#A1D451#A1D451

#A1D451 is a light, vivid yellow-green. Relative luminance 0.553; OKLCH L 80.8% C 0.169 H 127.8°. Best body text is #000000 at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#A1D451
RGB	rgb(161, 212, 81)
HSL	hsl(83, 60%, 57%)
HSV	hsv(83, 62%, 83%)
CMYK	cmyk(24.1%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(79.19, -36.46, 57.80)
CIE-LCH	lch(79.19, 68.34, 122.24°)
OKLab	oklab(80.82% -0.1033 0.1332)
OKLCH	oklch(80.82% 0.169 127.8)
XYZ	xyz(39.7266, 55.2574, 16.3557)
Luminance	0.5526 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1D451 #8451D4

analogous

#D4C651 #A1D451 #5FD451

triadic

#A1D451 #51A1D4 #D451A1

tetradic

#A1D451 #51D4C6 #8451D4 #D4515F

square

#A1D451 #51D4C6 #8451D4 #D4515F

split-complementary

#A1D451 #515FD4 #C651D4

monochromatic

#618922 #83BA2E #A1D451 #BCE082 #D6ECB3

Accessibility & contrast

On white

1.74

#A1D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.05

#A1D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1D451

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1D451	#FFFFFF	#000000	##000000
##A1D451	1.00	1.74	12.05	12.05
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.05	21.00	1.00	1.00
##000000	12.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC641

Deuteranopia (green-blind)

#D7C35B

Tritanopia (blue-blind)

#A6CBB8

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #a1d451;
/* rgb */ color: rgb(161, 212, 81);
/* oklch */ color: oklch(80.8% 0.169 127.8);

Tailwind

colors: {
  custom: {
    50: '#c0e187',
    500: '#a1d451',
    950: '#000000',
  },
}

SCSS

$custom: #a1d451;
$custom-light: #c0e187;
$custom-dark: #000000;

JSON

{
  "hex": "#a1d451",
  "rgb": {
    "r": 161,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 83.359,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.80815,
    "c": 0.16857,
    "h": 127.8
  },
  "luminance": 0.55258
}

Semantic roles & 50–950 ramp

primary

#A1D451

secondary

#5B3A8F

accent

#44E482

background

#FDFEFC

surface

#F9FCF3

border

#D2D5CD

text

#13150C

muted

#82847F

Preview Lab

Preview with #A1D451

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

Preview Lab → · Contrast checker → · Palette generator →