#28BC51#28BC51

#28BC51 is a light, vivid green. Relative luminance 0.370; OKLCH L 69.8% C 0.191 H 147.6°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#28BC51
RGB	rgb(40, 188, 81)
HSL	hsl(137, 65%, 45%)
HSV	hsv(137, 79%, 74%)
CMYK	cmyk(78.7%, 0%, 56.9%, 26.3%)
CIE-LAB	lab(67.28, -59.90, 43.00)
CIE-LCH	lch(67.28, 73.74, 144.33°)
OKLab	oklab(69.8% -0.161 0.1024)
OKLCH	oklch(69.8% 0.191 147.6)
XYZ	xyz(20.3419, 37.0092, 13.8544)
Luminance	0.3701 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28BC51 #BC2893

analogous

#49BC28 #28BC51 #28BC9B

triadic

#28BC51 #5128BC #BC5128

tetradic

#28BC51 #2849BC #BC2893 #BC9B28

square

#28BC51 #2849BC #BC2893 #BC9B28

split-complementary

#28BC51 #9B28BC #BC2849

monochromatic

#135726 #1D8A3B #28BC51 #49D871 #7BE398

Accessibility & contrast

On white

2.50

#28BC51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#28BC51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28BC51

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28BC51	#FFFFFF	#000000	##000000
##28BC51	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB47

Deuteranopia (green-blind)

#AE9F59

Tritanopia (blue-blind)

#00B8A4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #28bc51;
/* rgb */ color: rgb(40, 188, 81);
/* oklch */ color: oklch(69.8% 0.191 147.6);

Tailwind

colors: {
  custom: {
    50: '#7bd185',
    500: '#28bc51',
    950: '#000000',
  },
}

SCSS

$custom: #28bc51;
$custom-light: #7bd185;
$custom-dark: #000000;

JSON

{
  "hex": "#28bc51",
  "rgb": {
    "r": 40,
    "g": 188,
    "b": 81
  },
  "hsl": {
    "h": 136.622,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.69804,
    "c": 0.1908,
    "h": 147.6
  },
  "luminance": 0.37012
}

Semantic roles & 50–950 ramp

primary

#28BC51

secondary

#CB75B3

accent

#40B9E8

background

#F8FDF8

surface

#EFFAEF

border

#CAD3CA

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #28BC51

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

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