#28A538#28A538

#28A538 is a light, vivid green. Relative luminance 0.276; OKLCH L 63.3% C 0.183 H 144.7°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#28A538
RGB	rgb(40, 165, 56)
HSL	hsl(128, 61%, 40%)
HSV	hsv(128, 76%, 65%)
CMYK	cmyk(75.8%, 0%, 66.1%, 35.3%)
CIE-LAB	lab(59.57, -55.26, 45.54)
CIE-LCH	lch(59.57, 71.61, 140.51°)
OKLab	oklab(63.32% -0.1493 0.1056)
OKLCH	oklch(63.32% 0.183 144.7)
XYZ	xyz(15.0430, 27.6452, 8.2839)
Luminance	0.2765 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A538 #A52895

analogous

#56A528 #28A538 #28A576

triadic

#28A538 #3828A5 #A53828

tetradic

#28A538 #2856A5 #A52895 #A57628

square

#28A538 #2856A5 #A52895 #A57628

split-complementary

#28A538 #7628A5 #A52856

monochromatic

#104217 #1C7427 #28A538 #3BCF4E #6CDB7A

Accessibility & contrast

On white

3.22

#28A538 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#28A538 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A538

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A538	#FFFFFF	#000000	##000000
##28A538	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A8952A

Deuteranopia (green-blind)

#9A8C42

Tritanopia (blue-blind)

#00A18E

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #28a538;
/* rgb */ color: rgb(40, 165, 56);
/* oklch */ color: oklch(63.3% 0.183 144.7);

Tailwind

colors: {
  custom: {
    50: '#77c173',
    500: '#28a538',
    950: '#000000',
  },
}

SCSS

$custom: #28a538;
$custom-light: #77c173;
$custom-dark: #000000;

JSON

{
  "hex": "#28a538",
  "rgb": {
    "r": 40,
    "g": 165,
    "b": 56
  },
  "hsl": {
    "h": 127.68,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.63319,
    "c": 0.18285,
    "h": 144.7
  },
  "luminance": 0.27647
}

Semantic roles & 50–950 ramp

primary

#28A538

secondary

#C267B6

accent

#44D0E4

background

#F7FCF7

surface

#EEF8ED

border

#C9D1C8

text

#0A1208

muted

#7C817B

Preview Lab

Preview with #28A538

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

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