#28A623#28A623

#28A623 is a light, vivid green. Relative luminance 0.278; OKLCH L 63.4% C 0.197 H 142.4°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#28A623
RGB	rgb(40, 166, 35)
HSL	hsl(118, 65%, 39%)
HSV	hsv(118, 79%, 65%)
CMYK	cmyk(75.9%, 0%, 78.9%, 34.9%)
CIE-LAB	lab(59.75, -57.42, 53.72)
CIE-LCH	lch(59.75, 78.63, 136.90°)
OKLab	oklab(63.42% -0.1561 0.1201)
OKLCH	oklch(63.42% 0.197 142.4)
XYZ	xyz(14.8138, 27.8432, 6.1833)
Luminance	0.2784 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A623 #A123A6

analogous

#6AA623 #28A623 #23A660

triadic

#28A623 #2328A6 #A62328

tetradic

#28A623 #236AA6 #A123A6 #A66023

square

#28A623 #236AA6 #A123A6 #A66023

split-complementary

#28A623 #6023A6 #A6236A

monochromatic

#10410E #1C7318 #28A623 #39D432 #6ADF65

Accessibility & contrast

On white

3.20

#28A623 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#28A623 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A623

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A623	#FFFFFF	#000000	##000000
##28A623	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9600

Deuteranopia (green-blind)

#9C8C32

Tritanopia (blue-blind)

#00A18E

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #28a623;
/* rgb */ color: rgb(40, 166, 35);
/* oklch */ color: oklch(63.4% 0.197 142.4);

Tailwind

colors: {
  custom: {
    50: '#78c269',
    500: '#28a623',
    950: '#000000',
  },
}

SCSS

$custom: #28a623;
$custom-light: #78c269;
$custom-dark: #000000;

JSON

{
  "hex": "#28a623",
  "rgb": {
    "r": 40,
    "g": 166,
    "b": 35
  },
  "hsl": {
    "h": 117.71,
    "s": 65.174,
    "l": 39.412
  },
  "oklch": {
    "l": 0.63421,
    "c": 0.19693,
    "h": 142.4
  },
  "luminance": 0.27845
}

Semantic roles & 50–950 ramp

primary

#28A623

secondary

#C061C4

accent

#40E8E2

background

#F8FCF6

surface

#EFF8EB

border

#CAD1C6

text

#0A1207

muted

#7C817A

Preview Lab

Preview with #28A623

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

Preview Lab → · Contrast checker → · Palette generator →