#288A99#288A99

#288A99 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.5% C 0.090 H 209.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#288A99
RGB	rgb(40, 138, 153)
HSL	hsl(188, 59%, 38%)
HSV	hsv(188, 74%, 60%)
CMYK	cmyk(73.9%, 9.8%, 0%, 40%)
CIE-LAB	lab(52.87, -22.44, -16.07)
CIE-LCH	lch(52.87, 27.60, 215.60°)
OKLab	oklab(58.5% -0.0777 -0.0447)
OKLCH	oklch(58.5% 0.09 209.9)
XYZ	xyz(15.7108, 20.9261, 33.3419)
Luminance	0.2093 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288A99 #993728

analogous

#289970 #288A99 #285199

triadic

#288A99 #99288A #8A9928

tetradic

#288A99 #702899 #993728 #519928

square

#288A99 #702899 #993728 #519928

split-complementary

#288A99 #992851 #997028

monochromatic

#0F3238 #1B5E68 #288A99 #35B6CA #65C8D7

Accessibility & contrast

On white

4.05

#288A99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#288A99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288A99

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288A99	#FFFFFF	#000000	##000000
##288A99	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D859A

Deuteranopia (green-blind)

#6D7999

Tritanopia (blue-blind)

#00918F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #288a99;
/* rgb */ color: rgb(40, 138, 153);
/* oklch */ color: oklch(58.5% 0.090 209.9);

Tailwind

colors: {
  custom: {
    50: '#74acb7',
    500: '#288a99',
    950: '#000000',
  },
}

SCSS

$custom: #288a99;
$custom-light: #74acb7;
$custom-dark: #000000;

JSON

{
  "hex": "#288a99",
  "rgb": {
    "r": 40,
    "g": 138,
    "b": 153
  },
  "hsl": {
    "h": 187.965,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.58495,
    "c": 0.08962,
    "h": 209.9
  },
  "luminance": 0.20928
}

Semantic roles & 50–950 ramp

primary

#288A99

secondary

#BD6D60

accent

#5B46E2

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #288A99

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

Preview Lab → · Contrast checker → · Palette generator →