#288D87#288D87

#288D87 is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.6% C 0.090 H 189.2°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#288D87
RGB	rgb(40, 141, 135)
HSL	hsl(176, 56%, 35%)
HSV	hsv(176, 72%, 55%)
CMYK	cmyk(71.6%, 0%, 4.3%, 44.7%)
CIE-LAB	lab(53.22, -29.54, -5.11)
CIE-LCH	lch(53.22, 29.98, 189.82°)
OKLab	oklab(58.58% -0.089 -0.0143)
OKLCH	oklch(58.58% 0.09 189.2)
XYZ	xyz(14.7711, 21.2484, 26.2398)
Luminance	0.2125 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288D87 #8D282E

analogous

#288D55 #288D87 #28608D

triadic

#288D87 #87288D #8D8728

tetradic

#288D87 #55288D #8D282E #608D28

square

#288D87 #55288D #8D282E #608D28

split-complementary

#288D87 #8D2860 #8D5528

monochromatic

#0D2E2C #1A5D59 #288D87 #36BDB5 #5ED1CA

Accessibility & contrast

On white

4.00

#288D87 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#288D87 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288D87

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288D87	#FFFFFF	#000000	##000000
##288D87	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858587

Deuteranopia (green-blind)

#767B88

Tritanopia (blue-blind)

#00918B

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #288d87;
/* rgb */ color: rgb(40, 141, 135);
/* oklch */ color: oklch(58.6% 0.090 189.2);

Tailwind

colors: {
  custom: {
    50: '#72afa9',
    500: '#288d87',
    950: '#000000',
  },
}

SCSS

$custom: #288d87;
$custom-light: #72afa9;
$custom-dark: #000000;

JSON

{
  "hex": "#288d87",
  "rgb": {
    "r": 40,
    "g": 141,
    "b": 135
  },
  "hsl": {
    "h": 176.436,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.5858,
    "c": 0.09012,
    "h": 189.2
  },
  "luminance": 0.2125
}

Semantic roles & 50–950 ramp

primary

#288D87

secondary

#B75A60

accent

#4952DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288D87

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

Preview Lab → · Contrast checker → · Palette generator →