#288B85#288B85

#288B85 is a mid, moderate teal. Relative luminance 0.206; OKLCH L 58.0% C 0.089 H 189.1°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#288B85
RGB	rgb(40, 139, 133)
HSL	hsl(176, 55%, 35%)
HSV	hsv(176, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 4.3%, 45.5%)
CIE-LAB	lab(52.52, -29.16, -5.00)
CIE-LCH	lch(52.52, 29.59, 189.72°)
OKLab	oklab(57.99% -0.0878 -0.014)
OKLCH	oklch(57.99% 0.089 189.1)
XYZ	xyz(14.3394, 20.6081, 25.4078)
Luminance	0.2061 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B85 #8B282E

analogous

#288B54 #288B85 #285F8B

triadic

#288B85 #85288B #8B8528

tetradic

#288B85 #54288B #8B282E #5F8B28

square

#288B85 #54288B #8B282E #5F8B28

split-complementary

#288B85 #8B285F #8B5428

monochromatic

#0D2C2A #1A5B58 #288B85 #36BBB2 #5DD0C9

Accessibility & contrast

On white

4.10

#288B85 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#288B85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B85

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B85	#FFFFFF	#000000	##000000
##288B85	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838385

Deuteranopia (green-blind)

#757986

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288b85;
/* rgb */ color: rgb(40, 139, 133);
/* oklch */ color: oklch(58.0% 0.089 189.1);

Tailwind

colors: {
  custom: {
    50: '#72ada8',
    500: '#288b85',
    950: '#000000',
  },
}

SCSS

$custom: #288b85;
$custom-light: #72ada8;
$custom-dark: #000000;

JSON

{
  "hex": "#288b85",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 133
  },
  "hsl": {
    "h": 176.364,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57989,
    "c": 0.08889,
    "h": 189.1
  },
  "luminance": 0.2061
}

Semantic roles & 50–950 ramp

primary

#288B85

secondary

#B6595F

accent

#4952DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288B85

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

Preview Lab → · Contrast checker → · Palette generator →