#288388#288388

#288388 is a mid, moderate teal. Relative luminance 0.185; OKLCH L 56.0% C 0.083 H 200.4°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#288388
RGB	rgb(40, 131, 136)
HSL	hsl(183, 55%, 35%)
HSV	hsv(183, 71%, 53%)
CMYK	cmyk(70.6%, 3.7%, 0%, 46.7%)
CIE-LAB	lab(50.05, -24.25, -10.43)
CIE-LCH	lch(50.05, 26.40, 203.27°)
OKLab	oklab(56.02% -0.0778 -0.0289)
OKLCH	oklch(56.02% 0.083 200.4)
XYZ	xyz(13.4333, 18.4597, 26.1429)
Luminance	0.1846 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288388 #882D28

analogous

#28885D #288388 #285388

triadic

#288388 #882883 #838828

tetradic

#288388 #5D2888 #882D28 #538828

square

#288388 #5D2888 #882D28 #538828

split-complementary

#288388 #882853 #885D28

monochromatic

#0C2829 #1A5559 #288388 #36B1B7 #5BC9CF

Accessibility & contrast

On white

4.48

#288388 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#288388 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288388

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288388	#FFFFFF	#000000	##000000
##288388	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#797D88

Deuteranopia (green-blind)

#6B7388

Tritanopia (blue-blind)

#008884

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #288388;
/* rgb */ color: rgb(40, 131, 136);
/* oklch */ color: oklch(56.0% 0.083 200.4);

Tailwind

colors: {
  custom: {
    50: '#71a7aa',
    500: '#288388',
    950: '#000000',
  },
}

SCSS

$custom: #288388;
$custom-light: #71a7aa;
$custom-dark: #000000;

JSON

{
  "hex": "#288388",
  "rgb": {
    "r": 40,
    "g": 131,
    "b": 136
  },
  "hsl": {
    "h": 183.125,
    "s": 54.545,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56019,
    "c": 0.08301,
    "h": 200.4
  },
  "luminance": 0.18461
}

Semantic roles & 50–950 ramp

primary

#288388

secondary

#B45C58

accent

#524ADE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #288388

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

Preview Lab → · Contrast checker → · Palette generator →