#28B037#28B037

#28B037 is a light, vivid green. Relative luminance 0.318; OKLCH L 66.3% C 0.196 H 144.3°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#28B037
RGB	rgb(40, 176, 55)
HSL	hsl(127, 63%, 42%)
HSV	hsv(127, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 68.8%, 31%)
CIE-LAB	lab(63.16, -58.99, 49.85)
CIE-LCH	lch(63.16, 77.24, 139.80°)
OKLab	oklab(66.3% -0.1594 0.1146)
OKLCH	oklch(66.3% 0.196 144.3)
XYZ	xyz(17.0888, 31.7756, 8.8464)
Luminance	0.3178 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B037 #B028A1

analogous

#5DB028 #28B037 #28B07B

triadic

#28B037 #3728B0 #B03728

tetradic

#28B037 #285DB0 #B028A1 #B07B28

square

#28B037 #285DB0 #B028A1 #B07B28

split-complementary

#28B037 #7B28B0 #B0285D

monochromatic

#114C18 #1D7E27 #28B037 #41D451 #73DF7F

Accessibility & contrast

On white

2.85

#28B037 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#28B037 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B037

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B037	#FFFFFF	#000000	##000000
##28B037	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F26

Deuteranopia (green-blind)

#A49543

Tritanopia (blue-blind)

#00AB98

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b037;
/* rgb */ color: rgb(40, 176, 55);
/* oklch */ color: oklch(66.3% 0.196 144.3);

Tailwind

colors: {
  custom: {
    50: '#79c974',
    500: '#28b037',
    950: '#000000',
  },
}

SCSS

$custom: #28b037;
$custom-light: #79c974;
$custom-dark: #000000;

JSON

{
  "hex": "#28b037",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 55
  },
  "hsl": {
    "h": 126.618,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66297,
    "c": 0.19635,
    "h": 144.3
  },
  "luminance": 0.31778
}

Semantic roles & 50–950 ramp

primary

#28B037

secondary

#C66DBD

accent

#42D4E6

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B037

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

Preview Lab → · Contrast checker → · Palette generator →