#28B13B#28B13B

#28B13B is a light, vivid green. Relative luminance 0.322; OKLCH L 66.6% C 0.195 H 144.8°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#28B13B
RGB	rgb(40, 177, 59)
HSL	hsl(128, 63%, 43%)
HSV	hsv(128, 77%, 69%)
CMYK	cmyk(77.4%, 0%, 66.7%, 30.6%)
CIE-LAB	lab(63.52, -58.91, 48.58)
CIE-LCH	lch(63.52, 76.36, 140.49°)
OKLab	oklab(66.61% -0.1591 0.1124)
OKLCH	oklch(66.61% 0.195 144.8)
XYZ	xyz(17.3854, 32.2091, 9.4375)
Luminance	0.3221 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B13B #B1289E

analogous

#5AB128 #28B13B #28B17F

triadic

#28B13B #3B28B1 #B13B28

tetradic

#28B13B #285AB1 #B1289E #B17F28

square

#28B13B #285AB1 #B1289E #B17F28

split-complementary

#28B13B #7F28B1 #B1285A

monochromatic

#114D1A #1D7F2A #28B13B #42D456 #74E083

Accessibility & contrast

On white

2.82

#28B13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#28B13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B13B

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B13B	#FFFFFF	#000000	##000000
##28B13B	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4A02C

Deuteranopia (green-blind)

#A59646

Tritanopia (blue-blind)

#00AC99

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #28b13b;
/* rgb */ color: rgb(40, 177, 59);
/* oklch */ color: oklch(66.6% 0.195 144.8);

Tailwind

colors: {
  custom: {
    50: '#79ca76',
    500: '#28b13b',
    950: '#000000',
  },
}

SCSS

$custom: #28b13b;
$custom-light: #79ca76;
$custom-dark: #000000;

JSON

{
  "hex": "#28b13b",
  "rgb": {
    "r": 40,
    "g": 177,
    "b": 59
  },
  "hsl": {
    "h": 128.321,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.66606,
    "c": 0.19474,
    "h": 144.8
  },
  "luminance": 0.32211
}

Semantic roles & 50–950 ramp

primary

#28B13B

secondary

#C76EBB

accent

#42CFE6

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B13B

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

Preview Lab → · Contrast checker → · Palette generator →