#28B550#28B550

#28B550 is a light, vivid green. Relative luminance 0.341; OKLCH L 67.9% C 0.183 H 147.9°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#28B550
RGB	rgb(40, 181, 80)
HSL	hsl(137, 64%, 43%)
HSV	hsv(137, 78%, 71%)
CMYK	cmyk(77.9%, 0%, 55.8%, 29%)
CIE-LAB	lab(65.02, -57.68, 40.78)
CIE-LCH	lch(65.02, 70.64, 144.74°)
OKLab	oklab(67.93% -0.155 0.0974)
OKLCH	oklch(67.93% 0.183 147.9)
XYZ	xyz(18.8454, 34.0758, 13.1719)
Luminance	0.3408 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28B550 #B5288D

analogous

#47B528 #28B550 #28B596

triadic

#28B550 #5028B5 #B55028

tetradic

#28B550 #2847B5 #B5288D #B59628

square

#28B550 #2847B5 #B5288D #B59628

split-complementary

#28B550 #9628B5 #B52847

monochromatic

#125124 #1D833A #28B550 #44D66E #77E195

Accessibility & contrast

On white

2.69

#28B550 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#28B550 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #28B550

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28B550	#FFFFFF	#000000	##000000
##28B550	1.00	2.69	7.82	7.82
#FFFFFF	2.69	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A446

Deuteranopia (green-blind)

#A79958

Tritanopia (blue-blind)

#00B19E

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #28b550;
/* rgb */ color: rgb(40, 181, 80);
/* oklch */ color: oklch(67.9% 0.183 147.9);

Tailwind

colors: {
  custom: {
    50: '#79cc84',
    500: '#28b550',
    950: '#000000',
  },
}

SCSS

$custom: #28b550;
$custom-light: #79cc84;
$custom-dark: #000000;

JSON

{
  "hex": "#28b550",
  "rgb": {
    "r": 40,
    "g": 181,
    "b": 80
  },
  "hsl": {
    "h": 137.021,
    "s": 63.801,
    "l": 43.333
  },
  "oklch": {
    "l": 0.67925,
    "c": 0.18311,
    "h": 147.9
  },
  "luminance": 0.34078
}

Semantic roles & 50–950 ramp

primary

#28B550

secondary

#C870AF

accent

#41B8E7

background

#F8FCF8

surface

#EFF9EF

border

#CAD2CA

text

#0B140B

muted

#7C827C

Preview Lab

Preview with #28B550

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

Preview Lab → · Contrast checker → · Palette generator →