#282D73#282D73

#282D73 is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.8% C 0.119 H 275.0°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#282D73
RGB	rgb(40, 45, 115)
HSL	hsl(236, 48%, 30%)
HSV	hsv(236, 65%, 45%)
CMYK	cmyk(65.2%, 60.9%, 0%, 54.9%)
CIE-LAB	lab(22.18, 21.61, -41.12)
CIE-LCH	lch(22.18, 46.45, 297.73°)
OKLab	oklab(33.77% 0.0103 -0.1182)
OKLCH	oklch(33.77% 0.119 275)
XYZ	xyz(4.9070, 3.5653, 16.6459)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D73 #736E28

analogous

#285273 #282D73 #482873

triadic

#282D73 #73282D #2D7328

tetradic

#282D73 #732852 #736E28 #287348

square

#282D73 #732852 #736E28 #287348

split-complementary

#282D73 #734828 #527328

monochromatic

#080918 #181B46 #282D73 #383FA0 #525AC3

Accessibility & contrast

On white

12.26

#282D73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#282D73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D73

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D73	#FFFFFF	#000000	##FFFFFF
##282D73	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003875

Deuteranopia (green-blind)

#003272

Tritanopia (blue-blind)

#003E4B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #282d73;
/* rgb */ color: rgb(40, 45, 115);
/* oklch */ color: oklch(33.8% 0.119 275.0);

Tailwind

colors: {
  custom: {
    50: '#6b659c',
    500: '#282d73',
    950: '#000000',
  },
}

SCSS

$custom: #282d73;
$custom-light: #6b659c;
$custom-dark: #000000;

JSON

{
  "hex": "#282d73",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 115
  },
  "hsl": {
    "h": 236,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33772,
    "c": 0.11867,
    "h": 275
  },
  "luminance": 0.03566
}

Semantic roles & 50–950 ramp

primary

#282D73

secondary

#A5A052

accent

#CF50D8

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07050E

muted

#7A7A7E

Preview Lab

Preview with #282D73

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

Preview Lab → · Contrast checker → · Palette generator →