#288587#288587

#288587 is a mid, moderate teal. Relative luminance 0.190; OKLCH L 56.5% C 0.084 H 197.1°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#288587
RGB	rgb(40, 133, 135)
HSL	hsl(181, 54%, 34%)
HSV	hsv(181, 70%, 53%)
CMYK	cmyk(70.4%, 1.5%, 0%, 47.1%)
CIE-LAB	lab(50.66, -25.58, -8.93)
CIE-LCH	lch(50.66, 27.09, 199.25°)
OKLab	oklab(56.5% -0.0804 -0.0248)
OKLCH	oklch(56.5% 0.084 197.1)
XYZ	xyz(13.6338, 18.9739, 25.8608)
Luminance	0.1898 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288587 #872A28

analogous

#28875A #288587 #285687

triadic

#288587 #872885 #858728

tetradic

#288587 #5A2887 #872A28 #568728

square

#288587 #5A2887 #872A28 #568728

split-complementary

#288587 #872856 #875A28

monochromatic

#0C2829 #1A5658 #288587 #36B4B6 #5BCCCE

Accessibility & contrast

On white

4.38

#288587 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#288587 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288587

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288587	#FFFFFF	#000000	##000000
##288587	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7F87

Deuteranopia (green-blind)

#6E7488

Tritanopia (blue-blind)

#008A85

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288587;
/* rgb */ color: rgb(40, 133, 135);
/* oklch */ color: oklch(56.5% 0.084 197.1);

Tailwind

colors: {
  custom: {
    50: '#71a9a9',
    500: '#288587',
    950: '#000000',
  },
}

SCSS

$custom: #288587;
$custom-light: #71a9a9;
$custom-dark: #000000;

JSON

{
  "hex": "#288587",
  "rgb": {
    "r": 40,
    "g": 133,
    "b": 135
  },
  "hsl": {
    "h": 181.263,
    "s": 54.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.56499,
    "c": 0.08415,
    "h": 197.1
  },
  "luminance": 0.18975
}

Semantic roles & 50–950 ramp

primary

#288587

secondary

#B45957

accent

#4D4ADE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #288587

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

Preview Lab → · Contrast checker → · Palette generator →