#A1C737#A1C737

#A1C737 is a light, vivid yellow-green. Relative luminance 0.487; OKLCH L 77.6% C 0.171 H 123.4°. Best body text is #000000 at 10.74:1 contrast (WCAG AA passes).

Color values

HEX#A1C737
RGBrgb(161, 199, 55)
HSLhsl(76, 57%, 50%)
HSVhsv(76, 72%, 78%)
CMYKcmyk(19.1%, 0%, 72.4%, 22%)
CIE-LABlab(75.26, -32.25, 63.85)
CIE-LCHlch(75.26, 71.53, 116.80°)
OKLaboklab(77.58% -0.094 0.1423)
OKLCHoklch(77.58% 0.171 123.4)
XYZxyz(35.8114, 48.6995, 11.1270)
Luminance0.4870 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A1C737 #5D37C7
analogous
#C7A537 #A1C737 #59C737
triadic
#A1C737 #37A1C7 #C737A1
tetradic
#A1C737 #37C7A5 #5D37C7 #C73759
square
#A1C737 #37C7A5 #5D37C7 #C73759
split-complementary
#A1C737 #3759C7 #A537C7
monochromatic
#53671C #7A972A #A1C737 #B8D566 #CEE296

Accessibility & contrast

On white

1.96
#A1C737 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.74
#A1C737 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1C737
10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A1C737#FFFFFF#000000##000000
##A1C7371.001.9610.7410.74
#FFFFFF1.961.0021.0021.00
#00000010.7421.001.001.00
##00000010.7421.001.001.00

Color blindness preview

Protanopia (red-blind)
#D2BA1C
Deuteranopia (green-blind)
#CDB944
Tritanopia (blue-blind)
#A9BDAB
Achromatopsia (no color)
#B9B9B9

Design tokens & code

CSS
--color: #a1c737;
/* rgb */ color: rgb(161, 199, 55);
/* oklch */ color: oklch(77.6% 0.171 123.4);
Tailwind
colors: {
  custom: {
    50: '#c0d877',
    500: '#a1c737',
    950: '#000000',
  },
}
SCSS
$custom: #a1c737;
$custom-light: #c0d877;
$custom-dark: #000000;
JSON
{
  "hex": "#a1c737",
  "rgb": {
    "r": 161,
    "g": 199,
    "b": 55
  },
  "hsl": {
    "h": 75.833,
    "s": 56.693,
    "l": 49.804
  },
  "oklch": {
    "l": 0.77578,
    "c": 0.17052,
    "h": 123.4
  },
  "luminance": 0.487
}

Semantic roles & 50–950 ramp

primary
#A1C737
secondary
#9E8CCD
accent
#48E070
background
#FCFDF7
surface
#F8FAEE
border
#D1D3C9
text
#131409
muted
#82837B

Preview Lab

Preview with #A1C737

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

Preview Lab → · Contrast checker → · Palette generator →

#A1C737 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva