#ACE366#ACE366

#ACE366 is a very light, vivid yellow-green. Relative luminance 0.647; OKLCH L 85.2% C 0.166 H 129.2°. Best body text is #000000 at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#ACE366
RGB	rgb(172, 227, 102)
HSL	hsl(86, 69%, 65%)
HSV	hsv(86, 55%, 89%)
CMYK	cmyk(24.2%, 0%, 55.1%, 11%)
CIE-LAB	lab(84.31, -37.33, 54.57)
CIE-LCH	lch(84.31, 66.11, 124.37°)
OKLab	oklab(85.2% -0.1046 0.1283)
OKLCH	oklch(85.2% 0.166 129.2)
XYZ	xyz(46.8803, 64.6671, 22.5799)
Luminance	0.6467 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE366 #9D66E3

analogous

#E3DC66 #ACE366 #6EE366

triadic

#ACE366 #66ACE3 #E366AC

tetradic

#ACE366 #66E3DC #9D66E3 #E3666E

square

#ACE366 #66E3DC #9D66E3 #E3666E

split-complementary

#ACE366 #666EE3 #DC66E3

monochromatic

#70AF20 #90DA32 #ACE366 #C8EC9A #E4F6CD

Accessibility & contrast

On white

1.51

#ACE366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.93

#ACE366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE366

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE366	#FFFFFF	#000000	##000000
##ACE366	1.00	1.51	13.93	13.93
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.93	21.00	1.00	1.00
##000000	13.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD55A

Deuteranopia (green-blind)

#E5D16E

Tritanopia (blue-blind)

#B0DAC7

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #ace366;
/* rgb */ color: rgb(172, 227, 102);
/* oklch */ color: oklch(85.2% 0.166 129.2);

Tailwind

colors: {
  custom: {
    50: '#c7ec95',
    500: '#ace366',
    950: '#000000',
  },
}

SCSS

$custom: #ace366;
$custom-light: #c7ec95;
$custom-dark: #000000;

JSON

{
  "hex": "#ace366",
  "rgb": {
    "r": 172,
    "g": 227,
    "b": 102
  },
  "hsl": {
    "h": 86.4,
    "s": 69.061,
    "l": 64.51
  },
  "oklch": {
    "l": 0.85195,
    "c": 0.16554,
    "h": 129.2
  },
  "luminance": 0.64668
}

Semantic roles & 50–950 ramp

primary

#ACE366

secondary

#703DB0

accent

#14D167

background

#FEFEFC

surface

#FAFDF5

border

#D3D5CF

text

#13160D

muted

#83847F

Preview Lab

Preview with #ACE366

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

Preview Lab → · Contrast checker → · Palette generator →