#ADCA21#ADCA21

#ADCA21 is a light, vivid yellow-green. Relative luminance 0.512; OKLCH L 79.0% C 0.179 H 119.8°. Best body text is #000000 at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#ADCA21
RGB	rgb(173, 202, 33)
HSL	hsl(70, 72%, 46%)
HSV	hsv(70, 84%, 79%)
CMYK	cmyk(14.4%, 0%, 83.7%, 20.8%)
CIE-LAB	lab(76.82, -29.73, 71.98)
CIE-LCH	lch(76.82, 77.88, 112.44°)
OKLab	oklab(79.01% -0.0893 0.1556)
OKLCH	oklch(79.01% 0.179 119.8)
XYZ	xyz(38.6295, 51.2353, 9.2929)
Luminance	0.5123 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADCA21 #3E21CA

analogous

#CA9221 #ADCA21 #58CA21

triadic

#ADCA21 #21ADCA #CA21AD

tetradic

#ADCA21 #21CA92 #3E21CA #CA2158

square

#ADCA21 #21CA92 #3E21CA #CA2158

split-complementary

#ADCA21 #2158CA #9221CA

monochromatic

#536110 #809518 #ADCA21 #C7E147 #D7EA7C

Accessibility & contrast

On white

1.87

#ADCA21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.25

#ADCA21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADCA21

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADCA21	#FFFFFF	#000000	##000000
##ADCA21	1.00	1.87	11.25	11.25
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.25	21.00	1.00	1.00
##000000	11.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE00

Deuteranopia (green-blind)

#D4BE35

Tritanopia (blue-blind)

#B8BFAC

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #adca21;
/* rgb */ color: rgb(173, 202, 33);
/* oklch */ color: oklch(79.0% 0.179 119.8);

Tailwind

colors: {
  custom: {
    50: '#cada6f',
    500: '#adca21',
    950: '#000000',
  },
}

SCSS

$custom: #adca21;
$custom-light: #cada6f;
$custom-dark: #000000;

JSON

{
  "hex": "#adca21",
  "rgb": {
    "r": 173,
    "g": 202,
    "b": 33
  },
  "hsl": {
    "h": 70.296,
    "s": 71.915,
    "l": 46.078
  },
  "oklch": {
    "l": 0.79007,
    "c": 0.17941,
    "h": 119.8
  },
  "luminance": 0.51235
}

Semantic roles & 50–950 ramp

primary

#ADCA21

secondary

#30246C

accent

#39EF58

background

#FEFEFB

surface

#FBFBF1

border

#D4D4CB

text

#141408

muted

#83837D

Preview Lab

Preview with #ADCA21

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

Preview Lab → · Contrast checker → · Palette generator →