#ACE55D#ACE55D

#ACE55D is a very light, vivid yellow-green. Relative luminance 0.656; OKLCH L 85.6% C 0.176 H 128.8°. Best body text is #000000 at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#ACE55D
RGB	rgb(172, 229, 93)
HSL	hsl(85, 72%, 63%)
HSV	hsv(85, 59%, 90%)
CMYK	cmyk(24.9%, 0%, 59.4%, 10.2%)
CIE-LAB	lab(84.79, -39.03, 59.08)
CIE-LCH	lch(84.79, 70.81, 123.45°)
OKLab	oklab(85.56% -0.11 0.1371)
OKLCH	oklch(85.56% 0.176 128.8)
XYZ	xyz(47.0081, 65.5986, 20.5389)
Luminance	0.6560 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE55D #965DE5

analogous

#E5DA5D #ACE55D #68E55D

triadic

#ACE55D #5DACE5 #E55DAC

tetradic

#ACE55D #5DE5DA #965DE5 #E55D68

square

#ACE55D #5DE5DA #965DE5 #E55D68

split-complementary

#ACE55D #5D68E5 #DA5DE5

monochromatic

#6FAC1C #91DD28 #ACE55D #C7ED92 #E2F6C6

Accessibility & contrast

On white

1.49

#ACE55D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.12

#ACE55D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE55D

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE55D	#FFFFFF	#000000	##000000
##ACE55D	1.00	1.49	14.12	14.12
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.12	21.00	1.00	1.00
##000000	14.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD64E

Deuteranopia (green-blind)

#E7D267

Tritanopia (blue-blind)

#B1DCC8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #ace55d;
/* rgb */ color: rgb(172, 229, 93);
/* oklch */ color: oklch(85.6% 0.176 128.8);

Tailwind

colors: {
  custom: {
    50: '#c8ed90',
    500: '#ace55d',
    950: '#000000',
  },
}

SCSS

$custom: #ace55d;
$custom-light: #c8ed90;
$custom-dark: #000000;

JSON

{
  "hex": "#ace55d",
  "rgb": {
    "r": 172,
    "g": 229,
    "b": 93
  },
  "hsl": {
    "h": 85.147,
    "s": 72.34,
    "l": 63.137
  },
  "oklch": {
    "l": 0.85555,
    "c": 0.1758,
    "h": 128.8
  },
  "luminance": 0.656
}

Semantic roles & 50–950 ramp

primary

#ACE55D

secondary

#6A39AD

accent

#11D463

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13160D

muted

#83857F

Preview Lab

Preview with #ACE55D

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

Preview Lab → · Contrast checker → · Palette generator →