#ACF179#ACF179

#ACF179 is a very light, vivid yellow-green. Relative luminance 0.731; OKLCH L 88.6% C 0.167 H 133.4°. Best body text is #000000 at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#ACF179
RGB	rgb(172, 241, 121)
HSL	hsl(95, 81%, 71%)
HSV	hsv(95, 50%, 95%)
CMYK	cmyk(28.6%, 0%, 49.8%, 5.5%)
CIE-LAB	lab(88.48, -41.60, 50.79)
CIE-LCH	lch(88.48, 65.65, 129.32°)
OKLab	oklab(88.64% -0.115 0.1215)
OKLCH	oklch(88.64% 0.167 133.4)
XYZ	xyz(51.9188, 73.0601, 29.4520)
Luminance	0.7306 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACF179 #BE79F1

analogous

#E8F179 #ACF179 #79F182

triadic

#ACF179 #79ACF1 #F179AC

tetradic

#ACF179 #79E8F1 #BE79F1 #F18279

square

#ACF179 #79E8F1 #BE79F1 #F18279

split-complementary

#ACF179 #8279F1 #F179E8

monochromatic

#69D917 #8AEB42 #ACF179 #CEF7B0 #EEFCE3

Accessibility & contrast

On white

1.35

#ACF179 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.61

#ACF179 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACF179

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACF179	#FFFFFF	#000000	##000000
##ACF179	1.00	1.35	15.61	15.61
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.61	21.00	1.00	1.00
##000000	15.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E26E

Deuteranopia (green-blind)

#EFDC81

Tritanopia (blue-blind)

#ADE9D5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #acf179;
/* rgb */ color: rgb(172, 241, 121);
/* oklch */ color: oklch(88.6% 0.167 133.4);

Tailwind

colors: {
  custom: {
    50: '#c7f6a2',
    500: '#acf179',
    950: '#000000',
  },
}

SCSS

$custom: #acf179;
$custom-light: #c7f6a2;
$custom-dark: #000000;

JSON

{
  "hex": "#acf179",
  "rgb": {
    "r": 172,
    "g": 241,
    "b": 121
  },
  "hsl": {
    "h": 94.5,
    "s": 81.081,
    "l": 70.98
  },
  "oklch": {
    "l": 0.88635,
    "c": 0.16736,
    "h": 133.4
  },
  "luminance": 0.73062
}

Semantic roles & 50–950 ramp

primary

#ACF179

secondary

#9143CB

accent

#08DD83

background

#FEFFFC

surface

#FAFEF5

border

#D3D6CF

text

#13170F

muted

#838580

Preview Lab

Preview with #ACF179

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

Preview Lab → · Contrast checker → · Palette generator →