#ACD537#ACD537

#ACD537 is a light, vivid yellow-green. Relative luminance 0.566; OKLCH L 81.6% C 0.182 H 123.4°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#ACD537
RGB	rgb(172, 213, 55)
HSL	hsl(76, 65%, 53%)
HSV	hsv(76, 74%, 84%)
CMYK	cmyk(19.2%, 0%, 74.2%, 16.5%)
CIE-LAB	lab(79.97, -34.37, 68.64)
CIE-LCH	lch(79.97, 76.76, 116.60°)
OKLab	oklab(81.57% -0.1004 0.1521)
OKLCH	oklch(81.57% 0.182 123.4)
XYZ	xyz(41.4976, 56.6347, 12.3591)
Luminance	0.5664 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD537 #6037D5

analogous

#D5AF37 #ACD537 #5DD537

triadic

#ACD537 #37ACD5 #D537AC

tetradic

#ACD537 #37D5AF #6037D5 #D5375D

square

#ACD537 #37D5AF #6037D5 #D5375D

split-complementary

#ACD537 #375DD5 #AF37D5

monochromatic

#607819 #88AB24 #ACD537 #C1E06A #D6EA9C

Accessibility & contrast

On white

1.70

#ACD537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.33

#ACD537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD537

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD537	#FFFFFF	#000000	##000000
##ACD537	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)

#E1C713

Deuteranopia (green-blind)

#DCC646

Tritanopia (blue-blind)

#B5CAB7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #acd537;
/* rgb */ color: rgb(172, 213, 55);
/* oklch */ color: oklch(81.6% 0.182 123.4);

Tailwind

colors: {
  custom: {
    50: '#c9e279',
    500: '#acd537',
    950: '#000000',
  },
}

SCSS

$custom: #acd537;
$custom-light: #c9e279;
$custom-dark: #000000;

JSON

{
  "hex": "#acd537",
  "rgb": {
    "r": 172,
    "g": 213,
    "b": 55
  },
  "hsl": {
    "h": 75.57,
    "s": 65.289,
    "l": 52.549
  },
  "oklch": {
    "l": 0.81567,
    "c": 0.18223,
    "h": 123.4
  },
  "luminance": 0.56635
}

Semantic roles & 50–950 ramp

primary

#ACD537

secondary

#453080

accent

#40E86B

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ACD537

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

Preview Lab → · Contrast checker → · Palette generator →