#28B388#28B388

#28B388 is a light, vivid teal. Relative luminance 0.345; OKLCH L 68.5% C 0.131 H 166.7°. Best body text is #000000 at 7.89:1 contrast (WCAG AA passes).

Color values

HEX#28B388
RGBrgb(40, 179, 136)
HSLhsl(161, 63%, 43%)
HSVhsv(161, 78%, 70%)
CMYKcmyk(77.7%, 0%, 24%, 29.8%)
CIE-LABlab(65.33, -46.21, 11.83)
CIE-LCHlch(65.33, 47.70, 165.64°)
OKLaboklab(68.49% -0.1276 0.0302)
OKLCHoklch(68.49% 0.131 166.7)
XYZxyz(21.4366, 34.4663, 28.8106)
Luminance0.3447 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28B388 #B32853
analogous
#28B343 #28B388 #2898B3
triadic
#28B388 #8828B3 #B38828
tetradic
#28B388 #4328B3 #B32853 #98B328
square
#28B388 #4328B3 #B32853 #98B328
split-complementary
#28B388 #B32898 #B34328
monochromatic
#124F3C #1D8162 #28B388 #43D5A8 #75E0BF

Accessibility & contrast

On white

2.66
#28B388 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.89
#28B388 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B388
7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28B388#FFFFFF#000000##000000
##28B3881.002.667.897.89
#FFFFFF2.661.0021.0021.00
#0000007.8921.001.001.00
##0000007.8921.001.001.00

Color blindness preview

Protanopia (red-blind)
#AFA686
Deuteranopia (green-blind)
#9E998B
Tritanopia (blue-blind)
#00B4A7
Achromatopsia (no color)
#9F9F9F

Design tokens & code

CSS
--color: #28b388;
/* rgb */ color: rgb(40, 179, 136);
/* oklch */ color: oklch(68.5% 0.131 166.7);
Tailwind
colors: {
  custom: {
    50: '#79cbaa',
    500: '#28b388',
    950: '#000000',
  },
}
SCSS
$custom: #28b388;
$custom-light: #79cbaa;
$custom-dark: #000000;
JSON
{
  "hex": "#28b388",
  "rgb": {
    "r": 40,
    "g": 179,
    "b": 136
  },
  "hsl": {
    "h": 161.439,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.6849,
    "c": 0.13113,
    "h": 166.7
  },
  "luminance": 0.34469
}

Semantic roles & 50–950 ramp

primary
#28B388
secondary
#C86F8B
accent
#4174E6
background
#F8FCFA
surface
#EFF8F4
border
#CAD1CE
text
#0B1310
muted
#7C827F

Preview Lab

Preview with #28B388

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

Preview Lab → · Contrast checker → · Palette generator →

#28B388 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva