#288F87#288F87

#288F87 is a mid, moderate teal. Relative luminance 0.218; OKLCH L 59.1% C 0.092 H 187.4°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#288F87
RGB	rgb(40, 143, 135)
HSL	hsl(175, 56%, 36%)
HSV	hsv(175, 72%, 56%)
CMYK	cmyk(72%, 0%, 5.6%, 43.9%)
CIE-LAB	lab(53.86, -30.51, -4.17)
CIE-LCH	lch(53.86, 30.79, 187.78°)
OKLab	oklab(59.1% -0.0911 -0.0118)
OKLCH	oklch(59.1% 0.092 187.4)
XYZ	xyz(15.0687, 21.8435, 26.3390)
Luminance	0.2185 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F87 #8F2830

analogous

#288F53 #288F87 #28638F

triadic

#288F87 #87288F #8F8728

tetradic

#288F87 #53288F #8F2830 #638F28

square

#288F87 #53288F #8F2830 #638F28

split-complementary

#288F87 #8F2863 #8F5328

monochromatic

#0D2F2D #1B5F5A #288F87 #35BFB4 #5FD2C9

Accessibility & contrast

On white

3.91

#288F87 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#288F87 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F87

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F87	#FFFFFF	#000000	##000000
##288F87	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878787

Deuteranopia (green-blind)

#787C88

Tritanopia (blue-blind)

#00938C

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #288f87;
/* rgb */ color: rgb(40, 143, 135);
/* oklch */ color: oklch(59.1% 0.092 187.4);

Tailwind

colors: {
  custom: {
    50: '#72b0a9',
    500: '#288f87',
    950: '#000000',
  },
}

SCSS

$custom: #288f87;
$custom-light: #72b0a9;
$custom-dark: #000000;

JSON

{
  "hex": "#288f87",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 135
  },
  "hsl": {
    "h": 175.34,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.59101,
    "c": 0.09185,
    "h": 187.4
  },
  "luminance": 0.21845
}

Semantic roles & 50–950 ramp

primary

#288F87

secondary

#B85B62

accent

#4854E0

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288F87

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

Preview Lab → · Contrast checker → · Palette generator →