#283048#283048

#283048 is a dark, muted blue. Relative luminance 0.030; OKLCH L 31.3% C 0.045 H 269.6°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#283048
RGB	rgb(40, 48, 72)
HSL	hsl(225, 29%, 22%)
HSV	hsv(225, 44%, 28%)
CMYK	cmyk(44.4%, 33.3%, 0%, 71.8%)
CIE-LAB	lab(20.17, 3.85, -16.00)
CIE-LCH	lch(20.17, 16.46, 283.53°)
OKLab	oklab(31.32% -0.0003 -0.0447)
OKLCH	oklch(31.32% 0.045 269.6)
XYZ	xyz(3.1014, 3.0328, 6.5516)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283048 #484028

analogous

#284048 #283048 #302848

triadic

#283048 #482830 #304828

tetradic

#283048 #482840 #484028 #284830

square

#283048 #482840 #484028 #284830

split-complementary

#283048 #483028 #404828

monochromatic

#0B0D14 #121621 #283048 #3E4A6F #546497

Accessibility & contrast

On white

13.07

#283048 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#283048 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283048

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283048	#FFFFFF	#000000	##FFFFFF
##283048	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283249

Deuteranopia (green-blind)

#252F47

Tritanopia (blue-blind)

#1E3539

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #283048;
/* rgb */ color: rgb(40, 48, 72);
/* oklch */ color: oklch(31.3% 0.045 269.6);

Tailwind

colors: {
  custom: {
    50: '#63687b',
    500: '#283048',
    950: '#000000',
  },
}

SCSS

$custom: #283048;
$custom-light: #63687b;
$custom-dark: #000000;

JSON

{
  "hex": "#283048",
  "rgb": {
    "r": 40,
    "g": 48,
    "b": 72
  },
  "hsl": {
    "h": 225,
    "s": 28.571,
    "l": 21.961
  },
  "oklch": {
    "l": 0.31318,
    "c": 0.04467,
    "h": 269.6
  },
  "luminance": 0.03033
}

Semantic roles & 50–950 ramp

primary

#283048

secondary

#7A7052

accent

#AC63C5

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#050609

muted

#7A7A7B

Preview Lab

Preview with #283048

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

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