#288E88#288E88

#288E88 is a mid, moderate teal. Relative luminance 0.216; OKLCH L 58.9% C 0.091 H 189.2°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#288E88
RGB	rgb(40, 142, 136)
HSL	hsl(176, 56%, 36%)
HSV	hsv(176, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 4.2%, 44.3%)
CIE-LAB	lab(53.57, -29.73, -5.17)
CIE-LCH	lch(53.57, 30.18, 189.87°)
OKLab	oklab(58.88% -0.0896 -0.0145)
OKLCH	oklch(58.88% 0.091 189.2)
XYZ	xyz(14.9899, 21.5729, 26.6618)
Luminance	0.2157 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E88 #8E282E

analogous

#288E55 #288E88 #28618E

triadic

#288E88 #88288E #8E8828

tetradic

#288E88 #55288E #8E282E #618E28

square

#288E88 #55288E #8E282E #618E28

split-complementary

#288E88 #8E2861 #8E5528

monochromatic

#0D2F2D #1B5E5A #288E88 #35BEB6 #5FD2CB

Accessibility & contrast

On white

3.95

#288E88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#288E88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E88

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E88	#FFFFFF	#000000	##000000
##288E88	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)

#868688

Deuteranopia (green-blind)

#777B89

Tritanopia (blue-blind)

#00928C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #288e88;
/* rgb */ color: rgb(40, 142, 136);
/* oklch */ color: oklch(58.9% 0.091 189.2);

Tailwind

colors: {
  custom: {
    50: '#72afaa',
    500: '#288e88',
    950: '#000000',
  },
}

SCSS

$custom: #288e88;
$custom-light: #72afaa;
$custom-dark: #000000;

JSON

{
  "hex": "#288e88",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 136
  },
  "hsl": {
    "h": 176.471,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58875,
    "c": 0.09073,
    "h": 189.2
  },
  "luminance": 0.21575
}

Semantic roles & 50–950 ramp

primary

#288E88

secondary

#B75B60

accent

#4851DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288E88

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

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