#283D44#283D44

#283D44 is a dark, muted cyan. Relative luminance 0.042; OKLCH L 34.5% C 0.029 H 220.7°. Best body text is #FFFFFF at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#283D44
RGB	rgb(40, 61, 68)
HSL	hsl(195, 26%, 21%)
HSV	hsv(195, 41%, 27%)
CMYK	cmyk(41.2%, 10.3%, 0%, 73.3%)
CIE-LAB	lab(24.34, -6.17, -6.94)
CIE-LCH	lch(24.34, 9.28, 228.35°)
OKLab	oklab(34.53% -0.0221 -0.019)
OKLCH	oklch(34.53% 0.029 220.7)
XYZ	xyz(3.5869, 4.2057, 6.0905)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D44 #442F28

analogous

#28443D #283D44 #282F44

triadic

#283D44 #44283D #3D4428

tetradic

#283D44 #3D2844 #442F28 #2F4428

square

#283D44 #3D2844 #442F28 #2F4428

split-complementary

#283D44 #44282F #443D28

monochromatic

#0B1113 #111A1D #283D44 #3F606B #558291

Accessibility & contrast

On white

11.41

#283D44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#283D44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D44

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D44	#FFFFFF	#000000	##FFFFFF
##283D44	1.00	11.41	1.84	11.41
#FFFFFF	11.41	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393C44

Deuteranopia (green-blind)

#343844

Tritanopia (blue-blind)

#1E3F3F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #283d44;
/* rgb */ color: rgb(40, 61, 68);
/* oklch */ color: oklch(34.5% 0.029 220.7);

Tailwind

colors: {
  custom: {
    50: '#637277',
    500: '#283d44',
    950: '#000000',
  },
}

SCSS

$custom: #283d44;
$custom-light: #637277;
$custom-dark: #000000;

JSON

{
  "hex": "#283d44",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 195,
    "s": 25.926,
    "l": 21.176
  },
  "oklch": {
    "l": 0.34534,
    "c": 0.02919,
    "h": 220.7
  },
  "luminance": 0.04206
}

Semantic roles & 50–950 ramp

primary

#283D44

secondary

#765B52

accent

#7D65C2

background

#F5F6F7

surface

#EAECED

border

#C6C7C8

text

#050808

muted

#797B7B

Preview Lab

Preview with #283D44

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

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