#288B84#288B84

#288B84 is a mid, moderate teal. Relative luminance 0.206; OKLCH L 58.0% C 0.089 H 188.1°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#288B84
RGB	rgb(40, 139, 132)
HSL	hsl(176, 55%, 35%)
HSV	hsv(176, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 5%, 45.5%)
CIE-LAB	lab(52.49, -29.46, -4.46)
CIE-LCH	lch(52.49, 29.79, 188.61°)
OKLab	oklab(57.95% -0.0882 -0.0126)
OKLCH	oklch(57.95% 0.089 188.1)
XYZ	xyz(14.2706, 20.5806, 25.0457)
Luminance	0.2058 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B84 #8B282F

analogous

#288B53 #288B84 #28608B

triadic

#288B84 #84288B #8B8428

tetradic

#288B84 #53288B #8B282F #608B28

square

#288B84 #53288B #8B282F #608B28

split-complementary

#288B84 #8B2860 #8B5328

monochromatic

#0D2C2A #1A5B57 #288B84 #36BBB1 #5DD0C8

Accessibility & contrast

On white

4.10

#288B84 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#288B84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B84

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B84	#FFFFFF	#000000	##000000
##288B84	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838384

Deuteranopia (green-blind)

#757985

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288b84;
/* rgb */ color: rgb(40, 139, 132);
/* oklch */ color: oklch(58.0% 0.089 188.1);

Tailwind

colors: {
  custom: {
    50: '#72ada7',
    500: '#288b84',
    950: '#000000',
  },
}

SCSS

$custom: #288b84;
$custom-light: #72ada7;
$custom-dark: #000000;

JSON

{
  "hex": "#288b84",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 132
  },
  "hsl": {
    "h": 175.758,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57954,
    "c": 0.08914,
    "h": 188.1
  },
  "luminance": 0.20582
}

Semantic roles & 50–950 ramp

primary

#288B84

secondary

#B65960

accent

#4954DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288B84

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

Preview Lab → · Contrast checker → · Palette generator →