#28C52B#28C52B

#28C52B is a light, highly saturated green. Relative luminance 0.406; OKLCH L 71.8% C 0.226 H 142.9°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#28C52B
RGB	rgb(40, 197, 43)
HSL	hsl(121, 66%, 46%)
HSV	hsv(121, 80%, 77%)
CMYK	cmyk(79.7%, 0%, 78.2%, 22.7%)
CIE-LAB	lab(69.86, -66.51, 60.95)
CIE-LCH	lch(69.86, 90.21, 137.50°)
OKLab	oklab(71.85% -0.1804 0.1362)
OKLCH	oklch(71.85% 0.226 142.9)
XYZ	xyz(21.2760, 40.5555, 8.9917)
Luminance	0.4056 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28C52B #C528C2

analogous

#74C528 #28C52B #28C579

triadic

#28C52B #2B28C5 #C52B28

tetradic

#28C52B #2874C5 #C528C2 #C57928

square

#28C52B #2874C5 #C528C2 #C57928

split-complementary

#28C52B #7928C5 #C52874

monochromatic

#135F15 #1E9220 #28C52B #4FDB52 #82E684

Accessibility & contrast

On white

2.30

#28C52B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#28C52B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28C52B

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28C52B	#FFFFFF	#000000	##000000
##28C52B	1.00	2.30	9.11	9.11
#FFFFFF	2.30	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9B200

Deuteranopia (green-blind)

#B9A63D

Tritanopia (blue-blind)

#00BFA8

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #28c52b;
/* rgb */ color: rgb(40, 197, 43);
/* oklch */ color: oklch(71.8% 0.226 142.9);

Tailwind

colors: {
  custom: {
    50: '#7fd870',
    500: '#28c52b',
    950: '#000000',
  },
}

SCSS

$custom: #28c52b;
$custom-light: #7fd870;
$custom-dark: #000000;

JSON

{
  "hex": "#28c52b",
  "rgb": {
    "r": 40,
    "g": 197,
    "b": 43
  },
  "hsl": {
    "h": 121.146,
    "s": 66.245,
    "l": 46.471
  },
  "oklch": {
    "l": 0.71849,
    "c": 0.22606,
    "h": 142.9
  },
  "luminance": 0.40558
}

Semantic roles & 50–950 ramp

primary

#28C52B

secondary

#CE7ACD

accent

#3FE6E9

background

#F8FDF7

surface

#F0FBED

border

#CBD4C8

text

#0C1508

muted

#7D837B

Preview Lab

Preview with #28C52B

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

Preview Lab → · Contrast checker → · Palette generator →