#28BF4B#28BF4B

#28BF4B is a light, vivid green. Relative luminance 0.382; OKLCH L 70.5% C 0.199 H 146.4°. Best body text is #000000 at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#28BF4B
RGB	rgb(40, 191, 75)
HSL	hsl(134, 65%, 45%)
HSV	hsv(134, 79%, 75%)
CMYK	cmyk(79.1%, 0%, 60.7%, 25.1%)
CIE-LAB	lab(68.18, -61.67, 46.82)
CIE-LCH	lch(68.18, 77.42, 142.79°)
OKLab	oklab(70.53% -0.1659 0.1102)
OKLCH	oklch(70.53% 0.199 146.4)
XYZ	xyz(20.7743, 38.2182, 12.9372)
Luminance	0.3822 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28BF4B #BF289C

analogous

#51BF28 #28BF4B #28BF96

triadic

#28BF4B #4B28BF #BF4B28

tetradic

#28BF4B #2851BF #BF289C #BF9628

square

#28BF4B #2851BF #BF289C #BF9628

split-complementary

#28BF4B #9628BF #BF2851

monochromatic

#135A23 #1D8C37 #28BF4B #4BD96C #7EE495

Accessibility & contrast

On white

2.43

#28BF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.64

#28BF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28BF4B

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28BF4B	#FFFFFF	#000000	##000000
##28BF4B	1.00	2.43	8.64	8.64
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.64	21.00	1.00	1.00
##000000	8.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AD3E

Deuteranopia (green-blind)

#B1A255

Tritanopia (blue-blind)

#00BAA6

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #28bf4b;
/* rgb */ color: rgb(40, 191, 75);
/* oklch */ color: oklch(70.5% 0.199 146.4);

Tailwind

colors: {
  custom: {
    50: '#7cd481',
    500: '#28bf4b',
    950: '#000000',
  },
}

SCSS

$custom: #28bf4b;
$custom-light: #7cd481;
$custom-dark: #000000;

JSON

{
  "hex": "#28bf4b",
  "rgb": {
    "r": 40,
    "g": 191,
    "b": 75
  },
  "hsl": {
    "h": 133.907,
    "s": 65.368,
    "l": 45.294
  },
  "oklch": {
    "l": 0.70528,
    "c": 0.19918,
    "h": 146.4
  },
  "luminance": 0.38221
}

Semantic roles & 50–950 ramp

primary

#28BF4B

secondary

#CC77B8

accent

#3FC1E8

background

#F8FDF8

surface

#EFFAEF

border

#CAD3CA

text

#0B140B

muted

#7C837C

Preview Lab

Preview with #28BF4B

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

Preview Lab → · Contrast checker → · Palette generator →