#28B578#28B578

#28B578 is a light, vivid teal. Relative luminance 0.349; OKLCH L 68.6% C 0.147 H 158.9°. Best body text is #000000 at 7.97:1 contrast (WCAG AA passes).

Color values

HEX#28B578
RGBrgb(40, 181, 120)
HSLhsl(154, 64%, 43%)
HSVhsv(154, 78%, 71%)
CMYKcmyk(77.9%, 0%, 33.7%, 29%)
CIE-LABlab(65.63, -50.62, 20.95)
CIE-LCHlch(65.63, 54.79, 157.51°)
OKLaboklab(68.63% -0.1372 0.0529)
OKLCHoklch(68.63% 0.147 158.9)
XYZxyz(20.7870, 34.8524, 23.3973)
Luminance0.3486 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28B578 #B52865
analogous
#28B532 #28B578 #28ABB5
triadic
#28B578 #7828B5 #B57828
tetradic
#28B578 #3228B5 #B52865 #ABB528
square
#28B578 #3228B5 #B52865 #ABB528
split-complementary
#28B578 #B528AB #B53228
monochromatic
#125136 #1D8357 #28B578 #44D697 #77E1B3

Accessibility & contrast

On white

2.63
#28B578 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.97
#28B578 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B578
7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28B578#FFFFFF#000000##000000
##28B5781.002.637.977.97
#FFFFFF2.631.0021.0021.00
#0000007.9721.001.001.00
##0000007.9721.001.001.00

Color blindness preview

Protanopia (red-blind)
#B3A774
Deuteranopia (green-blind)
#A29B7C
Tritanopia (blue-blind)
#00B4A5
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #28b578;
/* rgb */ color: rgb(40, 181, 120);
/* oklch */ color: oklch(68.6% 0.147 158.9);
Tailwind
colors: {
  custom: {
    50: '#79cc9f',
    500: '#28b578',
    950: '#000000',
  },
}
SCSS
$custom: #28b578;
$custom-light: #79cc9f;
$custom-dark: #000000;
JSON
{
  "hex": "#28b578",
  "rgb": {
    "r": 40,
    "g": 181,
    "b": 120
  },
  "hsl": {
    "h": 154.043,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.6863,
    "c": 0.14709,
    "h": 158.9
  },
  "luminance": 0.34855
}

Semantic roles & 50–950 ramp

primary
#28B578
secondary
#C87096
accent
#4189E7
background
#F8FCF9
surface
#EFF9F2
border
#CAD2CC
text
#0B130E
muted
#7C827E

Preview Lab

Preview with #28B578

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

Preview Lab → · Contrast checker → · Palette generator →

#28B578 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva