#288B65#288B65

#288B65 is a mid, moderate teal. Relative luminance 0.199; OKLCH L 57.0% C 0.108 H 163.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#288B65
RGB	rgb(40, 139, 101)
HSL	hsl(157, 55%, 35%)
HSV	hsv(157, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 27.3%, 45.5%)
CIE-LAB	lab(51.67, -37.73, 12.28)
CIE-LCH	lch(51.67, 39.67, 161.97°)
OKLab	oklab(57.02% -0.1035 0.0313)
OKLCH	oklch(57.02% 0.108 163.2)
XYZ	xyz(12.4553, 19.8545, 15.4853)
Luminance	0.1986 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B65 #8B284E

analogous

#288B34 #288B65 #287F8B

triadic

#288B65 #65288B #8B6528

tetradic

#288B65 #34288B #8B284E #7F8B28

square

#288B65 #34288B #8B284E #7F8B28

split-complementary

#288B65 #8B287F #8B3428

monochromatic

#0D2C20 #1A5B42 #288B65 #36BB88 #5DD0A4

Accessibility & contrast

On white

4.22

#288B65 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#288B65 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B65

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B65	#FFFFFF	#000000	##000000
##288B65	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898163

Deuteranopia (green-blind)

#7C7767

Tritanopia (blue-blind)

#008B81

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #288b65;
/* rgb */ color: rgb(40, 139, 101);
/* oklch */ color: oklch(57.0% 0.108 163.2);

Tailwind

colors: {
  custom: {
    50: '#70ae91',
    500: '#288b65',
    950: '#000000',
  },
}

SCSS

$custom: #288b65;
$custom-light: #70ae91;
$custom-dark: #000000;

JSON

{
  "hex": "#288b65",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 101
  },
  "hsl": {
    "h": 156.97,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57018,
    "c": 0.10816,
    "h": 163.2
  },
  "luminance": 0.19856
}

Semantic roles & 50–950 ramp

primary

#288B65

secondary

#B6597D

accent

#4983DF

background

#F7FAF8

surface

#EDF4F0

border

#C8CECB

text

#08100C

muted

#7B7F7D

Preview Lab

Preview with #288B65

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

Preview Lab → · Contrast checker → · Palette generator →