#ADDA3B#ADDA3B

#ADDA3B is a very light, vivid yellow-green. Relative luminance 0.593; OKLCH L 82.8% C 0.185 H 124.4°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#ADDA3B
RGB	rgb(173, 218, 59)
HSL	hsl(77, 68%, 54%)
HSV	hsv(77, 73%, 85%)
CMYK	cmyk(20.6%, 0%, 72.9%, 14.5%)
CIE-LAB	lab(81.48, -36.05, 68.78)
CIE-LCH	lch(81.48, 77.66, 117.66°)
OKLab	oklab(82.81% -0.1047 0.153)
OKLCH	oklch(82.81% 0.185 124.4)
XYZ	xyz(43.0948, 59.3424, 13.3207)
Luminance	0.5934 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADDA3B #683BDA

analogous

#DAB73B #ADDA3B #5EDA3B

triadic

#ADDA3B #3BADDA #DA3BAD

tetradic

#ADDA3B #3BDAB7 #683BDA #DA3B5E

square

#ADDA3B #3BDAB7 #683BDA #DA3B5E

split-complementary

#ADDA3B #3B5EDA #B73BDA

monochromatic

#648219 #8CB622 #ADDA3B #C3E46E #D8EDA2

Accessibility & contrast

On white

1.63

#ADDA3B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#ADDA3B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADDA3B

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADDA3B	#FFFFFF	#000000	##000000
##ADDA3B	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC1B

Deuteranopia (green-blind)

#E0CA49

Tritanopia (blue-blind)

#B5CFBC

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #adda3b;
/* rgb */ color: rgb(173, 218, 59);
/* oklch */ color: oklch(82.8% 0.185 124.4);

Tailwind

colors: {
  custom: {
    50: '#c9e57c',
    500: '#adda3b',
    950: '#000000',
  },
}

SCSS

$custom: #adda3b;
$custom-light: #c9e57c;
$custom-dark: #000000;

JSON

{
  "hex": "#adda3b",
  "rgb": {
    "r": 173,
    "g": 218,
    "b": 59
  },
  "hsl": {
    "h": 76.981,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.82808,
    "c": 0.18542,
    "h": 124.4
  },
  "luminance": 0.59343
}

Semantic roles & 50–950 ramp

primary

#ADDA3B

secondary

#493089

accent

#3DEB6E

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADDA3B

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

Preview Lab → · Contrast checker → · Palette generator →