#A4C839#A4C839

#A4C839 is a light, vivid yellow-green. Relative luminance 0.495; OKLCH L 78.0% C 0.169 H 122.8°. Best body text is #000000 at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#A4C839
RGB	rgb(164, 200, 57)
HSL	hsl(75, 57%, 50%)
HSV	hsv(75, 72%, 78%)
CMYK	cmyk(18%, 0%, 71.5%, 21.6%)
CIE-LAB	lab(75.76, -31.41, 63.69)
CIE-LCH	lch(75.76, 71.02, 116.25°)
OKLab	oklab(78.03% -0.0917 0.1422)
OKLCH	oklch(78.03% 0.169 122.8)
XYZ	xyz(36.7031, 49.4963, 11.4902)
Luminance	0.4950 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4C839 #5D39C8

analogous

#C8A539 #A4C839 #5CC839

triadic

#A4C839 #39A4C8 #C839A4

tetradic

#A4C839 #39C8A5 #5D39C8 #C8395C

square

#A4C839 #39C8A5 #5D39C8 #C8395C

split-complementary

#A4C839 #395CC8 #A539C8

monochromatic

#56691D #7D992B #A4C839 #BAD569 #D0E399

Accessibility & contrast

On white

1.93

#A4C839 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.90

#A4C839 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4C839

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4C839	#FFFFFF	#000000	##000000
##A4C839	1.00	1.93	10.90	10.90
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.90	21.00	1.00	1.00
##000000	10.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC1F

Deuteranopia (green-blind)

#CFBB45

Tritanopia (blue-blind)

#ACBEAC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #a4c839;
/* rgb */ color: rgb(164, 200, 57);
/* oklch */ color: oklch(78.0% 0.169 122.8);

Tailwind

colors: {
  custom: {
    50: '#c2d879',
    500: '#a4c839',
    950: '#000000',
  },
}

SCSS

$custom: #a4c839;
$custom-light: #c2d879;
$custom-dark: #000000;

JSON

{
  "hex": "#a4c839",
  "rgb": {
    "r": 164,
    "g": 200,
    "b": 57
  },
  "hsl": {
    "h": 75.105,
    "s": 56.522,
    "l": 50.392
  },
  "oklch": {
    "l": 0.78032,
    "c": 0.1692,
    "h": 122.8
  },
  "luminance": 0.49496
}

Semantic roles & 50–950 ramp

primary

#A4C839

secondary

#9F8FCE

accent

#48E06E

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A4C839

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

Preview Lab → · Contrast checker → · Palette generator →