#288EA0#288EA0

#288EA0 is a mid, moderate teal. Relative luminance 0.223; OKLCH L 59.8% C 0.093 H 212.2°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#288EA0
RGB	rgb(40, 142, 160)
HSL	hsl(189, 60%, 39%)
HSV	hsv(189, 75%, 63%)
CMYK	cmyk(75%, 11.2%, 0%, 37.3%)
CIE-LAB	lab(54.38, -22.25, -17.81)
CIE-LCH	lch(54.38, 28.50, 218.67°)
OKLab	oklab(59.8% -0.0788 -0.0496)
OKLCH	oklch(59.8% 0.093 212.2)
XYZ	xyz(16.8905, 22.3332, 36.6714)
Luminance	0.2233 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288EA0 #A03A28

analogous

#28A076 #288EA0 #2852A0

triadic

#288EA0 #A0288E #8EA028

tetradic

#288EA0 #7628A0 #A03A28 #52A028

square

#288EA0 #7628A0 #A03A28 #52A028

split-complementary

#288EA0 #A02852 #A07628

monochromatic

#10373E #1C636F #288EA0 #38B7CD #69C9D9

Accessibility & contrast

On white

3.84

#288EA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#288EA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288EA0

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288EA0	#FFFFFF	#000000	##000000
##288EA0	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8089A1

Deuteranopia (green-blind)

#6F7DA0

Tritanopia (blue-blind)

#009593

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #288ea0;
/* rgb */ color: rgb(40, 142, 160);
/* oklch */ color: oklch(59.8% 0.093 212.2);

Tailwind

colors: {
  custom: {
    50: '#75afbc',
    500: '#288ea0',
    950: '#000000',
  },
}

SCSS

$custom: #288ea0;
$custom-light: #75afbc;
$custom-dark: #000000;

JSON

{
  "hex": "#288ea0",
  "rgb": {
    "r": 40,
    "g": 142,
    "b": 160
  },
  "hsl": {
    "h": 189,
    "s": 60,
    "l": 39.216
  },
  "oklch": {
    "l": 0.59797,
    "c": 0.09312,
    "h": 212.2
  },
  "luminance": 0.22335
}

Semantic roles & 50–950 ramp

primary

#288EA0

secondary

#C07264

accent

#5C45E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #288EA0

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

Preview Lab → · Contrast checker → · Palette generator →