#283273#283273

#283273 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.8% C 0.112 H 272.6°. Best body text is #FFFFFF at 11.71:1 contrast (WCAG AA passes).

Color values

HEX	#283273
RGB	rgb(40, 50, 115)
HSL	hsl(232, 48%, 30%)
HSV	hsv(232, 65%, 45%)
CMYK	cmyk(65.2%, 56.5%, 0%, 54.9%)
CIE-LAB	lab(23.57, 18.14, -38.86)
CIE-LCH	lch(23.57, 42.88, 295.02°)
OKLab	oklab(34.81% 0.0052 -0.1115)
OKLCH	oklch(34.81% 0.112 272.6)
XYZ	xyz(5.1092, 3.9697, 16.7133)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283273 #736928

analogous

#285773 #283273 #432873

triadic

#283273 #732832 #327328

tetradic

#283273 #732857 #736928 #287343

square

#283273 #732857 #736928 #287343

split-complementary

#283273 #734328 #577328

monochromatic

#080B18 #181E46 #283273 #3846A0 #5261C3

Accessibility & contrast

On white

11.71

#283273 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#283273 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283273

11.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283273	#FFFFFF	#000000	##FFFFFF
##283273	1.00	11.71	1.79	11.71
#FFFFFF	11.71	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#063C75

Deuteranopia (green-blind)

#003572

Tritanopia (blue-blind)

#00414D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #283273;
/* rgb */ color: rgb(40, 50, 115);
/* oklch */ color: oklch(34.8% 0.112 272.6);

Tailwind

colors: {
  custom: {
    50: '#6b699c',
    500: '#283273',
    950: '#000000',
  },
}

SCSS

$custom: #283273;
$custom-light: #6b699c;
$custom-dark: #000000;

JSON

{
  "hex": "#283273",
  "rgb": {
    "r": 40,
    "g": 50,
    "b": 115
  },
  "hsl": {
    "h": 232,
    "s": 48.387,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34811,
    "c": 0.11165,
    "h": 272.6
  },
  "luminance": 0.0397
}

Semantic roles & 50–950 ramp

primary

#283273

secondary

#A59A52

accent

#C650D8

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #283273

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

Preview Lab → · Contrast checker → · Palette generator →