#288C82#288C82

#288C82 is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.1% C 0.091 H 185.3°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#288C82
RGB	rgb(40, 140, 130)
HSL	hsl(174, 56%, 35%)
HSV	hsv(174, 71%, 55%)
CMYK	cmyk(71.4%, 0%, 7.1%, 45.1%)
CIE-LAB	lab(52.75, -30.52, -2.92)
CIE-LCH	lch(52.75, 30.66, 185.46°)
OKLab	oklab(58.15% -0.0903 -0.0084)
OKLCH	oklch(58.15% 0.091 185.3)
XYZ	xyz(14.2805, 20.8173, 24.3803)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288C82 #8C2832

analogous

#288C50 #288C82 #28648C

triadic

#288C82 #82288C #8C8228

tetradic

#288C82 #50288C #8C2832 #648C28

square

#288C82 #50288C #8C2832 #648C28

split-complementary

#288C82 #8C2864 #8C5028

monochromatic

#0D2D2A #1A5C56 #288C82 #36BCAE #5ED1C5

Accessibility & contrast

On white

4.07

#288C82 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#288C82 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288C82

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288C82	#FFFFFF	#000000	##000000
##288C82	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858482

Deuteranopia (green-blind)

#767983

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #288c82;
/* rgb */ color: rgb(40, 140, 130);
/* oklch */ color: oklch(58.1% 0.091 185.3);

Tailwind

colors: {
  custom: {
    50: '#72aea6',
    500: '#288c82',
    950: '#000000',
  },
}

SCSS

$custom: #288c82;
$custom-light: #72aea6;
$custom-dark: #000000;

JSON

{
  "hex": "#288c82",
  "rgb": {
    "r": 40,
    "g": 140,
    "b": 130
  },
  "hsl": {
    "h": 174,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58147,
    "c": 0.09067,
    "h": 185.3
  },
  "luminance": 0.20819
}

Semantic roles & 50–950 ramp

primary

#288C82

secondary

#B65A63

accent

#4958DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288C82

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

Preview Lab → · Contrast checker → · Palette generator →