#A1CA43#A1CA43

#A1CA43 is a light, vivid yellow-green. Relative luminance 0.502; OKLCH L 78.4% C 0.166 H 124.7°. Best body text is #000000 at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#A1CA43
RGB	rgb(161, 202, 67)
HSL	hsl(78, 56%, 53%)
HSV	hsv(78, 67%, 79%)
CMYK	cmyk(20.3%, 0%, 66.8%, 20.8%)
CIE-LAB	lab(76.21, -32.91, 60.34)
CIE-LCH	lch(76.21, 68.73, 118.61°)
OKLab	oklab(78.36% -0.0947 0.1367)
OKLCH	oklch(78.36% 0.166 124.7)
XYZ	xyz(36.8318, 50.2230, 13.0627)
Luminance	0.5022 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CA43 #6C43CA

analogous

#CAAF43 #A1CA43 #5DCA43

triadic

#A1CA43 #43A1CA #CA43A1

tetradic

#A1CA43 #43CAAF #6C43CA #CA435D

square

#A1CA43 #43CAAF #6C43CA #CA435D

split-complementary

#A1CA43 #435DCA #AF43CA

monochromatic

#597220 #7FA22E #A1CA43 #B9D773 #D1E5A2

Accessibility & contrast

On white

1.90

#A1CA43 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.04

#A1CA43 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CA43

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CA43	#FFFFFF	#000000	##000000
##A1CA43	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)

#D5BD30

Deuteranopia (green-blind)

#CFBB4E

Tritanopia (blue-blind)

#A8C0AF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #a1ca43;
/* rgb */ color: rgb(161, 202, 67);
/* oklch */ color: oklch(78.4% 0.166 124.7);

Tailwind

colors: {
  custom: {
    50: '#c0da7e',
    500: '#a1ca43',
    950: '#000000',
  },
}

SCSS

$custom: #a1ca43;
$custom-light: #c0da7e;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ca43",
  "rgb": {
    "r": 161,
    "g": 202,
    "b": 67
  },
  "hsl": {
    "h": 78.222,
    "s": 56.017,
    "l": 52.745
  },
  "oklch": {
    "l": 0.78365,
    "c": 0.16635,
    "h": 124.7
  },
  "luminance": 0.50223
}

Semantic roles & 50–950 ramp

primary

#A1CA43

secondary

#4B367B

accent

#48DF76

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13140A

muted

#82837D

Preview Lab

Preview with #A1CA43

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

Preview Lab → · Contrast checker → · Palette generator →