#28B23C#28B23C

#28B23C is a light, vivid green. Relative luminance 0.326; OKLCH L 66.9% C 0.195 H 144.9°. Best body text is #000000 at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#28B23C
RGB	rgb(40, 178, 60)
HSL	hsl(129, 63%, 43%)
HSV	hsv(129, 78%, 70%)
CMYK	cmyk(77.5%, 0%, 66.3%, 30.2%)
CIE-LAB	lab(63.85, -59.13, 48.53)
CIE-LCH	lch(63.85, 76.50, 140.63°)
OKLab	oklab(66.88% -0.1596 0.1123)
OKLCH	oklch(66.88% 0.195 144.9)
XYZ	xyz(17.6099, 32.6161, 9.6415)
Luminance	0.3262 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B23C #B2289E

analogous

#59B228 #28B23C #28B281

triadic

#28B23C #3C28B2 #B23C28

tetradic

#28B23C #2859B2 #B2289E #B28128

square

#28B23C #2859B2 #B2289E #B28128

split-complementary

#28B23C #8128B2 #B22859

monochromatic

#124E1A #1D802B #28B23C #43D558 #75E084

Accessibility & contrast

On white

2.79

#28B23C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.52

#28B23C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B23C

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B23C	#FFFFFF	#000000	##000000
##28B23C	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)

#B5A12D

Deuteranopia (green-blind)

#A69747

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #28b23c;
/* rgb */ color: rgb(40, 178, 60);
/* oklch */ color: oklch(66.9% 0.195 144.9);

Tailwind

colors: {
  custom: {
    50: '#7aca77',
    500: '#28b23c',
    950: '#000000',
  },
}

SCSS

$custom: #28b23c;
$custom-light: #7aca77;
$custom-dark: #000000;

JSON

{
  "hex": "#28b23c",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 60
  },
  "hsl": {
    "h": 128.696,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66885,
    "c": 0.1952,
    "h": 144.9
  },
  "luminance": 0.32618
}

Semantic roles & 50–950 ramp

primary

#28B23C

secondary

#C76FBA

accent

#41CEE6

background

#F8FCF7

surface

#EFF9ED

border

#CAD2C8

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B23C

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

Preview Lab → · Contrast checker → · Palette generator →