#A1CA40#A1CA40

#A1CA40 is a light, vivid yellow-green. Relative luminance 0.502; OKLCH L 78.3% C 0.168 H 124.6°. Best body text is #000000 at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#A1CA40
RGB	rgb(161, 202, 64)
HSL	hsl(78, 57%, 52%)
HSV	hsv(78, 68%, 79%)
CMYK	cmyk(20.3%, 0%, 68.3%, 20.8%)
CIE-LAB	lab(76.18, -33.11, 61.47)
CIE-LCH	lch(76.18, 69.82, 118.30°)
OKLab	oklab(78.34% -0.0955 0.1387)
OKLCH	oklch(78.34% 0.168 124.6)
XYZ	xyz(36.7442, 50.1879, 12.6009)
Luminance	0.5019 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CA40 #6940CA

analogous

#CAAE40 #A1CA40 #5CCA40

triadic

#A1CA40 #40A1CA #CA40A1

tetradic

#A1CA40 #40CAAE #6940CA #CA405C

square

#A1CA40 #40CAAE #6940CA #CA405C

split-complementary

#A1CA40 #405CCA #AE40CA

monochromatic

#58701F #7EA02C #A1CA40 #B9D770 #D0E5A0

Accessibility & contrast

On white

1.90

#A1CA40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.04

#A1CA40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CA40

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CA40	#FFFFFF	#000000	##000000
##A1CA40	1.00	1.90	11.04	11.04
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.04	21.00	1.00	1.00
##000000	11.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5BD2B

Deuteranopia (green-blind)

#D0BB4B

Tritanopia (blue-blind)

#A8C0AE

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a1ca40;
/* rgb */ color: rgb(161, 202, 64);
/* oklch */ color: oklch(78.3% 0.168 124.6);

Tailwind

colors: {
  custom: {
    50: '#c0da7d',
    500: '#a1ca40',
    950: '#000000',
  },
}

SCSS

$custom: #a1ca40;
$custom-light: #c0da7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ca40",
  "rgb": {
    "r": 161,
    "g": 202,
    "b": 64
  },
  "hsl": {
    "h": 77.826,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.7834,
    "c": 0.16842,
    "h": 124.6
  },
  "luminance": 0.50188
}

Semantic roles & 50–950 ramp

primary

#A1CA40

secondary

#49357A

accent

#48E075

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13140A

muted

#82837D

Preview Lab

Preview with #A1CA40

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

Preview Lab → · Contrast checker → · Palette generator →