#ACF571#ACF571

#ACF571 is a very light, vivid yellow-green. Relative luminance 0.753; OKLCH L 89.5% C 0.180 H 133.0°. Best body text is #000000 at 16.05:1 contrast (WCAG AA passes).

Color values

HEX	#ACF571
RGB	rgb(172, 245, 113)
HSL	hsl(93, 87%, 70%)
HSV	hsv(93, 54%, 96%)
CMYK	cmyk(29.8%, 0%, 53.9%, 3.9%)
CIE-LAB	lab(89.52, -44.19, 55.70)
CIE-LCH	lch(89.52, 71.10, 128.43°)
OKLab	oklab(89.45% -0.1227 0.1317)
OKLCH	oklch(89.45% 0.18 133)
XYZ	xyz(52.6454, 75.2660, 27.3736)
Luminance	0.7527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACF571 #BA71F5

analogous

#EEF571 #ACF571 #71F578

triadic

#ACF571 #71ACF5 #F571AC

tetradic

#ACF571 #71EEF5 #BA71F5 #F57871

square

#ACF571 #71EEF5 #BA71F5 #F57871

split-complementary

#ACF571 #7871F5 #F571EE

monochromatic

#6BDC10 #8BF138 #ACF571 #CDF9AA #EEFDE2

Accessibility & contrast

On white

1.31

#ACF571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.05

#ACF571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACF571

16.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACF571	#FFFFFF	#000000	##000000
##ACF571	1.00	1.31	16.05	16.05
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.05	21.00	1.00	1.00
##000000	16.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE564

Deuteranopia (green-blind)

#F3DF7A

Tritanopia (blue-blind)

#ADECD8

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #acf571;
/* rgb */ color: rgb(172, 245, 113);
/* oklch */ color: oklch(89.5% 0.180 133.0);

Tailwind

colors: {
  custom: {
    50: '#c8f99d',
    500: '#acf571',
    950: '#000000',
  },
}

SCSS

$custom: #acf571;
$custom-light: #c8f99d;
$custom-dark: #000000;

JSON

{
  "hex": "#acf571",
  "rgb": {
    "r": 172,
    "g": 245,
    "b": 113
  },
  "hsl": {
    "h": 93.182,
    "s": 86.842,
    "l": 70.196
  },
  "oklch": {
    "l": 0.89451,
    "c": 0.18004,
    "h": 133
  },
  "luminance": 0.75268
}

Semantic roles & 50–950 ramp

primary

#ACF571

secondary

#8D3BCF

accent

#02E37F

background

#FEFFFC

surface

#FAFFF5

border

#D3D7CF

text

#13170F

muted

#838580

Preview Lab

Preview with #ACF571

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

Preview Lab → · Contrast checker → · Palette generator →