#ACF579#ACF579

#ACF579 is a very light, vivid yellow-green. Relative luminance 0.755; OKLCH L 89.5% C 0.173 H 133.9°. Best body text is #000000 at 16.09:1 contrast (WCAG AA passes).

Color values

HEX	#ACF579
RGB	rgb(172, 245, 121)
HSL	hsl(95, 86%, 72%)
HSV	hsv(95, 51%, 96%)
CMYK	cmyk(29.8%, 0%, 50.6%, 3.9%)
CIE-LAB	lab(89.61, -43.35, 52.15)
CIE-LCH	lch(89.61, 67.82, 129.74°)
OKLab	oklab(89.55% -0.1199 0.1246)
OKLCH	oklch(89.55% 0.173 133.9)
XYZ	xyz(53.1158, 75.4541, 29.8510)
Luminance	0.7546 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

#C2FF89

ΔE00 3.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACF579 #C279F5

analogous

#EAF579 #ACF579 #79F584

triadic

#ACF579 #79ACF5 #F579AC

tetradic

#ACF579 #79EAF5 #C279F5 #F58479

square

#ACF579 #79EAF5 #C279F5 #F58479

split-complementary

#ACF579 #8479F5 #F579EA

monochromatic

#67E311 #89F140 #ACF579 #CFF9B2 #EDFDE3

Accessibility & contrast

On white

1.31

#ACF579 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.09

#ACF579 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACF579

16.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACF579	#FFFFFF	#000000	##000000
##ACF579	1.00	1.31	16.09	16.09
#FFFFFF	1.31	1.00	21.00	21.00
#000000	16.09	21.00	1.00	1.00
##000000	16.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE56E

Deuteranopia (green-blind)

#F3DF81

Tritanopia (blue-blind)

#ACEDD9

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #acf579;
/* rgb */ color: rgb(172, 245, 121);
/* oklch */ color: oklch(89.5% 0.173 133.9);

Tailwind

colors: {
  custom: {
    50: '#c8f9a2',
    500: '#acf579',
    950: '#000000',
  },
}

SCSS

$custom: #acf579;
$custom-light: #c8f9a2;
$custom-dark: #000000;

JSON

{
  "hex": "#acf579",
  "rgb": {
    "r": 172,
    "g": 245,
    "b": 121
  },
  "hsl": {
    "h": 95.323,
    "s": 86.111,
    "l": 71.765
  },
  "oklch": {
    "l": 0.8955,
    "c": 0.17287,
    "h": 133.9
  },
  "luminance": 0.75456
}

Semantic roles & 50–950 ramp

primary

#ACF579

secondary

#9642D0

accent

#03E387

background

#FEFFFC

surface

#FAFFF6

border

#D3D7D0

text

#13170F

muted

#838580

Preview Lab

Preview with #ACF579

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

Preview Lab → · Contrast checker → · Palette generator →