#282F73#282F73

#282F73 is a dark, moderate blue. Relative luminance 0.037; OKLCH L 34.2% C 0.116 H 274.1°. Best body text is #FFFFFF at 12.04:1 contrast (WCAG AA passes).

Color values

HEX	#282F73
RGB	rgb(40, 47, 115)
HSL	hsl(234, 48%, 30%)
HSV	hsv(234, 65%, 45%)
CMYK	cmyk(65.2%, 59.1%, 0%, 54.9%)
CIE-LAB	lab(22.73, 20.23, -40.22)
CIE-LCH	lch(22.73, 45.02, 296.70°)
OKLab	oklab(34.18% 0.0083 -0.1156)
OKLCH	oklch(34.18% 0.116 274.1)
XYZ	xyz(4.9851, 3.7215, 16.6720)
Luminance	0.0372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F73 #736C28

analogous

#285473 #282F73 #462873

triadic

#282F73 #73282F #2F7328

tetradic

#282F73 #732854 #736C28 #287346

square

#282F73 #732854 #736C28 #287346

split-complementary

#282F73 #734628 #547328

monochromatic

#080A18 #181C46 #282F73 #3842A0 #525DC3

Accessibility & contrast

On white

12.04

#282F73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#282F73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F73

12.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F73	#FFFFFF	#000000	##FFFFFF
##282F73	1.00	12.04	1.74	12.04
#FFFFFF	12.04	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A75

Deuteranopia (green-blind)

#003372

Tritanopia (blue-blind)

#003F4C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #282f73;
/* rgb */ color: rgb(40, 47, 115);
/* oklch */ color: oklch(34.2% 0.116 274.1);

Tailwind

colors: {
  custom: {
    50: '#6b679c',
    500: '#282f73',
    950: '#000000',
  },
}

SCSS

$custom: #282f73;
$custom-light: #6b679c;
$custom-dark: #000000;

JSON

{
  "hex": "#282f73",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 115
  },
  "hsl": {
    "h": 234.4,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34181,
    "c": 0.11587,
    "h": 274.1
  },
  "luminance": 0.03722
}

Semantic roles & 50–950 ramp

primary

#282F73

secondary

#A59D52

accent

#CB50D8

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #282F73

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

Preview Lab → · Contrast checker → · Palette generator →