#28B137#28B137

#28B137 is a light, vivid green. Relative luminance 0.322; OKLCH L 66.6% C 0.198 H 144.3°. Best body text is #000000 at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#28B137
RGB	rgb(40, 177, 55)
HSL	hsl(127, 63%, 43%)
HSV	hsv(127, 77%, 69%)
CMYK	cmyk(77.4%, 0%, 68.9%, 30.6%)
CIE-LAB	lab(63.48, -59.32, 50.20)
CIE-LCH	lch(63.48, 77.71, 139.76°)
OKLab	oklab(66.57% -0.1603 0.1153)
OKLCH	oklch(66.57% 0.198 144.3)
XYZ	xyz(17.2856, 32.1692, 8.9120)
Luminance	0.3217 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B137 #B128A2

analogous

#5EB128 #28B137 #28B17B

triadic

#28B137 #3728B1 #B13728

tetradic

#28B137 #285EB1 #B128A2 #B17B28

square

#28B137 #285EB1 #B128A2 #B17B28

split-complementary

#28B137 #7B28B1 #B1285E

monochromatic

#114D18 #1D7F27 #28B137 #42D452 #74E080

Accessibility & contrast

On white

2.82

#28B137 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.43

#28B137 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B137

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B137	#FFFFFF	#000000	##000000
##28B137	1.00	2.82	7.43	7.43
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.43	21.00	1.00	1.00
##000000	7.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A026

Deuteranopia (green-blind)

#A59643

Tritanopia (blue-blind)

#00AC98

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #28b137;
/* rgb */ color: rgb(40, 177, 55);
/* oklch */ color: oklch(66.6% 0.198 144.3);

Tailwind

colors: {
  custom: {
    50: '#7aca74',
    500: '#28b137',
    950: '#000000',
  },
}

SCSS

$custom: #28b137;
$custom-light: #7aca74;
$custom-dark: #000000;

JSON

{
  "hex": "#28b137",
  "rgb": {
    "r": 40,
    "g": 177,
    "b": 55
  },
  "hsl": {
    "h": 126.569,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.66568,
    "c": 0.1975,
    "h": 144.3
  },
  "luminance": 0.32171
}

Semantic roles & 50–950 ramp

primary

#28B137

secondary

#C76EBD

accent

#42D4E6

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B137

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

Preview Lab → · Contrast checker → · Palette generator →