#28AD3B#28AD3B

#28AD3B is a light, vivid green. Relative luminance 0.307; OKLCH L 65.5% C 0.190 H 144.9°. Best body text is #000000 at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#28AD3B
RGB	rgb(40, 173, 59)
HSL	hsl(129, 62%, 42%)
HSV	hsv(129, 77%, 68%)
CMYK	cmyk(76.9%, 0%, 65.9%, 32.2%)
CIE-LAB	lab(62.21, -57.60, 47.16)
CIE-LCH	lch(62.21, 74.44, 140.69°)
OKLab	oklab(65.52% -0.1555 0.1093)
OKLCH	oklch(65.52% 0.19 144.9)
XYZ	xyz(16.6069, 30.6521, 9.1780)
Luminance	0.3065 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28AD3B #AD289A

analogous

#58AD28 #28AD3B #28AD7D

triadic

#28AD3B #3B28AD #AD3B28

tetradic

#28AD3B #2858AD #AD289A #AD7D28

square

#28AD3B #2858AD #AD289A #AD7D28

split-complementary

#28AD3B #7D28AD #AD2858

monochromatic

#114A19 #1D7B2A #28AD3B #3FD355 #71DE81

Accessibility & contrast

On white

2.94

#28AD3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.13

#28AD3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28AD3B

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28AD3B	#FFFFFF	#000000	##000000
##28AD3B	1.00	2.94	7.13	7.13
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.13	21.00	1.00	1.00
##000000	7.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B09D2D

Deuteranopia (green-blind)

#A19245

Tritanopia (blue-blind)

#00A895

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #28ad3b;
/* rgb */ color: rgb(40, 173, 59);
/* oklch */ color: oklch(65.5% 0.190 144.9);

Tailwind

colors: {
  custom: {
    50: '#78c776',
    500: '#28ad3b',
    950: '#000000',
  },
}

SCSS

$custom: #28ad3b;
$custom-light: #78c776;
$custom-dark: #000000;

JSON

{
  "hex": "#28ad3b",
  "rgb": {
    "r": 40,
    "g": 173,
    "b": 59
  },
  "hsl": {
    "h": 128.571,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.65524,
    "c": 0.19009,
    "h": 144.9
  },
  "luminance": 0.30654
}

Semantic roles & 50–950 ramp

primary

#28AD3B

secondary

#C56CB8

accent

#42CEE6

background

#F8FCF7

surface

#EFF8ED

border

#CAD1C8

text

#0A1309

muted

#7C827B

Preview Lab

Preview with #28AD3B

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

Preview Lab → · Contrast checker → · Palette generator →