#A3C557#A3C557

#A3C557 is a light, vivid yellow-green. Relative luminance 0.484; OKLCH L 77.5% C 0.143 H 124.0°. Best body text is #000000 at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#A3C557
RGB	rgb(163, 197, 87)
HSL	hsl(79, 49%, 56%)
HSV	hsv(79, 56%, 77%)
CMYK	cmyk(17.3%, 0%, 55.8%, 22.7%)
CIE-LAB	lab(75.08, -28.20, 50.58)
CIE-LCH	lch(75.08, 57.91, 119.14°)
OKLab	oklab(77.55% -0.08 0.1184)
OKLCH	oklch(77.55% 0.143 124)
XYZ	xyz(36.7909, 48.4069, 16.4202)
Luminance	0.4841 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C557 #7957C5

analogous

#C5B057 #A3C557 #6CC557

triadic

#A3C557 #57A3C5 #C557A3

tetradic

#A3C557 #57C5B0 #7957C5 #C5576C

square

#A3C557 #57C5B0 #7957C5 #C5576C

split-complementary

#A3C557 #576CC5 #B057C5

monochromatic

#607829 #84A639 #A3C557 #BCD584 #D5E4B2

Accessibility & contrast

On white

1.97

#A3C557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.68

#A3C557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C557

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C557	#FFFFFF	#000000	##000000
##A3C557	1.00	1.97	10.68	10.68
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.68	21.00	1.00	1.00
##000000	10.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFBA4C

Deuteranopia (green-blind)

#CAB95E

Tritanopia (blue-blind)

#AABCAD

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #a3c557;
/* rgb */ color: rgb(163, 197, 87);
/* oklch */ color: oklch(77.5% 0.143 124.0);

Tailwind

colors: {
  custom: {
    50: '#c0d68a',
    500: '#a3c557',
    950: '#000000',
  },
}

SCSS

$custom: #a3c557;
$custom-light: #c0d68a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c557",
  "rgb": {
    "r": 163,
    "g": 197,
    "b": 87
  },
  "hsl": {
    "h": 78.545,
    "s": 48.673,
    "l": 55.686
  },
  "oklch": {
    "l": 0.77546,
    "c": 0.14288,
    "h": 124
  },
  "luminance": 0.48407
}

Semantic roles & 50–950 ramp

primary

#A3C557

secondary

#B3A5D3

accent

#50D87A

background

#FCFDF8

surface

#F8FAF0

border

#D1D3CB

text

#12140C

muted

#81837D

Preview Lab

Preview with #A3C557

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

Preview Lab → · Contrast checker → · Palette generator →