#A9C040#A9C040

#A9C040 is a light, vivid yellow-green. Relative luminance 0.465; OKLCH L 76.6% C 0.153 H 118.9°. Best body text is #000000 at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#A9C040
RGB	rgb(169, 192, 64)
HSL	hsl(71, 50%, 50%)
HSV	hsv(71, 67%, 75%)
CMYK	cmyk(12%, 0%, 66.7%, 24.7%)
CIE-LAB	lab(73.87, -25.15, 59.27)
CIE-LCH	lch(73.87, 64.39, 113.00°)
OKLab	oklab(76.61% -0.074 0.1339)
OKLCH	oklch(76.61% 0.153 118.9)
XYZ	xyz(36.1379, 46.5047, 11.9220)
Luminance	0.4650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9C040 #5740C0

analogous

#C09740 #A9C040 #69C040

triadic

#A9C040 #40A9C0 #C040A9

tetradic

#A9C040 #40C097 #5740C0 #C04069

square

#A9C040 #40C097 #5740C0 #C04069

split-complementary

#A9C040 #4069C0 #9740C0

monochromatic

#586421 #819230 #A9C040 #BECF6E #D2DE9C

Accessibility & contrast

On white

2.04

#A9C040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.30

#A9C040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9C040

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9C040	#FFFFFF	#000000	##000000
##A9C040	1.00	2.04	10.30	10.30
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.30	21.00	1.00	1.00
##000000	10.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB62E

Deuteranopia (green-blind)

#CAB64A

Tritanopia (blue-blind)

#B3B6A6

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #a9c040;
/* rgb */ color: rgb(169, 192, 64);
/* oklch */ color: oklch(76.6% 0.153 118.9);

Tailwind

colors: {
  custom: {
    50: '#c6d37c',
    500: '#a9c040',
    950: '#000000',
  },
}

SCSS

$custom: #a9c040;
$custom-light: #c6d37c;
$custom-dark: #000000;

JSON

{
  "hex": "#a9c040",
  "rgb": {
    "r": 169,
    "g": 192,
    "b": 64
  },
  "hsl": {
    "h": 70.781,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.76613,
    "c": 0.15298,
    "h": 118.9
  },
  "luminance": 0.46504
}

Semantic roles & 50–950 ramp

primary

#A9C040

secondary

#9C91CB

accent

#4EDA67

background

#FCFCF7

surface

#F8F9EE

border

#D1D2C9

text

#13140A

muted

#82827C

Preview Lab

Preview with #A9C040

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

Preview Lab → · Contrast checker → · Palette generator →