#288D8D#288D8D

#288D8D is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.8% C 0.089 H 195.0°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#288D8D
RGB	rgb(40, 141, 141)
HSL	hsl(180, 56%, 35%)
HSV	hsv(180, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 0%, 44.7%)
CIE-LAB	lab(53.41, -27.74, -8.31)
CIE-LCH	lch(53.41, 28.96, 196.67°)
OKLab	oklab(58.79% -0.0862 -0.0231)
OKLCH	oklch(58.79% 0.089 195)
XYZ	xyz(15.2055, 21.4222, 28.5277)
Luminance	0.2142 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D8D #8D2828

analogous

#288D5A #288D8D #285A8D

triadic

#288D8D #8D288D #8D8D28

tetradic

#288D8D #5A288D #8D2828 #5A8D28

square

#288D8D #5A288D #8D2828 #5A8D28

split-complementary

#288D8D #8D285A #8D5A28

monochromatic

#0D2E2E #1A5D5D #288D8D #36BDBD #5ED1D1

Accessibility & contrast

On white

3.97

#288D8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#288D8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D8D

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D8D	#FFFFFF	#000000	##000000
##288D8D	1.00	3.97	5.28	5.28
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84868D

Deuteranopia (green-blind)

#757B8E

Tritanopia (blue-blind)

#00928D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #288d8d;
/* rgb */ color: rgb(40, 141, 141);
/* oklch */ color: oklch(58.8% 0.089 195.0);

Tailwind

colors: {
  custom: {
    50: '#73afae',
    500: '#288d8d',
    950: '#000000',
  },
}

SCSS

$custom: #288d8d;
$custom-light: #73afae;
$custom-dark: #000000;

JSON

{
  "hex": "#288d8d",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 141
  },
  "hsl": {
    "h": 180,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.58795,
    "c": 0.08921,
    "h": 195
  },
  "luminance": 0.21424
}

Semantic roles & 50–950 ramp

primary

#288D8D

secondary

#B75A5A

accent

#4949DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288D8D

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

Preview Lab → · Contrast checker → · Palette generator →