#288187#288187

#288187 is a mid, moderate teal. Relative luminance 0.179; OKLCH L 55.5% C 0.082 H 201.6°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#288187
RGB	rgb(40, 129, 135)
HSL	hsl(184, 54%, 34%)
HSV	hsv(184, 70%, 53%)
CMYK	cmyk(70.4%, 4.4%, 0%, 47.1%)
CIE-LAB	lab(49.37, -23.53, -10.86)
CIE-LCH	lch(49.37, 25.92, 204.77°)
OKLab	oklab(55.46% -0.0761 -0.0301)
OKLCH	oklch(55.46% 0.082 201.6)
XYZ	xyz(13.0966, 17.8994, 25.6817)
Luminance	0.1790 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288187 #872E28

analogous

#28875E #288187 #285287

triadic

#288187 #872881 #818728

tetradic

#288187 #5E2887 #872E28 #528728

square

#288187 #5E2887 #872E28 #528728

split-complementary

#288187 #872852 #875E28

monochromatic

#0C2729 #1A5458 #288187 #36AEB6 #5BC7CE

Accessibility & contrast

On white

4.58

#288187 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#288187 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288187

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288187	#FFFFFF	#000000	##000000
##288187	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777B87

Deuteranopia (green-blind)

#697187

Tritanopia (blue-blind)

#008683

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #288187;
/* rgb */ color: rgb(40, 129, 135);
/* oklch */ color: oklch(55.5% 0.082 201.6);

Tailwind

colors: {
  custom: {
    50: '#70a6aa',
    500: '#288187',
    950: '#000000',
  },
}

SCSS

$custom: #288187;
$custom-light: #70a6aa;
$custom-dark: #000000;

JSON

{
  "hex": "#288187",
  "rgb": {
    "r": 40,
    "g": 129,
    "b": 135
  },
  "hsl": {
    "h": 183.789,
    "s": 54.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.55461,
    "c": 0.08184,
    "h": 201.6
  },
  "luminance": 0.17901
}

Semantic roles & 50–950 ramp

primary

#288187

secondary

#B45D57

accent

#534ADE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #288187

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

Preview Lab → · Contrast checker → · Palette generator →