#288F90#288F90

#288F90 is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.4% C 0.090 H 196.0°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#288F90
RGB	rgb(40, 143, 144)
HSL	hsl(181, 57%, 36%)
HSV	hsv(181, 72%, 56%)
CMYK	cmyk(72.2%, 0.7%, 0%, 43.5%)
CIE-LAB	lab(54.14, -27.82, -8.95)
CIE-LCH	lch(54.14, 29.22, 197.82°)
OKLab	oklab(59.42% -0.0869 -0.0248)
OKLCH	oklch(59.42% 0.09 196)
XYZ	xyz(15.7293, 22.1078, 29.8184)
Luminance	0.2211 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F90 #902928

analogous

#28905D #288F90 #285B90

triadic

#288F90 #90288F #8F9028

tetradic

#288F90 #5D2890 #902928 #5B9028

square

#288F90 #5D2890 #902928 #5B9028

split-complementary

#288F90 #90285B #905D28

monochromatic

#0D3030 #1B5F60 #288F90 #35BFC0 #60D2D3

Accessibility & contrast

On white

3.87

#288F90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#288F90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F90

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F90	#FFFFFF	#000000	##000000
##288F90	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858890

Deuteranopia (green-blind)

#767D91

Tritanopia (blue-blind)

#00948F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #288f90;
/* rgb */ color: rgb(40, 143, 144);
/* oklch */ color: oklch(59.4% 0.090 196.0);

Tailwind

colors: {
  custom: {
    50: '#73b0b0',
    500: '#288f90',
    950: '#000000',
  },
}

SCSS

$custom: #288f90;
$custom-light: #73b0b0;
$custom-dark: #000000;

JSON

{
  "hex": "#288f90",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 144
  },
  "hsl": {
    "h": 180.577,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.59422,
    "c": 0.09038,
    "h": 196
  },
  "luminance": 0.2211
}

Semantic roles & 50–950 ramp

primary

#288F90

secondary

#B85C5C

accent

#4948E0

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288F90

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

Preview Lab → · Contrast checker → · Palette generator →