#28D03F#28D03F

#28D03F is a light, highly saturated green. Relative luminance 0.459; OKLCH L 74.9% C 0.227 H 144.4°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#28D03F
RGB	rgb(40, 208, 63)
HSL	hsl(128, 68%, 49%)
HSV	hsv(128, 81%, 82%)
CMYK	cmyk(80.8%, 0%, 69.7%, 18.4%)
CIE-LAB	lab(73.49, -68.29, 57.66)
CIE-LCH	lch(73.49, 89.38, 139.82°)
OKLab	oklab(74.91% -0.1844 0.1319)
OKLCH	oklch(74.91% 0.227 144.4)
XYZ	xyz(24.3265, 45.9188, 12.2828)
Luminance	0.4592 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28D03F #D028B9

analogous

#65D028 #28D03F #28D093

triadic

#28D03F #3F28D0 #D03F28

tetradic

#28D03F #2865D0 #D028B9 #D09328

square

#28D03F #2865D0 #D028B9 #D09328

split-complementary

#28D03F #9328D0 #D02865

monochromatic

#146920 #1E9D2F #28D03F #57DF69 #8AE897

Accessibility & contrast

On white

2.06

#28D03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#28D03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28D03F

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28D03F	#FFFFFF	#000000	##000000
##28D03F	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC29

Deuteranopia (green-blind)

#C2B04D

Tritanopia (blue-blind)

#00CAB3

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #28d03f;
/* rgb */ color: rgb(40, 208, 63);
/* oklch */ color: oklch(74.9% 0.227 144.4);

Tailwind

colors: {
  custom: {
    50: '#81e07c',
    500: '#28d03f',
    950: '#000000',
  },
}

SCSS

$custom: #28d03f;
$custom-light: #81e07c;
$custom-dark: #000000;

JSON

{
  "hex": "#28d03f",
  "rgb": {
    "r": 40,
    "g": 208,
    "b": 63
  },
  "hsl": {
    "h": 128.214,
    "s": 67.742,
    "l": 48.627
  },
  "oklch": {
    "l": 0.74908,
    "c": 0.22672,
    "h": 144.4
  },
  "luminance": 0.45922
}

Semantic roles & 50–950 ramp

primary

#28D03F

secondary

#D282C7

accent

#3DD3EB

background

#F8FDF7

surface

#F0FBEE

border

#CBD4C9

text

#0C150A

muted

#7D837C

Preview Lab

Preview with #28D03F

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

Preview Lab → · Contrast checker → · Palette generator →