#ACF366#ACF366

#ACF366 is a very light, vivid yellow-green. Relative luminance 0.738; OKLCH L 88.9% C 0.187 H 131.6°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#ACF366
RGB	rgb(172, 243, 102)
HSL	hsl(90, 85%, 68%)
HSV	hsv(90, 58%, 95%)
CMYK	cmyk(29.2%, 0%, 58%, 4.7%)
CIE-LAB	lab(88.84, -44.38, 59.77)
CIE-LCH	lch(88.84, 74.45, 126.60°)
OKLab	oklab(88.87% -0.1241 0.1395)
OKLCH	oklch(88.87% 0.187 131.6)
XYZ	xyz(51.4615, 73.8295, 24.1070)
Luminance	0.7383 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACF366 #AD66F3

analogous

#F2F366 #ACF366 #66F366

triadic

#ACF366 #66ACF3 #F366AC

tetradic

#ACF366 #66F2F3 #AD66F3 #F36666

square

#ACF366 #66F2F3 #AD66F3 #F36666

split-complementary

#ACF366 #6666F3 #F366F2

monochromatic

#6FCE10 #8DEF2D #ACF366 #CBF79F #EAFCD7

Accessibility & contrast

On white

1.33

#ACF366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#ACF366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACF366

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACF366	#FFFFFF	#000000	##000000
##ACF366	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE357

Deuteranopia (green-blind)

#F3DD70

Tritanopia (blue-blind)

#AEEAD5

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #acf366;
/* rgb */ color: rgb(172, 243, 102);
/* oklch */ color: oklch(88.9% 0.187 131.6);

Tailwind

colors: {
  custom: {
    50: '#c8f796',
    500: '#acf366',
    950: '#000000',
  },
}

SCSS

$custom: #acf366;
$custom-light: #c8f796;
$custom-dark: #000000;

JSON

{
  "hex": "#acf366",
  "rgb": {
    "r": 172,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 90.213,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.88867,
    "c": 0.18669,
    "h": 131.6
  },
  "luminance": 0.73831
}

Semantic roles & 50–950 ramp

primary

#ACF366

secondary

#7F33CA

accent

#04E274

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#13170E

muted

#83857F

Preview Lab

Preview with #ACF366

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

Preview Lab → · Contrast checker → · Palette generator →