#ACD128#ACD128

#ACD128 is a light, vivid yellow-green. Relative luminance 0.545; OKLCH L 80.6% C 0.185 H 122.1°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#ACD128
RGB	rgb(172, 209, 40)
HSL	hsl(73, 68%, 49%)
HSV	hsv(73, 81%, 82%)
CMYK	cmyk(17.7%, 0%, 80.9%, 18%)
CIE-LAB	lab(78.77, -33.17, 71.93)
CIE-LCH	lch(78.77, 79.21, 114.76°)
OKLab	oklab(80.57% -0.0982 0.1566)
OKLCH	oklch(80.57% 0.185 122.1)
XYZ	xyz(40.1974, 54.5247, 10.4137)
Luminance	0.5453 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD128 #4D28D1

analogous

#D1A228 #ACD128 #58D128

triadic

#ACD128 #28ACD1 #D128AC

tetradic

#ACD128 #28D1A2 #4D28D1 #D12858

square

#ACD128 #28D1A2 #4D28D1 #D12858

split-complementary

#ACD128 #2858D1 #A228D1

monochromatic

#576A14 #829E1E #ACD128 #C1DF57 #D4E98B

Accessibility & contrast

On white

1.76

#ACD128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#ACD128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD128

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD128	#FFFFFF	#000000	##000000
##ACD128	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC400

Deuteranopia (green-blind)

#D9C33B

Tritanopia (blue-blind)

#B6C6B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #acd128;
/* rgb */ color: rgb(172, 209, 40);
/* oklch */ color: oklch(80.6% 0.185 122.1);

Tailwind

colors: {
  custom: {
    50: '#c9df72',
    500: '#acd128',
    950: '#000000',
  },
}

SCSS

$custom: #acd128;
$custom-light: #c9df72;
$custom-dark: #000000;

JSON

{
  "hex": "#acd128",
  "rgb": {
    "r": 172,
    "g": 209,
    "b": 40
  },
  "hsl": {
    "h": 73.136,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.80569,
    "c": 0.18487,
    "h": 122.1
  },
  "luminance": 0.54525
}

Semantic roles & 50–950 ramp

primary

#ACD128

secondary

#3A2974

accent

#3DEB63

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #ACD128

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

Preview Lab → · Contrast checker → · Palette generator →