#287D7B#287D7B

#287D7B is a mid, moderate teal. Relative luminance 0.165; OKLCH L 54.0% C 0.079 H 192.8°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#287D7B
RGB	rgb(40, 125, 123)
HSL	hsl(179, 52%, 32%)
HSV	hsv(179, 68%, 49%)
CMYK	cmyk(68%, 0%, 1.6%, 51%)
CIE-LAB	lab(47.68, -25.20, -6.32)
CIE-LCH	lch(47.68, 25.97, 194.07°)
OKLab	oklab(53.96% -0.0773 -0.0176)
OKLCH	oklch(53.96% 0.079 192.8)
XYZ	xyz(11.7822, 16.5471, 21.3080)
Luminance	0.1655 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#287D7B #7D282A

analogous

#287D50 #287D7B #28557D

triadic

#287D7B #7B287D #7D7B28

tetradic

#287D7B #50287D #7D282A #557D28

square

#287D7B #50287D #7D282A #557D28

split-complementary

#287D7B #7D2855 #7D5028

monochromatic

#0A2020 #194F4D #287D7B #37ABA9 #56C9C6

Accessibility & contrast

On white

4.87

#287D7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#287D7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #287D7B

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##287D7B	#FFFFFF	#000000	##FFFFFF
##287D7B	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#75777B

Deuteranopia (green-blind)

#686D7C

Tritanopia (blue-blind)

#00817C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #287d7b;
/* rgb */ color: rgb(40, 125, 123);
/* oklch */ color: oklch(54.0% 0.079 192.8);

Tailwind

colors: {
  custom: {
    50: '#6fa3a1',
    500: '#287d7b',
    950: '#000000',
  },
}

SCSS

$custom: #287d7b;
$custom-light: #6fa3a1;
$custom-dark: #000000;

JSON

{
  "hex": "#287d7b",
  "rgb": {
    "r": 40,
    "g": 125,
    "b": 123
  },
  "hsl": {
    "h": 178.588,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.53961,
    "c": 0.07925,
    "h": 192.8
  },
  "luminance": 0.16548
}

Semantic roles & 50–950 ramp

primary

#287D7B

secondary

#AE5355

accent

#4D50DB

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #287D7B

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

Preview Lab → · Contrast checker → · Palette generator →