #2D9F28

tetradic

#282D9F #9F2869 #9F9A28 #289F5F

square

#282D9F #9F2869 #9F9A28 #289F5F

split-complementary

#282D9F #9F5F28 #699F28

monochromatic

#0F113D #1C1F6E #282D9F #373ECD #686DD9

Accessibility & contrast

On white

10.68

#282D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#282D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D9F

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D9F	#FFFFFF	#000000	##FFFFFF
##282D9F	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A2

Deuteranopia (green-blind)

#00389D

Tritanopia (blue-blind)

#004D63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #282d9f;
/* rgb */ color: rgb(40, 45, 159);
/* oklch */ color: oklch(38.0% 0.179 272.1);

Tailwind

colors: {
  custom: {
    50: '#7567bc',
    500: '#282d9f',
    950: '#000000',
  },
}

SCSS

$custom: #282d9f;
$custom-light: #7567bc;
$custom-dark: #000000;

JSON

{
  "hex": "#282d9f",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 159
  },
  "hsl": {
    "h": 237.479,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.37987,
    "c": 0.17926,
    "h": 272.1
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary

#282D9F

secondary

#BFBB64

accent

#DC45E3

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282D9F

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

Preview Lab → · Contrast checker → · Palette generator →