#28A557#28A557

#28A557 is a light, vivid green. Relative luminance 0.281; OKLCH L 63.7% C 0.157 H 151.0°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX#28A557
RGBrgb(40, 165, 87)
HSLhsl(143, 61%, 40%)
HSVhsv(143, 76%, 65%)
CMYKcmyk(75.8%, 0%, 47.3%, 35.3%)
CIE-LABlab(59.93, -50.93, 30.98)
CIE-LCHlch(59.93, 59.62, 148.69°)
OKLaboklab(63.74% -0.1369 0.0759)
OKLCHoklch(63.74% 0.157 151)
XYZxyz(16.0491, 28.0476, 13.5829)
Luminance0.2805 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28A557 #A52876
analogous
#37A528 #28A557 #28A596
triadic
#28A557 #5728A5 #A55728
tetradic
#28A557 #2837A5 #A52876 #A59628
square
#28A557 #2837A5 #A52876 #A59628
split-complementary
#28A557 #9628A5 #A52837
monochromatic
#104223 #1C743D #28A557 #3BCF73 #6CDB96

Accessibility & contrast

On white

3.18
#28A557 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.61
#28A557 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A557
6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28A557#FFFFFF#000000##000000
##28A5571.003.186.616.61
#FFFFFF3.181.0021.0021.00
#0000006.6121.001.001.00
##0000006.6121.001.001.00

Color blindness preview

Protanopia (red-blind)
#A69751
Deuteranopia (green-blind)
#978C5D
Tritanopia (blue-blind)
#00A292
Achromatopsia (no color)
#909090

Design tokens & code

CSS
--color: #28a557;
/* rgb */ color: rgb(40, 165, 87);
/* oklch */ color: oklch(63.7% 0.157 151.0);
Tailwind
colors: {
  custom: {
    50: '#75c187',
    500: '#28a557',
    950: '#000000',
  },
}
SCSS
$custom: #28a557;
$custom-light: #75c187;
$custom-dark: #000000;
JSON
{
  "hex": "#28a557",
  "rgb": {
    "r": 40,
    "g": 165,
    "b": 87
  },
  "hsl": {
    "h": 142.56,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.6374,
    "c": 0.15654,
    "h": 151
  },
  "luminance": 0.2805
}

Semantic roles & 50–950 ramp

primary
#28A557
secondary
#C267A0
accent
#44A8E4
background
#F7FCF8
surface
#EEF8F0
border
#C9D1CB
text
#0A120B
muted
#7C817C

Preview Lab

Preview with #28A557

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

Preview Lab → · Contrast checker → · Palette generator →

#28A557 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva