#ACFB29#ACFB29

#ACFB29 is a very light, highly saturated yellow-green. Relative luminance 0.779; OKLCH L 90.3% C 0.232 H 129.5°. Best body text is #000000 at 16.59:1 contrast (WCAG AA passes).

Color values

HEX	#ACFB29
RGB	rgb(172, 251, 41)
HSL	hsl(83, 96%, 57%)
HSV	hsv(83, 84%, 98%)
CMYK	cmyk(31.5%, 0%, 83.7%, 1.6%)
CIE-LAB	lab(90.75, -51.40, 82.14)
CIE-LCH	lch(90.75, 96.90, 122.04°)
OKLab	oklab(90.3% -0.1475 0.1786)
OKLCH	oklch(90.3% 0.232 129.5)
XYZ	xyz(51.9106, 77.9235, 14.4031)
Luminance	0.7792 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACFB29 #7829FB

analogous

#FBE129 #ACFB29 #43FB29

triadic

#ACFB29 #29ACFB #FB29AC

tetradic

#ACFB29 #29FBE1 #7829FB #FB2943

square

#ACFB29 #29FBE1 #7829FB #FB2943

split-complementary

#ACFB29 #2943FB #E129FB

monochromatic

#69A603 #8FE304 #ACFB29 #C3FC65 #DBFDA1

Accessibility & contrast

On white

1.27

#ACFB29 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.59

#ACFB29 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACFB29

16.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACFB29	#FFFFFF	#000000	##000000
##ACFB29	1.00	1.27	16.59	16.59
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.59	21.00	1.00	1.00
##000000	16.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE800

Deuteranopia (green-blind)

#FCE344

Tritanopia (blue-blind)

#B1F0D6

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #acfb29;
/* rgb */ color: rgb(172, 251, 41);
/* oklch */ color: oklch(90.3% 0.232 129.5);

Tailwind

colors: {
  custom: {
    50: '#cbfd78',
    500: '#acfb29',
    950: '#000000',
  },
}

SCSS

$custom: #acfb29;
$custom-light: #cbfd78;
$custom-dark: #000000;

JSON

{
  "hex": "#acfb29",
  "rgb": {
    "r": 172,
    "g": 251,
    "b": 41
  },
  "hsl": {
    "h": 82.571,
    "s": 96.33,
    "l": 57.255
  },
  "oklch": {
    "l": 0.90297,
    "c": 0.2316,
    "h": 129.5
  },
  "luminance": 0.77925
}

Semantic roles & 50–950 ramp

primary

#ACFB29

secondary

#5321A8

accent

#29FF79

background

#FEFFFB

surface

#FBFFF2

border

#D4D7CC

text

#14170A

muted

#83857D

Preview Lab

Preview with #ACFB29

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

Preview Lab → · Contrast checker → · Palette generator →