#ACE666#ACE666

#ACE666 is a very light, vivid yellow-green. Relative luminance 0.663; OKLCH L 85.9% C 0.170 H 129.7°. Best body text is #000000 at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#ACE666
RGB	rgb(172, 230, 102)
HSL	hsl(87, 72%, 65%)
HSV	hsv(87, 56%, 90%)
CMYK	cmyk(25.2%, 0%, 55.7%, 9.8%)
CIE-LAB	lab(85.16, -38.67, 55.55)
CIE-LCH	lch(85.16, 67.69, 124.84°)
OKLab	oklab(85.88% -0.1083 0.1305)
OKLCH	oklch(85.88% 0.17 129.7)
XYZ	xyz(47.7080, 66.3225, 22.8558)
Luminance	0.6632 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Kiwi

#9CEF43

ΔE00 4.47

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE666 #A066E6

analogous

#E6E066 #ACE666 #6CE666

triadic

#ACE666 #66ACE6 #E666AC

tetradic

#ACE666 #66E6E0 #A066E6 #E6666C

square

#ACE666 #66E6E0 #A066E6 #E6666C

split-complementary

#ACE666 #666CE6 #E066E6

monochromatic

#70B41D #8FDD31 #ACE666 #C9EF9B #E5F7CF

Accessibility & contrast

On white

1.47

#ACE666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.26

#ACE666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE666

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE666	#FFFFFF	#000000	##000000
##ACE666	1.00	1.47	14.26	14.26
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.26	21.00	1.00	1.00
##000000	14.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D759

Deuteranopia (green-blind)

#E7D36F

Tritanopia (blue-blind)

#B0DDCA

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #ace666;
/* rgb */ color: rgb(172, 230, 102);
/* oklch */ color: oklch(85.9% 0.170 129.7);

Tailwind

colors: {
  custom: {
    50: '#c8ee95',
    500: '#ace666',
    950: '#000000',
  },
}

SCSS

$custom: #ace666;
$custom-light: #c8ee95;
$custom-dark: #000000;

JSON

{
  "hex": "#ace666",
  "rgb": {
    "r": 172,
    "g": 230,
    "b": 102
  },
  "hsl": {
    "h": 87.188,
    "s": 71.91,
    "l": 65.098
  },
  "oklch": {
    "l": 0.85882,
    "c": 0.16955,
    "h": 129.7
  },
  "luminance": 0.66324
}

Semantic roles & 50–950 ramp

primary

#ACE666

secondary

#723CB5

accent

#12D46A

background

#FEFFFC

surface

#FAFEF5

border

#D3D6CF

text

#13160E

muted

#83857F

Preview Lab

Preview with #ACE666

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

Preview Lab → · Contrast checker → · Palette generator →