#288E83#288E83

#288E83 is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.7% C 0.092 H 184.5°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#288E83
RGB	rgb(40, 142, 131)
HSL	hsl(174, 56%, 36%)
HSV	hsv(174, 72%, 56%)
CMYK	cmyk(71.8%, 0%, 7.7%, 44.3%)
CIE-LAB	lab(53.42, -31.19, -2.50)
CIE-LCH	lch(53.42, 31.29, 184.59°)
OKLab	oklab(58.7% -0.0919 -0.0073)
OKLCH	oklch(58.7% 0.092 184.5)
XYZ	xyz(14.6429, 21.4341, 24.8338)
Luminance	0.2144 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288E83 #8E2833

analogous

#288E50 #288E83 #28668E

triadic

#288E83 #83288E #8E8328

tetradic

#288E83 #50288E #8E2833 #668E28

square

#288E83 #50288E #8E2833 #668E28

split-complementary

#288E83 #8E2866 #8E5028

monochromatic

#0D2F2B #1B5E57 #288E83 #35BEAF #5FD2C5

Accessibility & contrast

On white

3.97

#288E83 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#288E83 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288E83

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288E83	#FFFFFF	#000000	##000000
##288E83	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878683

Deuteranopia (green-blind)

#787B84

Tritanopia (blue-blind)

#00918A

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #288e83;
/* rgb */ color: rgb(40, 142, 131);
/* oklch */ color: oklch(58.7% 0.092 184.5);

Tailwind

colors: {
  custom: {
    50: '#72afa7',
    500: '#288e83',
    950: '#000000',
  },
}

SCSS

$custom: #288e83;
$custom-light: #72afa7;
$custom-dark: #000000;

JSON

{
  "hex": "#288e83",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 131
  },
  "hsl": {
    "h": 173.529,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58704,
    "c": 0.09223,
    "h": 184.5
  },
  "luminance": 0.21436
}

Semantic roles & 50–950 ramp

primary

#288E83

secondary

#B75B65

accent

#4859DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288E83

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

Preview Lab → · Contrast checker → · Palette generator →