#28B239#28B239

#28B239 is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.197 H 144.5°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#28B239
RGB	rgb(40, 178, 57)
HSL	hsl(127, 63%, 43%)
HSV	hsv(127, 78%, 70%)
CMYK	cmyk(77.5%, 0%, 68%, 30.2%)
CIE-LAB	lab(63.82, -59.44, 49.75)
CIE-LCH	lch(63.82, 77.51, 140.07°)
OKLab	oklab(66.86% -0.1606 0.1146)
OKLCH	oklch(66.86% 0.197 144.5)
XYZ	xyz(17.5328, 32.5852, 9.2357)
Luminance	0.3259 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B239 #B228A1

analogous

#5CB228 #28B239 #28B27E

triadic

#28B239 #3928B2 #B23928

tetradic

#28B239 #285CB2 #B228A1 #B27E28

square

#28B239 #285CB2 #B228A1 #B27E28

split-complementary

#28B239 #7E28B2 #B2285C

monochromatic

#124E19 #1D8029 #28B239 #43D555 #75E082

Accessibility & contrast

On white

2.79

#28B239 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#28B239 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B239

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B239	#FFFFFF	#000000	##000000
##28B239	1.00	2.79	7.52	7.52
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.52	21.00	1.00	1.00
##000000	7.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A128

Deuteranopia (green-blind)

#A69744

Tritanopia (blue-blind)

#00AD99

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #28b239;
/* rgb */ color: rgb(40, 178, 57);
/* oklch */ color: oklch(66.9% 0.197 144.5);

Tailwind

colors: {
  custom: {
    50: '#7aca75',
    500: '#28b239',
    950: '#000000',
  },
}

SCSS

$custom: #28b239;
$custom-light: #7aca75;
$custom-dark: #000000;

JSON

{
  "hex": "#28b239",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 57
  },
  "hsl": {
    "h": 127.391,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66856,
    "c": 0.19729,
    "h": 144.5
  },
  "luminance": 0.32587
}

Semantic roles & 50–950 ramp

primary

#28B239

secondary

#C76FBC

accent

#41D2E6

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B239

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

Preview Lab → · Contrast checker → · Palette generator →