#A3C538#A3C538

#A3C538 is a light, vivid yellow-green. Relative luminance 0.480; OKLCH L 77.3% C 0.167 H 122.3°. Best body text is #000000 at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#A3C538
RGB	rgb(163, 197, 56)
HSL	hsl(74, 56%, 50%)
HSV	hsv(74, 72%, 77%)
CMYK	cmyk(17.3%, 0%, 71.6%, 22.7%)
CIE-LAB	lab(74.83, -30.46, 63.11)
CIE-LCH	lch(74.83, 70.08, 115.76°)
OKLab	oklab(77.26% -0.0891 0.1409)
OKLCH	oklch(77.26% 0.167 122.3)
XYZ	xyz(35.7848, 48.0045, 11.1212)
Luminance	0.4800 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C538 #5A38C5

analogous

#C5A138 #A3C538 #5DC538

triadic

#A3C538 #38A3C5 #C538A3

tetradic

#A3C538 #38C5A1 #5A38C5 #C5385D

square

#A3C538 #38C5A1 #5A38C5 #C5385D

split-complementary

#A3C538 #385DC5 #A138C5

monochromatic

#54661D #7C952A #A3C538 #B9D467 #CFE196

Accessibility & contrast

On white

1.98

#A3C538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.60

#A3C538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C538

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C538	#FFFFFF	#000000	##000000
##A3C538	1.00	1.98	10.60	10.60
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.60	21.00	1.00	1.00
##000000	10.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B91E

Deuteranopia (green-blind)

#CCB844

Tritanopia (blue-blind)

#ACBBAA

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #a3c538;
/* rgb */ color: rgb(163, 197, 56);
/* oklch */ color: oklch(77.3% 0.167 122.3);

Tailwind

colors: {
  custom: {
    50: '#c2d678',
    500: '#a3c538',
    950: '#000000',
  },
}

SCSS

$custom: #a3c538;
$custom-light: #c2d678;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c538",
  "rgb": {
    "r": 163,
    "g": 197,
    "b": 56
  },
  "hsl": {
    "h": 74.468,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.77261,
    "c": 0.16667,
    "h": 122.3
  },
  "luminance": 0.48005
}

Semantic roles & 50–950 ramp

primary

#A3C538

secondary

#9C8CCD

accent

#49DF6D

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#131409

muted

#82837B

Preview Lab

Preview with #A3C538

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

Preview Lab → · Contrast checker → · Palette generator →