#285D57#285D57

#285D57 is a dark, muted teal. Relative luminance 0.090; OKLCH L 44.1% C 0.057 H 185.5°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#285D57
RGB	rgb(40, 93, 87)
HSL	hsl(173, 40%, 26%)
HSV	hsv(173, 57%, 36%)
CMYK	cmyk(57%, 0%, 6.5%, 63.5%)
CIE-LAB	lab(35.92, -19.23, -1.91)
CIE-LCH	lch(35.92, 19.33, 185.68°)
OKLab	oklab(44.05% -0.0571 -0.0055)
OKLCH	oklch(44.05% 0.057 185.5)
XYZ	xyz(6.5090, 8.9673, 10.4028)
Luminance	0.0897 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#285D57 #5D282E

analogous

#285D3C #285D57 #28485D

triadic

#285D57 #57285D #5D5728

tetradic

#285D57 #3C285D #5D282E #485D28

square

#285D57 #3C285D #5D282E #485D28

split-complementary

#285D57 #5D2848 #5D3C28

monochromatic

#091514 #16322F #285D57 #3A887F #4DB2A7

Accessibility & contrast

On white

7.52

#285D57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#285D57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #285D57

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##285D57	#FFFFFF	#000000	##FFFFFF
##285D57	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595857

Deuteranopia (green-blind)

#505258

Tritanopia (blue-blind)

#045F5B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #285d57;
/* rgb */ color: rgb(40, 93, 87);
/* oklch */ color: oklch(44.1% 0.057 185.5);

Tailwind

colors: {
  custom: {
    50: '#678b86',
    500: '#285d57',
    950: '#000000',
  },
}

SCSS

$custom: #285d57;
$custom-light: #678b86;
$custom-dark: #000000;

JSON

{
  "hex": "#285d57",
  "rgb": {
    "r": 40,
    "g": 93,
    "b": 87
  },
  "hsl": {
    "h": 173.208,
    "s": 39.85,
    "l": 26.078
  },
  "oklch": {
    "l": 0.44051,
    "c": 0.05734,
    "h": 185.5
  },
  "luminance": 0.08968
}

Semantic roles & 50–950 ramp

primary

#285D57

secondary

#905158

accent

#5866D0

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060C0B

muted

#7A7D7C

Preview Lab

Preview with #285D57

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

Preview Lab → · Contrast checker → · Palette generator →