#28B23F#28B23F

#28B23F is a light, vivid green. Relative luminance 0.327; OKLCH L 66.9% C 0.193 H 145.3°. Best body text is #000000 at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#28B23F
RGB	rgb(40, 178, 63)
HSL	hsl(130, 63%, 43%)
HSV	hsv(130, 78%, 70%)
CMYK	cmyk(77.5%, 0%, 64.6%, 30.2%)
CIE-LAB	lab(63.88, -58.81, 47.27)
CIE-LCH	lch(63.88, 75.45, 141.21°)
OKLab	oklab(66.92% -0.1586 0.11)
OKLCH	oklch(66.92% 0.193 145.3)
XYZ	xyz(17.6914, 32.6487, 10.0711)
Luminance	0.3265 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B23F #B2289B

analogous

#56B228 #28B23F #28B284

triadic

#28B23F #3F28B2 #B23F28

tetradic

#28B23F #2856B2 #B2289B #B28428

square

#28B23F #2856B2 #B2289B #B28428

split-complementary

#28B23F #8428B2 #B22856

monochromatic

#124E1C #1D802D #28B23F #43D55B #75E086

Accessibility & contrast

On white

2.79

#28B23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.53

#28B23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B23F

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B23F	#FFFFFF	#000000	##000000
##28B23F	1.00	2.79	7.53	7.53
#FFFFFF	2.79	1.00	21.00	21.00
#000000	7.53	21.00	1.00	1.00
##000000	7.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B5A131

Deuteranopia (green-blind)

#A69749

Tritanopia (blue-blind)

#00AD9A

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #28b23f;
/* rgb */ color: rgb(40, 178, 63);
/* oklch */ color: oklch(66.9% 0.193 145.3);

Tailwind

colors: {
  custom: {
    50: '#79ca79',
    500: '#28b23f',
    950: '#000000',
  },
}

SCSS

$custom: #28b23f;
$custom-light: #79ca79;
$custom-dark: #000000;

JSON

{
  "hex": "#28b23f",
  "rgb": {
    "r": 40,
    "g": 178,
    "b": 63
  },
  "hsl": {
    "h": 130,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.66916,
    "c": 0.19302,
    "h": 145.3
  },
  "luminance": 0.32651
}

Semantic roles & 50–950 ramp

primary

#28B23F

secondary

#C76FB8

accent

#41CBE6

background

#F8FCF7

surface

#EFF9EE

border

#CAD2C9

text

#0B1309

muted

#7C827B

Preview Lab

Preview with #28B23F

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

Preview Lab → · Contrast checker → · Palette generator →