#428E16#428E16

#428E16 is a mid, vivid yellow-green. Relative luminance 0.206; OKLCH L 57.6% C 0.166 H 137.3°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#428E16
RGB	rgb(66, 142, 22)
HSL	hsl(98, 73%, 32%)
HSV	hsv(98, 85%, 56%)
CMYK	cmyk(53.5%, 0%, 84.5%, 44.3%)
CIE-LAB	lab(52.47, -43.83, 51.05)
CIE-LCH	lch(52.47, 67.29, 130.65°)
OKLab	oklab(57.57% -0.1217 0.1124)
OKLCH	oklch(57.57% 0.166 137.3)
XYZ	xyz(12.0642, 20.5613, 4.0919)
Luminance	0.2056 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#428E16 #62168E

analogous

#7E8E16 #428E16 #168E26

triadic

#428E16 #16428E #8E1642

tetradic

#428E16 #167E8E #62168E #8E2616

square

#428E16 #167E8E #62168E #8E2616

split-complementary

#428E16 #26168E #8E167E

monochromatic

#112406 #29590E #428E16 #5BC31E #79E13D

Accessibility & contrast

On white

4.11

#428E16 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#428E16 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #428E16

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##428E16	#FFFFFF	#000000	##000000
##428E16	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938100

Deuteranopia (green-blind)

#897B25

Tritanopia (blue-blind)

#3D8979

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #428e16;
/* rgb */ color: rgb(66, 142, 22);
/* oklch */ color: oklch(57.6% 0.166 137.3);

Tailwind

colors: {
  custom: {
    50: '#7fb060',
    500: '#428e16',
    950: '#000000',
  },
}

SCSS

$custom: #428e16;
$custom-light: #7fb060;
$custom-dark: #000000;

JSON

{
  "hex": "#428e16",
  "rgb": {
    "r": 66,
    "g": 142,
    "b": 22
  },
  "hsl": {
    "h": 98,
    "s": 73.171,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57573,
    "c": 0.16566,
    "h": 137.3
  },
  "luminance": 0.20562
}

Semantic roles & 50–950 ramp

primary

#428E16

secondary

#913FC1

accent

#38F0AC

background

#F8FAF5

surface

#EFF5EA

border

#CACFC6

text

#0B1005

muted

#7C7F79

Preview Lab

Preview with #428E16

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

Preview Lab → · Contrast checker → · Palette generator →