#A1C838#A1C838

#A1C838 is a light, vivid yellow-green. Relative luminance 0.492; OKLCH L 77.8% C 0.171 H 123.7°. Best body text is #000000 at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#A1C838
RGB	rgb(161, 200, 56)
HSL	hsl(76, 57%, 50%)
HSV	hsv(76, 72%, 78%)
CMYK	cmyk(19.5%, 0%, 72%, 21.6%)
CIE-LAB	lab(75.56, -32.66, 63.78)
CIE-LCH	lch(75.56, 71.66, 117.11°)
OKLab	oklab(77.82% -0.095 0.1423)
OKLCH	oklch(77.82% 0.171 123.7)
XYZ	xyz(36.0664, 49.1709, 11.3315)
Luminance	0.4917 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1C838 #5F38C8

analogous

#C8A738 #A1C838 #59C838

triadic

#A1C838 #38A1C8 #C838A1

tetradic

#A1C838 #38C8A7 #5F38C8 #C83859

square

#A1C838 #38C8A7 #5F38C8 #C83859

split-complementary

#A1C838 #3859C8 #A738C8

monochromatic

#54691D #7B992A #A1C838 #B8D568 #CEE398

Accessibility & contrast

On white

1.94

#A1C838 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.83

#A1C838 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1C838

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1C838	#FFFFFF	#000000	##000000
##A1C838	1.00	1.94	10.83	10.83
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.83	21.00	1.00	1.00
##000000	10.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB1D

Deuteranopia (green-blind)

#CEBA45

Tritanopia (blue-blind)

#A9BEAC

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #a1c838;
/* rgb */ color: rgb(161, 200, 56);
/* oklch */ color: oklch(77.8% 0.171 123.7);

Tailwind

colors: {
  custom: {
    50: '#c0d878',
    500: '#a1c838',
    950: '#000000',
  },
}

SCSS

$custom: #a1c838;
$custom-light: #c0d878;
$custom-dark: #000000;

JSON

{
  "hex": "#a1c838",
  "rgb": {
    "r": 161,
    "g": 200,
    "b": 56
  },
  "hsl": {
    "h": 76.25,
    "s": 56.693,
    "l": 50.196
  },
  "oklch": {
    "l": 0.77817,
    "c": 0.17112,
    "h": 123.7
  },
  "luminance": 0.49171
}

Semantic roles & 50–950 ramp

primary

#A1C838

secondary

#9F8ECE

accent

#48E071

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A1C838

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

Preview Lab → · Contrast checker → · Palette generator →