#A1D53B#A1D53B

#A1D53B is a light, vivid yellow-green. Relative luminance 0.555; OKLCH L 80.9% C 0.185 H 126.7°. Best body text is #000000 at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#A1D53B
RGB	rgb(161, 213, 59)
HSL	hsl(80, 65%, 53%)
HSV	hsv(80, 72%, 84%)
CMYK	cmyk(24.4%, 0%, 72.3%, 16.5%)
CIE-LAB	lab(79.32, -38.41, 66.43)
CIE-LCH	lch(79.32, 76.73, 120.04°)
OKLab	oklab(80.87% -0.1105 0.1483)
OKLCH	oklch(80.87% 0.185 126.7)
XYZ	xyz(39.2818, 55.4806, 12.7761)
Luminance	0.5548 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1D53B #6F3BD5

analogous

#D5BC3B #A1D53B #54D53B

triadic

#A1D53B #3BA1D5 #D53BA1

tetradic

#A1D53B #3BD5BC #6F3BD5 #D53B54

square

#A1D53B #3BD5BC #6F3BD5 #D53B54

split-complementary

#A1D53B #3B54D5 #BC3BD5

monochromatic

#5B7B1A #80AE25 #A1D53B #B9E06D #D1EBA0

Accessibility & contrast

On white

1.74

#A1D53B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.10

#A1D53B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1D53B

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1D53B	#FFFFFF	#000000	##000000
##A1D53B	1.00	1.74	12.10	12.10
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.10	21.00	1.00	1.00
##000000	12.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C71D

Deuteranopia (green-blind)

#D9C449

Tritanopia (blue-blind)

#A7CBB7

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #a1d53b;
/* rgb */ color: rgb(161, 213, 59);
/* oklch */ color: oklch(80.9% 0.185 126.7);

Tailwind

colors: {
  custom: {
    50: '#c1e27b',
    500: '#a1d53b',
    950: '#000000',
  },
}

SCSS

$custom: #a1d53b;
$custom-light: #c1e27b;
$custom-dark: #000000;

JSON

{
  "hex": "#a1d53b",
  "rgb": {
    "r": 161,
    "g": 213,
    "b": 59
  },
  "hsl": {
    "h": 80.26,
    "s": 64.706,
    "l": 53.333
  },
  "oklch": {
    "l": 0.80867,
    "c": 0.18498,
    "h": 126.7
  },
  "luminance": 0.55481
}

Semantic roles & 50–950 ramp

primary

#A1D53B

secondary

#4D3183

accent

#40E879

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A1D53B

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

Preview Lab → · Contrast checker → · Palette generator →