#ADDA45#ADDA45

#ADDA45 is a very light, vivid yellow-green. Relative luminance 0.595; OKLCH L 82.9% C 0.179 H 124.8°. Best body text is #000000 at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#ADDA45
RGB	rgb(173, 218, 69)
HSL	hsl(78, 67%, 56%)
HSV	hsv(78, 68%, 85%)
CMYK	cmyk(20.6%, 0%, 68.3%, 14.5%)
CIE-LAB	lab(81.54, -35.48, 65.30)
CIE-LCH	lch(81.54, 74.31, 118.52°)
OKLab	oklab(82.88% -0.1023 0.1472)
OKLCH	oklch(82.88% 0.179 124.8)
XYZ	xyz(43.3795, 59.4563, 14.8199)
Luminance	0.5946 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADDA45 #7245DA

analogous

#DABD45 #ADDA45 #63DA45

triadic

#ADDA45 #45ADDA #DA45AD

tetradic

#ADDA45 #45DABD #7245DA #DA4563

square

#ADDA45 #45DABD #7245DA #DA4563

split-complementary

#ADDA45 #4563DA #BD45DA

monochromatic

#68891B #8FBC25 #ADDA45 #C4E478 #DAEEAB

Accessibility & contrast

On white

1.63

#ADDA45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.89

#ADDA45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADDA45

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADDA45	#FFFFFF	#000000	##000000
##ADDA45	1.00	1.63	12.89	12.89
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.89	21.00	1.00	1.00
##000000	12.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6CC2E

Deuteranopia (green-blind)

#E0CA51

Tritanopia (blue-blind)

#B5D0BC

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #adda45;
/* rgb */ color: rgb(173, 218, 69);
/* oklch */ color: oklch(82.9% 0.179 124.8);

Tailwind

colors: {
  custom: {
    50: '#c9e581',
    500: '#adda45',
    950: '#000000',
  },
}

SCSS

$custom: #adda45;
$custom-light: #c9e581;
$custom-dark: #000000;

JSON

{
  "hex": "#adda45",
  "rgb": {
    "r": 173,
    "g": 218,
    "b": 69
  },
  "hsl": {
    "h": 78.121,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.82879,
    "c": 0.17927,
    "h": 124.8
  },
  "luminance": 0.59457
}

Semantic roles & 50–950 ramp

primary

#ADDA45

secondary

#50348F

accent

#3EEA72

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #ADDA45

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

Preview Lab → · Contrast checker → · Palette generator →