#288B7F#288B7F

#288B7F is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.8% C 0.091 H 183.3°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#288B7F
RGB	rgb(40, 139, 127)
HSL	hsl(173, 55%, 35%)
HSV	hsv(173, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 8.6%, 45.5%)
CIE-LAB	lab(52.34, -30.91, -1.78)
CIE-LCH	lch(52.34, 30.96, 183.29°)
OKLab	oklab(57.78% -0.0906 -0.0053)
OKLCH	oklch(57.78% 0.091 183.3)
XYZ	xyz(13.9366, 20.4470, 23.2867)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B7F #8B2834

analogous

#288B4D #288B7F #28668B

triadic

#288B7F #7F288B #8B7F28

tetradic

#288B7F #4D288B #8B2834 #668B28

square

#288B7F #4D288B #8B2834 #668B28

split-complementary

#288B7F #8B2866 #8B4D28

monochromatic

#0D2C28 #1A5B54 #288B7F #36BBAA #5DD0C2

Accessibility & contrast

On white

4.13

#288B7F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#288B7F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B7F

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B7F	#FFFFFF	#000000	##000000
##288B7F	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84837F

Deuteranopia (green-blind)

#767980

Tritanopia (blue-blind)

#008E87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #288b7f;
/* rgb */ color: rgb(40, 139, 127);
/* oklch */ color: oklch(57.8% 0.091 183.3);

Tailwind

colors: {
  custom: {
    50: '#71ada4',
    500: '#288b7f',
    950: '#000000',
  },
}

SCSS

$custom: #288b7f;
$custom-light: #71ada4;
$custom-dark: #000000;

JSON

{
  "hex": "#288b7f",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 127
  },
  "hsl": {
    "h": 172.727,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57784,
    "c": 0.0908,
    "h": 183.3
  },
  "luminance": 0.20449
}

Semantic roles & 50–950 ramp

primary

#288B7F

secondary

#B65964

accent

#495BDF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #288B7F

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

Preview Lab → · Contrast checker → · Palette generator →