#A1CE33#A1CE33

#A1CE33 is a light, vivid yellow-green. Relative luminance 0.520; OKLCH L 79.2% C 0.181 H 124.9°. Best body text is #000000 at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#A1CE33
RGB	rgb(161, 206, 51)
HSL	hsl(77, 61%, 50%)
HSV	hsv(77, 75%, 81%)
CMYK	cmyk(21.8%, 0%, 75.2%, 19.2%)
CIE-LAB	lab(77.26, -35.68, 67.10)
CIE-LCH	lch(77.26, 76.00, 118.00°)
OKLab	oklab(79.18% -0.1037 0.1485)
OKLCH	oklch(79.18% 0.181 124.9)
XYZ	xyz(37.3671, 51.9583, 11.1916)
Luminance	0.5196 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1CE33 #6033CE

analogous

#CEAD33 #A1CE33 #54CE33

triadic

#A1CE33 #33A1CE #CE33A1

tetradic

#A1CE33 #33CEAD #6033CE #CE3354

square

#A1CE33 #33CEAD #6033CE #CE3354

split-complementary

#A1CE33 #3354CE #AD33CE

monochromatic

#556D1A #7B9E26 #A1CE33 #B8DA64 #CEE696

Accessibility & contrast

On white

1.84

#A1CE33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.39

#A1CE33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1CE33

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1CE33	#FFFFFF	#000000	##000000
##A1CE33	1.00	1.84	11.39	11.39
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.39	21.00	1.00	1.00
##000000	11.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C00C

Deuteranopia (green-blind)

#D3BE42

Tritanopia (blue-blind)

#A9C4B1

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #a1ce33;
/* rgb */ color: rgb(161, 206, 51);
/* oklch */ color: oklch(79.2% 0.181 124.9);

Tailwind

colors: {
  custom: {
    50: '#c1dd76',
    500: '#a1ce33',
    950: '#000000',
  },
}

SCSS

$custom: #a1ce33;
$custom-light: #c1dd76;
$custom-dark: #000000;

JSON

{
  "hex": "#a1ce33",
  "rgb": {
    "r": 161,
    "g": 206,
    "b": 51
  },
  "hsl": {
    "h": 77.419,
    "s": 61.265,
    "l": 50.392
  },
  "oklch": {
    "l": 0.79182,
    "c": 0.18112,
    "h": 124.9
  },
  "luminance": 0.51959
}

Semantic roles & 50–950 ramp

primary

#A1CE33

secondary

#442F76

accent

#43E472

background

#FDFEFB

surface

#F9FCF1

border

#D2D5CB

text

#131509

muted

#82847D

Preview Lab

Preview with #A1CE33

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

Preview Lab → · Contrast checker → · Palette generator →