#28B040#28B040

#28B040 is a light, vivid green. Relative luminance 0.319; OKLCH L 66.4% C 0.190 H 145.5°. Best body text is #000000 at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#28B040
RGB	rgb(40, 176, 64)
HSL	hsl(131, 63%, 42%)
HSV	hsv(131, 77%, 69%)
CMYK	cmyk(77.3%, 0%, 63.6%, 31%)
CIE-LAB	lab(63.24, -58.04, 46.11)
CIE-LCH	lch(63.24, 74.13, 141.53°)
OKLab	oklab(66.39% -0.1565 0.1076)
OKLCH	oklch(66.39% 0.19 145.5)
XYZ	xyz(17.3246, 31.8699, 10.0879)
Luminance	0.3187 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B040 #B02898

analogous

#54B028 #28B040 #28B084

triadic

#28B040 #4028B0 #B04028

tetradic

#28B040 #2854B0 #B02898 #B08428

square

#28B040 #2854B0 #B02898 #B08428

split-complementary

#28B040 #8428B0 #B02854

monochromatic

#114C1C #1D7E2E #28B040 #41D45B #73DF86

Accessibility & contrast

On white

2.85

#28B040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.37

#28B040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B040

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B040	#FFFFFF	#000000	##000000
##28B040	1.00	2.85	7.37	7.37
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.37	21.00	1.00	1.00
##000000	7.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B39F33

Deuteranopia (green-blind)

#A4954A

Tritanopia (blue-blind)

#00AC98

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #28b040;
/* rgb */ color: rgb(40, 176, 64);
/* oklch */ color: oklch(66.4% 0.190 145.5);

Tailwind

colors: {
  custom: {
    50: '#79c979',
    500: '#28b040',
    950: '#000000',
  },
}

SCSS

$custom: #28b040;
$custom-light: #79c979;
$custom-dark: #000000;

JSON

{
  "hex": "#28b040",
  "rgb": {
    "r": 40,
    "g": 176,
    "b": 64
  },
  "hsl": {
    "h": 130.588,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.66388,
    "c": 0.18993,
    "h": 145.5
  },
  "luminance": 0.31872
}

Semantic roles & 50–950 ramp

primary

#28B040

secondary

#C66DB7

accent

#42C9E6

background

#F8FCF7

surface

#EFF8EE

border

#CAD1C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B040

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

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