#A1CD37#A1CD37

#A1CD37 is a light, vivid yellow-green. Relative luminance 0.515; OKLCH L 79.0% C 0.178 H 124.9°. Best body text is #000000 at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#A1CD37
RGB	rgb(161, 205, 55)
HSL	hsl(78, 60%, 51%)
HSV	hsv(78, 73%, 80%)
CMYK	cmyk(21.5%, 0%, 73.2%, 19.6%)
CIE-LAB	lab(76.99, -35.02, 65.53)
CIE-LCH	lch(76.99, 74.30, 118.12°)
OKLab	oklab(78.97% -0.1015 0.1458)
OKLCH	oklch(78.97% 0.178 124.9)
XYZ	xyz(37.2192, 51.5151, 11.5963)
Luminance	0.5152 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CD37 #6337CD

analogous

#CDAE37 #A1CD37 #56CD37

triadic

#A1CD37 #37A1CD #CD37A1

tetradic

#A1CD37 #37CDAE #6337CD #CD3756

square

#A1CD37 #37CDAE #6337CD #CD3756

split-complementary

#A1CD37 #3756CD #AE37CD

monochromatic

#566E1C #7C9F28 #A1CD37 #B8D968 #CFE599

Accessibility & contrast

On white

1.86

#A1CD37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.30

#A1CD37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CD37

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CD37	#FFFFFF	#000000	##000000
##A1CD37	1.00	1.86	11.30	11.30
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.30	21.00	1.00	1.00
##000000	11.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8C019

Deuteranopia (green-blind)

#D2BE45

Tritanopia (blue-blind)

#A8C3B0

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #a1cd37;
/* rgb */ color: rgb(161, 205, 55);
/* oklch */ color: oklch(79.0% 0.178 124.9);

Tailwind

colors: {
  custom: {
    50: '#c1dc78',
    500: '#a1cd37',
    950: '#000000',
  },
}

SCSS

$custom: #a1cd37;
$custom-light: #c1dc78;
$custom-dark: #000000;

JSON

{
  "hex": "#a1cd37",
  "rgb": {
    "r": 161,
    "g": 205,
    "b": 55
  },
  "hsl": {
    "h": 77.6,
    "s": 60,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78974,
    "c": 0.1777,
    "h": 124.9
  },
  "luminance": 0.51516
}

Semantic roles & 50–950 ramp

primary

#A1CD37

secondary

#453177

accent

#45E373

background

#FDFEFB

surface

#F9FCF1

border

#D2D5CB

text

#13150A

muted

#82847D

Preview Lab

Preview with #A1CD37

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

Preview Lab → · Contrast checker → · Palette generator →