#A1CC37#A1CC37

#A1CC37 is a light, vivid yellow-green. Relative luminance 0.510; OKLCH L 78.7% C 0.177 H 124.6°. Best body text is #000000 at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#A1CC37
RGB	rgb(161, 204, 55)
HSL	hsl(77, 59%, 51%)
HSV	hsv(77, 73%, 80%)
CMYK	cmyk(21.1%, 0%, 73%, 20%)
CIE-LAB	lab(76.70, -34.56, 65.25)
CIE-LCH	lch(76.70, 73.83, 117.91°)
OKLab	oklab(78.74% -0.1003 0.1452)
OKLCH	oklch(78.74% 0.177 124.6)
XYZ	xyz(36.9807, 51.0383, 11.5168)
Luminance	0.5104 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CC37 #6237CC

analogous

#CCAC37 #A1CC37 #56CC37

triadic

#A1CC37 #37A1CC #CC37A1

tetradic

#A1CC37 #37CCAC #6237CC #CC3756

square

#A1CC37 #37CCAC #6237CC #CC3756

split-complementary

#A1CC37 #3756CC #AC37CC

monochromatic

#556D1C #7C9E28 #A1CC37 #B8D868 #CFE599

Accessibility & contrast

On white

1.87

#A1CC37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.21

#A1CC37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CC37

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CC37	#FFFFFF	#000000	##000000
##A1CC37	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)

#D7BF19

Deuteranopia (green-blind)

#D2BD45

Tritanopia (blue-blind)

#A9C2AF

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #a1cc37;
/* rgb */ color: rgb(161, 204, 55);
/* oklch */ color: oklch(78.7% 0.177 124.6);

Tailwind

colors: {
  custom: {
    50: '#c1db78',
    500: '#a1cc37',
    950: '#000000',
  },
}

SCSS

$custom: #a1cc37;
$custom-light: #c1db78;
$custom-dark: #000000;

JSON

{
  "hex": "#a1cc37",
  "rgb": {
    "r": 161,
    "g": 204,
    "b": 55
  },
  "hsl": {
    "h": 77.315,
    "s": 59.363,
    "l": 50.784
  },
  "oklch": {
    "l": 0.78741,
    "c": 0.17651,
    "h": 124.6
  },
  "luminance": 0.51039
}

Semantic roles & 50–950 ramp

primary

#A1CC37

secondary

#453176

accent

#45E373

background

#FDFEFB

surface

#F9FBF1

border

#D2D4CB

text

#13150A

muted

#82847D

Preview Lab

Preview with #A1CC37

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

Preview Lab → · Contrast checker → · Palette generator →