#288C90#288C90

#288C90 is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.7% C 0.089 H 199.0°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#288C90
RGB	rgb(40, 140, 144)
HSL	hsl(182, 57%, 36%)
HSV	hsv(182, 72%, 56%)
CMYK	cmyk(72.2%, 2.8%, 0%, 43.5%)
CIE-LAB	lab(53.19, -26.32, -10.37)
CIE-LCH	lch(53.19, 28.29, 201.51°)
OKLab	oklab(58.65% -0.0837 -0.0288)
OKLCH	oklch(58.65% 0.089 199)
XYZ	xyz(15.2849, 21.2191, 29.6703)
Luminance	0.2122 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C90 #902C28

analogous

#289060 #288C90 #285890

triadic

#288C90 #90288C #8C9028

tetradic

#288C90 #602890 #902C28 #589028

square

#288C90 #602890 #902C28 #589028

split-complementary

#288C90 #902858 #906028

monochromatic

#0D2F30 #1B5D60 #288C90 #35BBC0 #60CED3

Accessibility & contrast

On white

4.00

#288C90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#288C90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C90

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C90	#FFFFFF	#000000	##000000
##288C90	1.00	4.00	5.24	5.24
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828590

Deuteranopia (green-blind)

#737A91

Tritanopia (blue-blind)

#00918D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288c90;
/* rgb */ color: rgb(40, 140, 144);
/* oklch */ color: oklch(58.7% 0.089 199.0);

Tailwind

colors: {
  custom: {
    50: '#73aeb0',
    500: '#288c90',
    950: '#000000',
  },
}

SCSS

$custom: #288c90;
$custom-light: #73aeb0;
$custom-dark: #000000;

JSON

{
  "hex": "#288c90",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 144
  },
  "hsl": {
    "h": 182.308,
    "s": 56.522,
    "l": 36.078
  },
  "oklch": {
    "l": 0.5865,
    "c": 0.08855,
    "h": 199
  },
  "luminance": 0.21221
}

Semantic roles & 50–950 ramp

primary

#288C90

secondary

#B85F5C

accent

#4E48E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288C90

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

Preview Lab → · Contrast checker → · Palette generator →