#ACE55F#ACE55F

#ACE55F is a very light, vivid yellow-green. Relative luminance 0.656; OKLCH L 85.6% C 0.174 H 128.9°. Best body text is #000000 at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#ACE55F
RGB	rgb(172, 229, 95)
HSL	hsl(86, 72%, 64%)
HSV	hsv(86, 59%, 90%)
CMYK	cmyk(24.9%, 0%, 58.5%, 10.2%)
CIE-LAB	lab(84.81, -38.86, 58.23)
CIE-LCH	lch(84.81, 70.01, 123.72°)
OKLab	oklab(85.58% -0.1094 0.1355)
OKLCH	oklch(85.58% 0.174 128.9)
XYZ	xyz(47.0979, 65.6345, 21.0116)
Luminance	0.6564 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE55F #985FE5

analogous

#E5DB5F #ACE55F #69E55F

triadic

#ACE55F #5FACE5 #E55FAC

tetradic

#ACE55F #5FE5DB #985FE5 #E55F69

square

#ACE55F #5FE5DB #985FE5 #E55F69

split-complementary

#ACE55F #5F69E5 #DB5FE5

monochromatic

#70AD1C #91DC2A #ACE55F #C7EE94 #E3F6C8

Accessibility & contrast

On white

1.49

#ACE55F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.13

#ACE55F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE55F

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE55F	#FFFFFF	#000000	##000000
##ACE55F	1.00	1.49	14.13	14.13
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.13	21.00	1.00	1.00
##000000	14.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD650

Deuteranopia (green-blind)

#E7D268

Tritanopia (blue-blind)

#B1DCC8

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #ace55f;
/* rgb */ color: rgb(172, 229, 95);
/* oklch */ color: oklch(85.6% 0.174 128.9);

Tailwind

colors: {
  custom: {
    50: '#c8ed91',
    500: '#ace55f',
    950: '#000000',
  },
}

SCSS

$custom: #ace55f;
$custom-light: #c8ed91;
$custom-dark: #000000;

JSON

{
  "hex": "#ace55f",
  "rgb": {
    "r": 172,
    "g": 229,
    "b": 95
  },
  "hsl": {
    "h": 85.522,
    "s": 72.043,
    "l": 63.529
  },
  "oklch": {
    "l": 0.85575,
    "c": 0.17417,
    "h": 128.9
  },
  "luminance": 0.65636
}

Semantic roles & 50–950 ramp

primary

#ACE55F

secondary

#6B3AAF

accent

#11D464

background

#FEFFFC

surface

#FAFEF4

border

#D3D6CE

text

#13160D

muted

#83857F

Preview Lab

Preview with #ACE55F

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

Preview Lab → · Contrast checker → · Palette generator →