#ACD539#ACD539

#ACD539 is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.6% C 0.181 H 123.5°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#ACD539
RGB	rgb(172, 213, 57)
HSL	hsl(76, 65%, 53%)
HSV	hsv(76, 73%, 84%)
CMYK	cmyk(19.2%, 0%, 73.2%, 16.5%)
CIE-LAB	lab(79.98, -34.27, 67.99)
CIE-LCH	lch(79.98, 76.13, 116.75°)
OKLab	oklab(81.58% -0.1 0.151)
OKLCH	oklch(81.58% 0.181 123.5)
XYZ	xyz(41.5465, 56.6543, 12.6167)
Luminance	0.5665 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD539 #6239D5

analogous

#D5B039 #ACD539 #5ED539

triadic

#ACD539 #39ACD5 #D539AC

tetradic

#ACD539 #39D5B0 #6239D5 #D5395E

square

#ACD539 #39D5B0 #6239D5 #D5395E

split-complementary

#ACD539 #395ED5 #B039D5

monochromatic

#617A1A #89AC25 #ACD539 #C1E06B #D6EA9E

Accessibility & contrast

On white

1.70

#ACD539 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.33

#ACD539 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD539

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD539	#FFFFFF	#000000	##000000
##ACD539	1.00	1.70	12.33	12.33
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.33	21.00	1.00	1.00
##000000	12.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C819

Deuteranopia (green-blind)

#DCC647

Tritanopia (blue-blind)

#B5CAB7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #acd539;
/* rgb */ color: rgb(172, 213, 57);
/* oklch */ color: oklch(81.6% 0.181 123.5);

Tailwind

colors: {
  custom: {
    50: '#c9e27a',
    500: '#acd539',
    950: '#000000',
  },
}

SCSS

$custom: #acd539;
$custom-light: #c9e27a;
$custom-dark: #000000;

JSON

{
  "hex": "#acd539",
  "rgb": {
    "r": 172,
    "g": 213,
    "b": 57
  },
  "hsl": {
    "h": 75.769,
    "s": 65,
    "l": 52.941
  },
  "oklch": {
    "l": 0.8158,
    "c": 0.18112,
    "h": 123.5
  },
  "luminance": 0.56655
}

Semantic roles & 50–950 ramp

primary

#ACD539

secondary

#463182

accent

#40E86C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ACD539

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

Preview Lab → · Contrast checker → · Palette generator →