#28B740#28B740

#28B740 is a light, vivid green. Relative luminance 0.347; OKLCH L 68.3% C 0.198 H 145.2°. Best body text is #000000 at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#28B740
RGB	rgb(40, 183, 64)
HSL	hsl(130, 64%, 44%)
HSV	hsv(130, 78%, 72%)
CMYK	cmyk(78.1%, 0%, 65%, 28.2%)
CIE-LAB	lab(65.50, -60.33, 48.64)
CIE-LCH	lch(65.50, 77.50, 141.12°)
OKLab	oklab(68.27% -0.1627 0.113)
OKLCH	oklch(68.27% 0.198 145.2)
XYZ	xyz(18.7326, 34.6860, 10.5573)
Luminance	0.3469 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B740 #B7289F

analogous

#57B728 #28B740 #28B787

triadic

#28B740 #4028B7 #B74028

tetradic

#28B740 #2857B7 #B7289F #B78728

square

#28B740 #2857B7 #B7289F #B78728

split-complementary

#28B740 #8728B7 #B72857

monochromatic

#12531D #1D852E #28B740 #46D65E #78E18A

Accessibility & contrast

On white

2.65

#28B740 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.94

#28B740 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B740

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B740	#FFFFFF	#000000	##000000
##28B740	1.00	2.65	7.94	7.94
#FFFFFF	2.65	1.00	21.00	21.00
#000000	7.94	21.00	1.00	1.00
##000000	7.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA631

Deuteranopia (green-blind)

#AA9B4B

Tritanopia (blue-blind)

#00B29E

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #28b740;
/* rgb */ color: rgb(40, 183, 64);
/* oklch */ color: oklch(68.3% 0.198 145.2);

Tailwind

colors: {
  custom: {
    50: '#7bce7a',
    500: '#28b740',
    950: '#000000',
  },
}

SCSS

$custom: #28b740;
$custom-light: #7bce7a;
$custom-dark: #000000;

JSON

{
  "hex": "#28b740",
  "rgb": {
    "r": 40,
    "g": 183,
    "b": 64
  },
  "hsl": {
    "h": 130.07,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.68271,
    "c": 0.19811,
    "h": 145.2
  },
  "luminance": 0.34688
}

Semantic roles & 50–950 ramp

primary

#28B740

secondary

#C972BB

accent

#41CBE7

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1409

muted

#7C827B

Preview Lab

Preview with #28B740

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

Preview Lab → · Contrast checker → · Palette generator →