#28B549#28B549

#28B549 is a light, vivid green. Relative luminance 0.340; OKLCH L 67.8% C 0.189 H 146.6°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#28B549
RGB	rgb(40, 181, 73)
HSL	hsl(134, 64%, 43%)
HSV	hsv(134, 78%, 71%)
CMYK	cmyk(77.9%, 0%, 59.7%, 29%)
CIE-LAB	lab(64.94, -58.61, 43.99)
CIE-LCH	lch(64.94, 73.28, 143.11°)
OKLab	oklab(67.84% -0.1577 0.1039)
OKLCH	oklch(67.84% 0.189 146.6)
XYZ	xyz(18.6001, 33.9777, 11.8801)
Luminance	0.3398 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B549 #B52894

analogous

#4DB528 #28B549 #28B58F

triadic

#28B549 #4928B5 #B54928

tetradic

#28B549 #284DB5 #B52894 #B58F28

square

#28B549 #284DB5 #B52894 #B58F28

split-complementary

#28B549 #8F28B5 #B5284D

monochromatic

#125121 #1D8335 #28B549 #44D666 #77E18F

Accessibility & contrast

On white

2.69

#28B549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.80

#28B549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B549

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B549	#FFFFFF	#000000	##000000
##28B549	1.00	2.69	7.80	7.80
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.80	21.00	1.00	1.00
##000000	7.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A43E

Deuteranopia (green-blind)

#A89952

Tritanopia (blue-blind)

#00B19E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #28b549;
/* rgb */ color: rgb(40, 181, 73);
/* oklch */ color: oklch(67.8% 0.189 146.6);

Tailwind

colors: {
  custom: {
    50: '#7acc7f',
    500: '#28b549',
    950: '#000000',
  },
}

SCSS

$custom: #28b549;
$custom-light: #7acc7f;
$custom-dark: #000000;

JSON

{
  "hex": "#28b549",
  "rgb": {
    "r": 40,
    "g": 181,
    "b": 73
  },
  "hsl": {
    "h": 134.043,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.67835,
    "c": 0.18888,
    "h": 146.6
  },
  "luminance": 0.3398
}

Semantic roles & 50–950 ramp

primary

#28B549

secondary

#C870B4

accent

#41C0E7

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B140A

muted

#7C827C

Preview Lab

Preview with #28B549

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

Preview Lab → · Contrast checker → · Palette generator →