#A9C643#A9C643

#A9C643 is a light, vivid yellow-green. Relative luminance 0.492; OKLCH L 78.0% C 0.158 H 120.9°. Best body text is #000000 at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#A9C643
RGB	rgb(169, 198, 67)
HSL	hsl(73, 53%, 52%)
HSV	hsv(73, 66%, 78%)
CMYK	cmyk(14.6%, 0%, 66.2%, 22.4%)
CIE-LAB	lab(75.59, -27.85, 59.86)
CIE-LCH	lch(75.59, 66.03, 114.95°)
OKLab	oklab(78.01% -0.0812 0.1356)
OKLCH	oklch(78.01% 0.158 120.9)
XYZ	xyz(37.5699, 49.2285, 12.8319)
Luminance	0.4923 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C643 #6043C6

analogous

#C6A143 #A9C643 #68C643

triadic

#A9C643 #43A9C6 #C643A9

tetradic

#A9C643 #43C6A1 #6043C6 #C64368

square

#A9C643 #43C6A1 #6043C6 #C64368

split-complementary

#A9C643 #4368C6 #A143C6

monochromatic

#5D6D21 #849C2F #A9C643 #BED472 #D4E2A1

Accessibility & contrast

On white

1.94

#A9C643 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.85

#A9C643 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C643

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C643	#FFFFFF	#000000	##000000
##A9C643	1.00	1.94	10.85	10.85
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.85	21.00	1.00	1.00
##000000	10.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB31

Deuteranopia (green-blind)

#CEBA4D

Tritanopia (blue-blind)

#B2BCAB

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #a9c643;
/* rgb */ color: rgb(169, 198, 67);
/* oklch */ color: oklch(78.0% 0.158 120.9);

Tailwind

colors: {
  custom: {
    50: '#c6d77e',
    500: '#a9c643',
    950: '#000000',
  },
}

SCSS

$custom: #a9c643;
$custom-light: #c6d77e;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c643",
  "rgb": {
    "r": 169,
    "g": 198,
    "b": 67
  },
  "hsl": {
    "h": 73.282,
    "s": 53.469,
    "l": 51.961
  },
  "oklch": {
    "l": 0.78005,
    "c": 0.15804,
    "h": 120.9
  },
  "luminance": 0.49228
}

Semantic roles & 50–950 ramp

primary

#A9C643

secondary

#A296CF

accent

#4BDD6B

background

#FCFDF8

surface

#F8FAEF

border

#D1D3CA

text

#13140A

muted

#82837C

Preview Lab

Preview with #A9C643

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

Preview Lab → · Contrast checker → · Palette generator →