#A9CA40#A9CA40

#A9CA40 is a light, vivid yellow-green. Relative luminance 0.510; OKLCH L 78.9% C 0.165 H 121.9°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#A9CA40
RGB	rgb(169, 202, 64)
HSL	hsl(74, 57%, 52%)
HSV	hsv(74, 68%, 79%)
CMYK	cmyk(16.3%, 0%, 68.3%, 20.8%)
CIE-LAB	lab(76.71, -29.94, 62.17)
CIE-LCH	lch(76.71, 69.01, 115.71°)
OKLab	oklab(78.9% -0.0873 0.14)
OKLCH	oklch(78.9% 0.165 121.9)
XYZ	xyz(38.4086, 51.0462, 12.6789)
Luminance	0.5105 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9CA40 #6140CA

analogous

#CAA640 #A9CA40 #64CA40

triadic

#A9CA40 #40A9CA #CA40A9

tetradic

#A9CA40 #40CAA6 #6140CA #CA4064

square

#A9CA40 #40CAA6 #6140CA #CA4064

split-complementary

#A9CA40 #4064CA #A640CA

monochromatic

#5D701F #85A02C #A9CA40 #BFD770 #D4E5A0

Accessibility & contrast

On white

1.87

#A9CA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#A9CA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A9CA40

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9CA40	#FFFFFF	#000000	##000000
##A9CA40	1.00	1.87	11.21	11.21
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.21	21.00	1.00	1.00
##000000	11.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE2B

Deuteranopia (green-blind)

#D2BD4B

Tritanopia (blue-blind)

#B2C0AE

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #a9ca40;
/* rgb */ color: rgb(169, 202, 64);
/* oklch */ color: oklch(78.9% 0.165 121.9);

Tailwind

colors: {
  custom: {
    50: '#c6da7d',
    500: '#a9ca40',
    950: '#000000',
  },
}

SCSS

$custom: #a9ca40;
$custom-light: #c6da7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a9ca40",
  "rgb": {
    "r": 169,
    "g": 202,
    "b": 64
  },
  "hsl": {
    "h": 74.348,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.78896,
    "c": 0.16497,
    "h": 121.9
  },
  "luminance": 0.51046
}

Semantic roles & 50–950 ramp

primary

#A9CA40

secondary

#45357A

accent

#48E06C

background

#FEFEFB

surface

#FAFBF2

border

#D3D4CC

text

#13140A

muted

#83837D

Preview Lab

Preview with #A9CA40

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

Preview Lab → · Contrast checker → · Palette generator →