#ACE251#ACE251

#ACE251 is a very light, vivid yellow-green. Relative luminance 0.638; OKLCH L 84.8% C 0.181 H 127.4°. Best body text is #000000 at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#ACE251
RGB	rgb(172, 226, 81)
HSL	hsl(82, 71%, 60%)
HSV	hsv(82, 64%, 89%)
CMYK	cmyk(23.9%, 0%, 64.2%, 11.4%)
CIE-LAB	lab(83.84, -38.65, 63.02)
CIE-LCH	lch(83.84, 73.93, 121.52°)
OKLab	oklab(84.75% -0.11 0.1441)
OKLCH	oklch(84.75% 0.181 127.4)
XYZ	xyz(45.6948, 63.7566, 17.6818)
Luminance	0.6376 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACE251 #8751E2

analogous

#E2D051 #ACE251 #63E251

triadic

#ACE251 #51ACE2 #E251AC

tetradic

#ACE251 #51E2D0 #8751E2 #E25163

square

#ACE251 #51E2D0 #8751E2 #E25163

split-complementary

#ACE251 #5163E2 #D051E2

monochromatic

#6D9E1A #91D323 #ACE251 #C5EB85 #DEF3BA

Accessibility & contrast

On white

1.53

#ACE251 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.75

#ACE251 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACE251

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACE251	#FFFFFF	#000000	##000000
##ACE251	1.00	1.53	13.75	13.75
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.75	21.00	1.00	1.00
##000000	13.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD33E

Deuteranopia (green-blind)

#E5D05C

Tritanopia (blue-blind)

#B2D8C4

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #ace251;
/* rgb */ color: rgb(172, 226, 81);
/* oklch */ color: oklch(84.8% 0.181 127.4);

Tailwind

colors: {
  custom: {
    50: '#c8eb88',
    500: '#ace251',
    950: '#000000',
  },
}

SCSS

$custom: #ace251;
$custom-light: #c8eb88;
$custom-dark: #000000;

JSON

{
  "hex": "#ace251",
  "rgb": {
    "r": 172,
    "g": 226,
    "b": 81
  },
  "hsl": {
    "h": 82.345,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.84751,
    "c": 0.18125,
    "h": 127.4
  },
  "luminance": 0.63757
}

Semantic roles & 50–950 ramp

primary

#ACE251

secondary

#5E36A1

accent

#12D35A

background

#FEFEFC

surface

#FBFDF4

border

#D4D5CE

text

#13160C

muted

#83847F

Preview Lab

Preview with #ACE251

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

Preview Lab → · Contrast checker → · Palette generator →