#ACD438#ACD438

#ACD438 is a light, vivid yellow-green. Relative luminance 0.561; OKLCH L 81.3% C 0.181 H 123.2°. Best body text is #000000 at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#ACD438
RGB	rgb(172, 212, 56)
HSL	hsl(75, 64%, 53%)
HSV	hsv(75, 74%, 83%)
CMYK	cmyk(18.9%, 0%, 73.6%, 16.9%)
CIE-LAB	lab(79.70, -33.86, 68.04)
CIE-LCH	lch(79.70, 76.00, 116.45°)
OKLab	oklab(81.34% -0.0989 0.151)
OKLCH	oklch(81.34% 0.181 123.2)
XYZ	xyz(41.2711, 56.1429, 12.4030)
Luminance	0.5614 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ACD438 #6038D4

analogous

#D4AE38 #ACD438 #5ED438

triadic

#ACD438 #38ACD4 #D438AC

tetradic

#ACD438 #38D4AE #6038D4 #D4385E

square

#ACD438 #38D4AE #6038D4 #D4385E

split-complementary

#ACD438 #385ED4 #AE38D4

monochromatic

#60781A #88AA25 #ACD438 #C1DF6A #D6EA9D

Accessibility & contrast

On white

1.72

#ACD438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.23

#ACD438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ACD438

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ACD438	#FFFFFF	#000000	##000000
##ACD438	1.00	1.72	12.23	12.23
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.23	21.00	1.00	1.00
##000000	12.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C717

Deuteranopia (green-blind)

#DBC546

Tritanopia (blue-blind)

#B5C9B6

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #acd438;
/* rgb */ color: rgb(172, 212, 56);
/* oklch */ color: oklch(81.3% 0.181 123.2);

Tailwind

colors: {
  custom: {
    50: '#c9e17a',
    500: '#acd438',
    950: '#000000',
  },
}

SCSS

$custom: #acd438;
$custom-light: #c9e17a;
$custom-dark: #000000;

JSON

{
  "hex": "#acd438",
  "rgb": {
    "r": 172,
    "g": 212,
    "b": 56
  },
  "hsl": {
    "h": 75.385,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.81344,
    "c": 0.18052,
    "h": 123.2
  },
  "luminance": 0.56143
}

Semantic roles & 50–950 ramp

primary

#ACD438

secondary

#453080

accent

#40E76B

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ACD438

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

Preview Lab → · Contrast checker → · Palette generator →