#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
RGB	rgb(40, 165, 87)
HSL	hsl(143, 61%, 40%)
HSV	hsv(143, 76%, 65%)
CMYK	cmyk(75.8%, 0%, 47.3%, 35.3%)
CIE-LAB	lab(59.93, -50.93, 30.98)
CIE-LCH	lch(59.93, 59.62, 148.69°)
OKLab	oklab(63.74% -0.1369 0.0759)
OKLCH	oklch(63.74% 0.157 151)
XYZ	xyz(16.0491, 28.0476, 13.5829)
Luminance	0.2805 (WCAG relative)
Temperature	neutral
Family	green

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
##28A557	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

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 →