#A1CA23#A1CA23

#A1CA23 is a light, vivid yellow-green. Relative luminance 0.499; OKLCH L 78.2% C 0.184 H 123.5°. Best body text is #000000 at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#A1CA23
RGB	rgb(161, 202, 35)
HSL	hsl(75, 70%, 46%)
HSV	hsv(75, 83%, 79%)
CMYK	cmyk(20.3%, 0%, 82.7%, 20.8%)
CIE-LAB	lab(76.03, -34.52, 70.52)
CIE-LCH	lch(76.03, 78.51, 116.08°)
OKLab	oklab(78.17% -0.1016 0.1532)
OKLCH	oklch(78.17% 0.184 123.5)
XYZ	xyz(36.1223, 49.9392, 9.3260)
Luminance	0.4994 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CA23 #4C23CA

analogous

#CAA023 #A1CA23 #4DCA23

triadic

#A1CA23 #23A1CA #CA23A1

tetradic

#A1CA23 #23CAA0 #4C23CA #CA234D

square

#A1CA23 #23CAA0 #4C23CA #CA234D

split-complementary

#A1CA23 #234DCA #A023CA

monochromatic

#4E6211 #77961A #A1CA23 #BBE04A #CFE97F

Accessibility & contrast

On white

1.91

#A1CA23 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.99

#A1CA23 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CA23

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CA23	#FFFFFF	#000000	##000000
##A1CA23	1.00	1.91	10.99	10.99
#FFFFFF	1.91	1.00	21.00	21.00
#000000	10.99	21.00	1.00	1.00
##000000	10.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BD00

Deuteranopia (green-blind)

#D1BB36

Tritanopia (blue-blind)

#A9C0AC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #a1ca23;
/* rgb */ color: rgb(161, 202, 35);
/* oklch */ color: oklch(78.2% 0.184 123.5);

Tailwind

colors: {
  custom: {
    50: '#c1da6f',
    500: '#a1ca23',
    950: '#000000',
  },
}

SCSS

$custom: #a1ca23;
$custom-light: #c1da6f;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ca23",
  "rgb": {
    "r": 161,
    "g": 202,
    "b": 35
  },
  "hsl": {
    "h": 74.731,
    "s": 70.464,
    "l": 46.471
  },
  "oklch": {
    "l": 0.78168,
    "c": 0.18382,
    "h": 123.5
  },
  "luminance": 0.49939
}

Semantic roles & 50–950 ramp

primary

#A1CA23

secondary

#8E78D1

accent

#3BED66

background

#FCFDF7

surface

#F8FAED

border

#D1D3C8

text

#131408

muted

#82837B

Preview Lab

Preview with #A1CA23

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

Preview Lab → · Contrast checker → · Palette generator →