#288E80#288E80

#288E80 is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.6% C 0.093 H 181.8°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#288E80
RGB	rgb(40, 142, 128)
HSL	hsl(172, 56%, 36%)
HSV	hsv(172, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 9.9%, 44.3%)
CIE-LAB	lab(53.33, -32.05, -0.90)
CIE-LCH	lch(53.33, 32.06, 181.60°)
OKLab	oklab(58.61% -0.0934 -0.0029)
OKLCH	oklch(58.61% 0.093 181.8)
XYZ	xyz(14.4425, 21.3540, 23.7785)
Luminance	0.2136 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E80 #8E2836

analogous

#288E4D #288E80 #28698E

triadic

#288E80 #80288E #8E8028

tetradic

#288E80 #4D288E #8E2836 #698E28

square

#288E80 #4D288E #8E2836 #698E28

split-complementary

#288E80 #8E2869 #8E4D28

monochromatic

#0D2F2A #1B5E55 #288E80 #35BEAB #5FD2C2

Accessibility & contrast

On white

3.98

#288E80 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#288E80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E80

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E80	#FFFFFF	#000000	##000000
##288E80	1.00	3.98	5.27	5.27
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#87867F

Deuteranopia (green-blind)

#797B81

Tritanopia (blue-blind)

#00918A

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288e80;
/* rgb */ color: rgb(40, 142, 128);
/* oklch */ color: oklch(58.6% 0.093 181.8);

Tailwind

colors: {
  custom: {
    50: '#72afa4',
    500: '#288e80',
    950: '#000000',
  },
}

SCSS

$custom: #288e80;
$custom-light: #72afa4;
$custom-dark: #000000;

JSON

{
  "hex": "#288e80",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 128
  },
  "hsl": {
    "h": 171.765,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58605,
    "c": 0.09343,
    "h": 181.8
  },
  "luminance": 0.21356
}

Semantic roles & 50–950 ramp

primary

#288E80

secondary

#B75B67

accent

#485DDF

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288E80

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

Preview Lab → · Contrast checker → · Palette generator →