#ACD538#ACD538

#ACD538 is a light, vivid yellow-green. Relative luminance 0.566; OKLCH L 81.6% C 0.182 H 123.5°. Best body text is #000000 at 12.33:1 contrast (WCAG AA passes).

Color values

HEX	#ACD538
RGB	rgb(172, 213, 56)
HSL	hsl(76, 65%, 53%)
HSV	hsv(76, 74%, 84%)
CMYK	cmyk(19.2%, 0%, 73.7%, 16.5%)
CIE-LAB	lab(79.98, -34.32, 68.31)
CIE-LCH	lch(79.98, 76.45, 116.67°)
OKLab	oklab(81.57% -0.1002 0.1516)
OKLCH	oklch(81.57% 0.182 123.5)
XYZ	xyz(41.5218, 56.6444, 12.4866)
Luminance	0.5665 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD538 #6138D5

analogous

#D5B038 #ACD538 #5DD538

triadic

#ACD538 #38ACD5 #D538AC

tetradic

#ACD538 #38D5B0 #6138D5 #D5385D

square

#ACD538 #38D5B0 #6138D5 #D5385D

split-complementary

#ACD538 #385DD5 #B038D5

monochromatic

#60791A #88AC24 #ACD538 #C1E06B #D6EA9D

Accessibility & contrast

On white

1.70

#ACD538 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.33

#ACD538 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD538

12.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD538	#FFFFFF	#000000	##000000
##ACD538	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)

#E1C716

Deuteranopia (green-blind)

#DCC646

Tritanopia (blue-blind)

#B5CAB7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #acd538;
/* rgb */ color: rgb(172, 213, 56);
/* oklch */ color: oklch(81.6% 0.182 123.5);

Tailwind

colors: {
  custom: {
    50: '#c9e27a',
    500: '#acd538',
    950: '#000000',
  },
}

SCSS

$custom: #acd538;
$custom-light: #c9e27a;
$custom-dark: #000000;

JSON

{
  "hex": "#acd538",
  "rgb": {
    "r": 172,
    "g": 213,
    "b": 56
  },
  "hsl": {
    "h": 75.669,
    "s": 65.145,
    "l": 52.745
  },
  "oklch": {
    "l": 0.81573,
    "c": 0.18168,
    "h": 123.5
  },
  "luminance": 0.56645
}

Semantic roles & 50–950 ramp

primary

#ACD538

secondary

#453081

accent

#40E86C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ACD538

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

Preview Lab → · Contrast checker → · Palette generator →