#288591#288591

#288591 is a mid, moderate teal. Relative luminance 0.193; OKLCH L 56.9% C 0.086 H 207.6°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#288591
RGB	rgb(40, 133, 145)
HSL	hsl(187, 57%, 36%)
HSV	hsv(187, 72%, 57%)
CMYK	cmyk(72.4%, 8.3%, 0%, 43.1%)
CIE-LAB	lab(51.00, -22.42, -14.25)
CIE-LCH	lch(51.00, 26.57, 212.44°)
OKLab	oklab(56.89% -0.0759 -0.0396)
OKLCH	oklch(56.89% 0.086 207.6)
XYZ	xyz(14.3712, 19.2688, 29.7444)
Luminance	0.1927 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288591 #913428

analogous

#289169 #288591 #285191

triadic

#288591 #912885 #859128

tetradic

#288591 #692891 #913428 #519128

square

#288591 #692891 #913428 #519128

split-complementary

#288591 #912851 #916928

monochromatic

#0E2D31 #1B5961 #288591 #35B1C1 #60C6D3

Accessibility & contrast

On white

4.33

#288591 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#288591 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288591

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288591	#FFFFFF	#000000	##000000
##288591	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798092

Deuteranopia (green-blind)

#6A7591

Tritanopia (blue-blind)

#008B89

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #288591;
/* rgb */ color: rgb(40, 133, 145);
/* oklch */ color: oklch(56.9% 0.086 207.6);

Tailwind

colors: {
  custom: {
    50: '#72a8b1',
    500: '#288591',
    950: '#000000',
  },
}

SCSS

$custom: #288591;
$custom-light: #72a8b1;
$custom-dark: #000000;

JSON

{
  "hex": "#288591",
  "rgb": {
    "r": 40,
    "g": 133,
    "b": 145
  },
  "hsl": {
    "h": 186.857,
    "s": 56.757,
    "l": 36.275
  },
  "oklch": {
    "l": 0.56891,
    "c": 0.08563,
    "h": 207.6
  },
  "luminance": 0.19271
}

Semantic roles & 50–950 ramp

primary

#288591

secondary

#B9675C

accent

#5948E0

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #288591

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

Preview Lab → · Contrast checker → · Palette generator →