#283545#283545

#283545 is a dark, muted cyan. Relative luminance 0.034; OKLCH L 32.4% C 0.034 H 253.9°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#283545
RGB	rgb(40, 53, 69)
HSL	hsl(213, 27%, 21%)
HSV	hsv(213, 42%, 27%)
CMYK	cmyk(42%, 23.2%, 0%, 72.9%)
CIE-LAB	lab(21.68, -0.58, -11.65)
CIE-LCH	lch(21.68, 11.67, 267.13°)
OKLab	oklab(32.45% -0.0093 -0.0322)
OKLCH	oklch(32.45% 0.034 253.9)
XYZ	xyz(3.2220, 3.4268, 6.1207)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283545 #453828

analogous

#284445 #283545 #2A2845

triadic

#283545 #452835 #354528

tetradic

#283545 #452844 #453828 #28452A

square

#283545 #452844 #453828 #28452A

split-complementary

#283545 #452A28 #444528

monochromatic

#0B0F13 #12171E #283545 #3E536C #557192

Accessibility & contrast

On white

12.46

#283545 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#283545 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283545

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283545	#FFFFFF	#000000	##FFFFFF
##283545	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3646

Deuteranopia (green-blind)

#2C3345

Tritanopia (blue-blind)

#1E393A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #283545;
/* rgb */ color: rgb(40, 53, 69);
/* oklch */ color: oklch(32.4% 0.034 253.9);

Tailwind

colors: {
  custom: {
    50: '#636c78',
    500: '#283545',
    950: '#000000',
  },
}

SCSS

$custom: #283545;
$custom-light: #636c78;
$custom-dark: #000000;

JSON

{
  "hex": "#283545",
  "rgb": {
    "r": 40,
    "g": 53,
    "b": 69
  },
  "hsl": {
    "h": 213.103,
    "s": 26.606,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32445,
    "c": 0.03355,
    "h": 253.9
  },
  "luminance": 0.03427
}

Semantic roles & 50–950 ramp

primary

#283545

secondary

#776652

accent

#9965C3

background

#F5F6F7

surface

#EAEBED

border

#C6C6C8

text

#050609

muted

#797A7B

Preview Lab

Preview with #283545

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

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