#288E89#288E89

#288E89 is a mid, moderate teal. Relative luminance 0.216; OKLCH L 58.9% C 0.091 H 190.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#288E89
RGB	rgb(40, 142, 137)
HSL	hsl(177, 56%, 36%)
HSV	hsv(177, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 3.5%, 44.3%)
CIE-LAB	lab(53.60, -29.44, -5.71)
CIE-LCH	lch(53.60, 29.99, 190.97°)
OKLab	oklab(58.91% -0.0891 -0.016)
OKLCH	oklch(58.91% 0.091 190.2)
XYZ	xyz(15.0613, 21.6015, 27.0378)
Luminance	0.2160 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E89 #8E282D

analogous

#288E56 #288E89 #28608E

triadic

#288E89 #89288E #8E8928

tetradic

#288E89 #56288E #8E282D #608E28

square

#288E89 #56288E #8E282D #608E28

split-complementary

#288E89 #8E2860 #8E5628

monochromatic

#0D2F2D #1B5E5B #288E89 #35BEB7 #5FD2CC

Accessibility & contrast

On white

3.95

#288E89 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#288E89 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E89

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E89	#FFFFFF	#000000	##000000
##288E89	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868689

Deuteranopia (green-blind)

#777B8A

Tritanopia (blue-blind)

#00928C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #288e89;
/* rgb */ color: rgb(40, 142, 137);
/* oklch */ color: oklch(58.9% 0.091 190.2);

Tailwind

colors: {
  custom: {
    50: '#72afab',
    500: '#288e89',
    950: '#000000',
  },
}

SCSS

$custom: #288e89;
$custom-light: #72afab;
$custom-dark: #000000;

JSON

{
  "hex": "#288e89",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 137
  },
  "hsl": {
    "h": 177.059,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.5891,
    "c": 0.09051,
    "h": 190.2
  },
  "luminance": 0.21603
}

Semantic roles & 50–950 ramp

primary

#288E89

secondary

#B75B5F

accent

#4850DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288E89

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

Preview Lab → · Contrast checker → · Palette generator →