#ACE663#ACE663

#ACE663 is a very light, vivid yellow-green. Relative luminance 0.663; OKLCH L 85.8% C 0.172 H 129.4°. Best body text is #000000 at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#ACE663
RGB	rgb(172, 230, 99)
HSL	hsl(87, 72%, 65%)
HSV	hsv(87, 57%, 90%)
CMYK	cmyk(25.2%, 0%, 57%, 9.8%)
CIE-LAB	lab(85.13, -38.95, 56.85)
CIE-LCH	lch(85.13, 68.92, 124.42°)
OKLab	oklab(85.85% -0.1093 0.133)
OKLCH	oklch(85.85% 0.172 129.4)
XYZ	xyz(47.5619, 66.2641, 22.0864)
Luminance	0.6626 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE663 #9D63E6

analogous

#E6DF63 #ACE663 #6BE663

triadic

#ACE663 #63ACE6 #E663AC

tetradic

#ACE663 #63E6DF #9D63E6 #E6636B

square

#ACE663 #63E6DF #9D63E6 #E6636B

split-complementary

#ACE663 #636BE6 #DF63E6

monochromatic

#70B21D #90DE2E #ACE663 #C8EE98 #E4F7CC

Accessibility & contrast

On white

1.47

#ACE663 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.25

#ACE663 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE663

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE663	#FFFFFF	#000000	##000000
##ACE663	1.00	1.47	14.25	14.25
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.25	21.00	1.00	1.00
##000000	14.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D755

Deuteranopia (green-blind)

#E8D36C

Tritanopia (blue-blind)

#B0DDC9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #ace663;
/* rgb */ color: rgb(172, 230, 99);
/* oklch */ color: oklch(85.8% 0.172 129.4);

Tailwind

colors: {
  custom: {
    50: '#c8ee93',
    500: '#ace663',
    950: '#000000',
  },
}

SCSS

$custom: #ace663;
$custom-light: #c8ee93;
$custom-dark: #000000;

JSON

{
  "hex": "#ace663",
  "rgb": {
    "r": 172,
    "g": 230,
    "b": 99
  },
  "hsl": {
    "h": 86.565,
    "s": 72.376,
    "l": 64.51
  },
  "oklch": {
    "l": 0.85848,
    "c": 0.17213,
    "h": 129.4
  },
  "luminance": 0.66265
}

Semantic roles & 50–950 ramp

primary

#ACE663

secondary

#703BB3

accent

#11D468

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13160D

muted

#83857F

Preview Lab

Preview with #ACE663

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

Preview Lab → · Contrast checker → · Palette generator →