#285C57#285C57

#285C57 is a dark, muted teal. Relative luminance 0.088; OKLCH L 43.8% C 0.056 H 186.9°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#285C57
RGB	rgb(40, 92, 87)
HSL	hsl(174, 39%, 26%)
HSV	hsv(174, 57%, 36%)
CMYK	cmyk(56.5%, 0%, 5.4%, 63.9%)
CIE-LAB	lab(35.58, -18.69, -2.41)
CIE-LCH	lch(35.58, 18.85, 187.35°)
OKLab	oklab(43.78% -0.0558 -0.0068)
OKLCH	oklch(43.78% 0.056 186.9)
XYZ	xyz(6.4218, 8.7929, 10.3738)
Luminance	0.0879 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285C57 #5C282D

analogous

#285C3D #285C57 #28475C

triadic

#285C57 #57285C #5C5728

tetradic

#285C57 #3D285C #5C282D #475C28

square

#285C57 #3D285C #5C282D #475C28

split-complementary

#285C57 #5C2847 #5C3D28

monochromatic

#091514 #15312F #285C57 #3B877F #4DB1A8

Accessibility & contrast

On white

7.61

#285C57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#285C57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285C57

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285C57	#FFFFFF	#000000	##FFFFFF
##285C57	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575757

Deuteranopia (green-blind)

#4F5158

Tritanopia (blue-blind)

#055E5A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #285c57;
/* rgb */ color: rgb(40, 92, 87);
/* oklch */ color: oklch(43.8% 0.056 186.9);

Tailwind

colors: {
  custom: {
    50: '#678a86',
    500: '#285c57',
    950: '#000000',
  },
}

SCSS

$custom: #285c57;
$custom-light: #678a86;
$custom-dark: #000000;

JSON

{
  "hex": "#285c57",
  "rgb": {
    "r": 40,
    "g": 92,
    "b": 87
  },
  "hsl": {
    "h": 174.231,
    "s": 39.394,
    "l": 25.882
  },
  "oklch": {
    "l": 0.43777,
    "c": 0.05622,
    "h": 186.9
  },
  "luminance": 0.08794
}

Semantic roles & 50–950 ramp

primary

#285C57

secondary

#8F5157

accent

#5964CF

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #285C57

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

Preview Lab → · Contrast checker → · Palette generator →