#ACD440#ACD440

#ACD440 is a light, vivid yellow-green. Relative luminance 0.562; OKLCH L 81.4% C 0.176 H 123.5°. Best body text is #000000 at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#ACD440
RGB	rgb(172, 212, 64)
HSL	hsl(76, 63%, 54%)
HSV	hsv(76, 70%, 83%)
CMYK	cmyk(18.9%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(79.74, -33.42, 65.30)
CIE-LCH	lch(79.74, 73.36, 117.10°)
OKLab	oklab(81.4% -0.097 0.1465)
OKLCH	oklch(81.4% 0.176 123.5)
XYZ	xyz(41.4826, 56.2275, 13.5171)
Luminance	0.5623 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD440 #6840D4

analogous

#D4B240 #ACD440 #62D440

triadic

#ACD440 #40ACD4 #D440AC

tetradic

#ACD440 #40D4B2 #6840D4 #D44062

square

#ACD440 #40D4B2 #6840D4 #D44062

split-complementary

#ACD440 #4062D4 #B240D4

monochromatic

#637D1C #8BAF27 #ACD440 #C2DF72 #D7EAA4

Accessibility & contrast

On white

1.71

#ACD440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.25

#ACD440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD440

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD440	#FFFFFF	#000000	##000000
##ACD440	1.00	1.71	12.25	12.25
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.25	21.00	1.00	1.00
##000000	12.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C727

Deuteranopia (green-blind)

#DBC54C

Tritanopia (blue-blind)

#B4CAB7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #acd440;
/* rgb */ color: rgb(172, 212, 64);
/* oklch */ color: oklch(81.4% 0.176 123.5);

Tailwind

colors: {
  custom: {
    50: '#c8e17e',
    500: '#acd440',
    950: '#000000',
  },
}

SCSS

$custom: #acd440;
$custom-light: #c8e17e;
$custom-dark: #000000;

JSON

{
  "hex": "#acd440",
  "rgb": {
    "r": 172,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 76.216,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.81398,
    "c": 0.17572,
    "h": 123.5
  },
  "luminance": 0.56228
}

Semantic roles & 50–950 ramp

primary

#ACD440

secondary

#493385

accent

#42E66E

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ACD440

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

Preview Lab → · Contrast checker → · Palette generator →