#288B71#288B71

#288B71 is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.3% C 0.099 H 171.4°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#288B71
RGB	rgb(40, 139, 113)
HSL	hsl(164, 55%, 35%)
HSV	hsv(164, 71%, 55%)
CMYK	cmyk(71.2%, 0%, 18.7%, 45.5%)
CIE-LAB	lab(51.96, -34.74, 5.78)
CIE-LCH	lch(51.96, 35.21, 170.55°)
OKLab	oklab(57.35% -0.0975 0.0147)
OKLCH	oklch(57.35% 0.099 171.4)
XYZ	xyz(13.0868, 20.1071, 18.8109)
Luminance	0.2011 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#288B71 #8B2842

analogous

#288B3F #288B71 #28748B

triadic

#288B71 #71288B #8B7128

tetradic

#288B71 #3F288B #8B2842 #748B28

square

#288B71 #3F288B #8B2842 #748B28

split-complementary

#288B71 #8B2874 #8B3F28

monochromatic

#0D2C24 #1A5B4A #288B71 #36BB98 #5DD0B2

Accessibility & contrast

On white

4.18

#288B71 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#288B71 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #288B71

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##288B71	#FFFFFF	#000000	##000000
##288B71	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878270

Deuteranopia (green-blind)

#797873

Tritanopia (blue-blind)

#008C83

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #288b71;
/* rgb */ color: rgb(40, 139, 113);
/* oklch */ color: oklch(57.3% 0.099 171.4);

Tailwind

colors: {
  custom: {
    50: '#70ad99',
    500: '#288b71',
    950: '#000000',
  },
}

SCSS

$custom: #288b71;
$custom-light: #70ad99;
$custom-dark: #000000;

JSON

{
  "hex": "#288b71",
  "rgb": {
    "r": 40,
    "g": 139,
    "b": 113
  },
  "hsl": {
    "h": 164.242,
    "s": 55.307,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57347,
    "c": 0.09862,
    "h": 171.4
  },
  "luminance": 0.20109
}

Semantic roles & 50–950 ramp

primary

#288B71

secondary

#B65971

accent

#4970DF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #288B71

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

Preview Lab → · Contrast checker → · Palette generator →