#ADD23B#ADD23B

#ADD23B is a light, vivid yellow-green. Relative luminance 0.553; OKLCH L 81.0% C 0.176 H 122.5°. Best body text is #000000 at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#ADD23B
RGB	rgb(173, 210, 59)
HSL	hsl(75, 63%, 53%)
HSV	hsv(75, 72%, 82%)
CMYK	cmyk(17.6%, 0%, 71.9%, 17.6%)
CIE-LAB	lab(79.21, -32.38, 66.58)
CIE-LCH	lch(79.21, 74.03, 115.94°)
OKLab	oklab(80.97% -0.0947 0.1484)
OKLCH	oklch(80.97% 0.176 122.5)
XYZ	xyz(41.0701, 55.2930, 12.6458)
Luminance	0.5529 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD23B #603BD2

analogous

#D2AC3B #ADD23B #61D23B

triadic

#ADD23B #3BADD2 #D23BAD

tetradic

#ADD23B #3BD2AC #603BD2 #D23B61

square

#ADD23B #3BD2AC #603BD2 #D23B61

split-complementary

#ADD23B #3B61D2 #AC3BD2

monochromatic

#61771B #89A927 #ADD23B #C2DD6D #D7E99F

Accessibility & contrast

On white

1.74

#ADD23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.06

#ADD23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD23B

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD23B	#FFFFFF	#000000	##000000
##ADD23B	1.00	1.74	12.06	12.06
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.06	21.00	1.00	1.00
##000000	12.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC51F

Deuteranopia (green-blind)

#DAC448

Tritanopia (blue-blind)

#B6C7B5

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #add23b;
/* rgb */ color: rgb(173, 210, 59);
/* oklch */ color: oklch(81.0% 0.176 122.5);

Tailwind

colors: {
  custom: {
    50: '#c9df7b',
    500: '#add23b',
    950: '#000000',
  },
}

SCSS

$custom: #add23b;
$custom-light: #c9df7b;
$custom-dark: #000000;

JSON

{
  "hex": "#add23b",
  "rgb": {
    "r": 173,
    "g": 210,
    "b": 59
  },
  "hsl": {
    "h": 74.702,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.80974,
    "c": 0.176,
    "h": 122.5
  },
  "luminance": 0.55293
}

Semantic roles & 50–950 ramp

primary

#ADD23B

secondary

#45327F

accent

#42E66A

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD23B

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

Preview Lab → · Contrast checker → · Palette generator →