#288391#288391

#288391 is a mid, moderate teal. Relative luminance 0.187; OKLCH L 56.4% C 0.085 H 209.8°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#288391
RGB	rgb(40, 131, 145)
HSL	hsl(188, 57%, 36%)
HSV	hsv(188, 72%, 57%)
CMYK	cmyk(72.4%, 9.7%, 0%, 43.1%)
CIE-LAB	lab(50.37, -21.37, -15.22)
CIE-LCH	lch(50.37, 26.24, 215.45°)
OKLab	oklab(56.38% -0.0738 -0.0423)
OKLCH	oklch(56.38% 0.085 209.8)
XYZ	xyz(14.1000, 18.7264, 29.6540)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288391 #913628

analogous

#28916B #288391 #284F91

triadic

#288391 #912883 #839128

tetradic

#288391 #6B2891 #913628 #4F9128

square

#288391 #6B2891 #913628 #4F9128

split-complementary

#288391 #91284F #916B28

monochromatic

#0E2C31 #1B5861 #288391 #35AEC1 #60C4D3

Accessibility & contrast

On white

4.43

#288391 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#288391 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288391

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288391	#FFFFFF	#000000	##000000
##288391	1.00	4.43	4.75	4.75
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#777E92

Deuteranopia (green-blind)

#687391

Tritanopia (blue-blind)

#008987

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #288391;
/* rgb */ color: rgb(40, 131, 145);
/* oklch */ color: oklch(56.4% 0.085 209.8);

Tailwind

colors: {
  custom: {
    50: '#72a7b1',
    500: '#288391',
    950: '#000000',
  },
}

SCSS

$custom: #288391;
$custom-light: #72a7b1;
$custom-dark: #000000;

JSON

{
  "hex": "#288391",
  "rgb": {
    "r": 40,
    "g": 131,
    "b": 145
  },
  "hsl": {
    "h": 188,
    "s": 56.757,
    "l": 36.275
  },
  "oklch": {
    "l": 0.56379,
    "c": 0.08507,
    "h": 209.8
  },
  "luminance": 0.18728
}

Semantic roles & 50–950 ramp

primary

#288391

secondary

#B9685C

accent

#5C48E0

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #288391

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

Preview Lab → · Contrast checker → · Palette generator →