#283449#283449

#283449 is a dark, muted blue. Relative luminance 0.034; OKLCH L 32.4% C 0.041 H 261.3°. Best body text is #FFFFFF at 12.52:1 contrast (WCAG AA passes).

Color values

HEX	#283449
RGB	rgb(40, 52, 73)
HSL	hsl(218, 29%, 22%)
HSV	hsv(218, 45%, 29%)
CMYK	cmyk(45.2%, 28.8%, 0%, 71.4%)
CIE-LAB	lab(21.54, 1.41, -14.56)
CIE-LCH	lch(21.54, 14.63, 275.54°)
OKLab	oklab(32.4% -0.0062 -0.0405)
OKLCH	oklch(32.4% 0.041 261.3)
XYZ	xyz(3.3053, 3.3880, 6.7818)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283449 #493D28

analogous

#284549 #283449 #2D2849

triadic

#283449 #492834 #344928

tetradic

#283449 #492845 #493D28 #28492D

square

#283449 #492845 #493D28 #28492D

split-complementary

#283449 #492D28 #454928

monochromatic

#0B0E14 #121821 #283449 #3E5071 #536C98

Accessibility & contrast

On white

12.52

#283449 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#283449 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283449

12.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283449	#FFFFFF	#000000	##FFFFFF
##283449	1.00	12.52	1.68	12.52
#FFFFFF	12.52	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D354A

Deuteranopia (green-blind)

#293249

Tritanopia (blue-blind)

#1D383B

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #283449;
/* rgb */ color: rgb(40, 52, 73);
/* oklch */ color: oklch(32.4% 0.041 261.3);

Tailwind

colors: {
  custom: {
    50: '#636b7b',
    500: '#283449',
    950: '#000000',
  },
}

SCSS

$custom: #283449;
$custom-light: #636b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#283449",
  "rgb": {
    "r": 40,
    "g": 52,
    "b": 73
  },
  "hsl": {
    "h": 218.182,
    "s": 29.204,
    "l": 22.157
  },
  "oklch": {
    "l": 0.32395,
    "c": 0.04101,
    "h": 261.3
  },
  "luminance": 0.03388
}

Semantic roles & 50–950 ramp

primary

#283449

secondary

#7B6C51

accent

#A162C5

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#050609

muted

#7A7A7B

Preview Lab

Preview with #283449

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

Preview Lab → · Contrast checker → · Palette generator →