#288F99#288F99

#288F99 is a mid, moderate teal. Relative luminance 0.224; OKLCH L 59.8% C 0.091 H 204.6°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#288F99
RGB	rgb(40, 143, 153)
HSL	hsl(185, 59%, 38%)
HSV	hsv(185, 74%, 60%)
CMYK	cmyk(73.9%, 6.5%, 0%, 40%)
CIE-LAB	lab(54.44, -25.02, -13.68)
CIE-LCH	lch(54.44, 28.52, 208.67°)
OKLab	oklab(59.77% -0.0829 -0.038)
OKLCH	oklch(59.77% 0.091 204.6)
XYZ	xyz(16.4448, 22.3940, 33.5866)
Luminance	0.2240 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288F99 #993228

analogous

#28996B #288F99 #285699

triadic

#288F99 #99288F #8F9928

tetradic

#288F99 #6B2899 #993228 #569928

square

#288F99 #6B2899 #993228 #569928

split-complementary

#288F99 #992856 #996B28

monochromatic

#0F3438 #1B6268 #288F99 #35BCCA #65CDD7

Accessibility & contrast

On white

3.83

#288F99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#288F99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288F99

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288F99	#FFFFFF	#000000	##000000
##288F99	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83899A

Deuteranopia (green-blind)

#737D99

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #288f99;
/* rgb */ color: rgb(40, 143, 153);
/* oklch */ color: oklch(59.8% 0.091 204.6);

Tailwind

colors: {
  custom: {
    50: '#74b0b7',
    500: '#288f99',
    950: '#000000',
  },
}

SCSS

$custom: #288f99;
$custom-light: #74b0b7;
$custom-dark: #000000;

JSON

{
  "hex": "#288f99",
  "rgb": {
    "r": 40,
    "g": 143,
    "b": 153
  },
  "hsl": {
    "h": 185.31,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.59766,
    "c": 0.09116,
    "h": 204.6
  },
  "luminance": 0.22396
}

Semantic roles & 50–950 ramp

primary

#288F99

secondary

#BD6860

accent

#5446E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #288F99

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

Preview Lab → · Contrast checker → · Palette generator →