#288C84#288C84

#288C84 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.2% C 0.090 H 187.2°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#288C84
RGB	rgb(40, 140, 132)
HSL	hsl(175, 56%, 35%)
HSV	hsv(175, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 5.7%, 45.1%)
CIE-LAB	lab(52.81, -29.94, -3.99)
CIE-LCH	lch(52.81, 30.20, 187.58°)
OKLab	oklab(58.22% -0.0893 -0.0113)
OKLCH	oklch(58.22% 0.09 187.2)
XYZ	xyz(14.4161, 20.8716, 25.0942)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C84 #8C2830

analogous

#288C52 #288C84 #28628C

triadic

#288C84 #84288C #8C8428

tetradic

#288C84 #52288C #8C2830 #628C28

square

#288C84 #52288C #8C2830 #628C28

split-complementary

#288C84 #8C2862 #8C5228

monochromatic

#0D2D2A #1A5C57 #288C84 #36BCB1 #5ED1C8

Accessibility & contrast

On white

4.06

#288C84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#288C84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C84

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C84	#FFFFFF	#000000	##000000
##288C84	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848484

Deuteranopia (green-blind)

#767A85

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #288c84;
/* rgb */ color: rgb(40, 140, 132);
/* oklch */ color: oklch(58.2% 0.090 187.2);

Tailwind

colors: {
  custom: {
    50: '#72aea7',
    500: '#288c84',
    950: '#000000',
  },
}

SCSS

$custom: #288c84;
$custom-light: #72aea7;
$custom-dark: #000000;

JSON

{
  "hex": "#288c84",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 132
  },
  "hsl": {
    "h": 175.2,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58215,
    "c": 0.09003,
    "h": 187.2
  },
  "luminance": 0.20873
}

Semantic roles & 50–950 ramp

primary

#288C84

secondary

#B65A61

accent

#4955DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288C84

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

Preview Lab → · Contrast checker → · Palette generator →