#28A823#28A823

#28A823 is a light, vivid green. Relative luminance 0.286; OKLCH L 64.0% C 0.199 H 142.4°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#28A823
RGB	rgb(40, 168, 35)
HSL	hsl(118, 66%, 40%)
HSV	hsv(118, 79%, 66%)
CMYK	cmyk(76.2%, 0%, 79.2%, 34.1%)
CIE-LAB	lab(60.41, -58.06, 54.36)
CIE-LCH	lch(60.41, 79.53, 136.88°)
OKLab	oklab(63.97% -0.1578 0.1214)
OKLCH	oklch(63.97% 0.199 142.4)
XYZ	xyz(15.1802, 28.5760, 6.3055)
Luminance	0.2858 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28A823 #A323A8

analogous

#6BA823 #28A823 #23A860

triadic

#28A823 #2328A8 #A82328

tetradic

#28A823 #236BA8 #A323A8 #A86023

square

#28A823 #236BA8 #A323A8 #A86023

split-complementary

#28A823 #6023A8 #A8236B

monochromatic

#10430E #1C7518 #28A823 #3AD534 #6BDF66

Accessibility & contrast

On white

3.13

#28A823 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#28A823 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #28A823

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28A823	#FFFFFF	#000000	##000000
##28A823	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC9800

Deuteranopia (green-blind)

#9E8E33

Tritanopia (blue-blind)

#00A38F

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #28a823;
/* rgb */ color: rgb(40, 168, 35);
/* oklch */ color: oklch(64.0% 0.199 142.4);

Tailwind

colors: {
  custom: {
    50: '#78c369',
    500: '#28a823',
    950: '#000000',
  },
}

SCSS

$custom: #28a823;
$custom-light: #78c369;
$custom-dark: #000000;

JSON

{
  "hex": "#28a823",
  "rgb": {
    "r": 40,
    "g": 168,
    "b": 35
  },
  "hsl": {
    "h": 117.744,
    "s": 65.517,
    "l": 39.804
  },
  "oklch": {
    "l": 0.63969,
    "c": 0.1991,
    "h": 142.4
  },
  "luminance": 0.28578
}

Semantic roles & 50–950 ramp

primary

#28A823

secondary

#C162C5

accent

#3FE8E2

background

#F8FCF6

surface

#EFF8EB

border

#CAD1C6

text

#0B1307

muted

#7C827A

Preview Lab

Preview with #28A823

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

Preview Lab → · Contrast checker → · Palette generator →