#ADD53F#ADD53F

#ADD53F is a light, vivid yellow-green. Relative luminance 0.568; OKLCH L 81.7% C 0.177 H 123.4°. Best body text is #000000 at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#ADD53F
RGB	rgb(173, 213, 63)
HSL	hsl(76, 64%, 54%)
HSV	hsv(76, 70%, 84%)
CMYK	cmyk(18.8%, 0%, 70.4%, 16.5%)
CIE-LAB	lab(80.08, -33.55, 66.03)
CIE-LCH	lch(80.08, 74.06, 116.93°)
OKLab	oklab(81.69% -0.0975 0.1478)
OKLCH	oklch(81.69% 0.177 123.4)
XYZ	xyz(41.9255, 56.8314, 13.4625)
Luminance	0.5683 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD53F #673FD5

analogous

#D5B23F #ADD53F #62D53F

triadic

#ADD53F #3FADD5 #D53FAD

tetradic

#ADD53F #3FD5B2 #673FD5 #D53F62

square

#ADD53F #3FD5B2 #673FD5 #D53F62

split-complementary

#ADD53F #3F62D5 #B23FD5

monochromatic

#647E1C #8CB027 #ADD53F #C2E071 #D8EBA3

Accessibility & contrast

On white

1.70

#ADD53F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.37

#ADD53F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD53F

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD53F	#FFFFFF	#000000	##000000
##ADD53F	1.00	1.70	12.37	12.37
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.37	21.00	1.00	1.00
##000000	12.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C825

Deuteranopia (green-blind)

#DCC64C

Tritanopia (blue-blind)

#B5CBB8

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #add53f;
/* rgb */ color: rgb(173, 213, 63);
/* oklch */ color: oklch(81.7% 0.177 123.4);

Tailwind

colors: {
  custom: {
    50: '#c9e27d',
    500: '#add53f',
    950: '#000000',
  },
}

SCSS

$custom: #add53f;
$custom-light: #c9e27d;
$custom-dark: #000000;

JSON

{
  "hex": "#add53f",
  "rgb": {
    "r": 173,
    "g": 213,
    "b": 63
  },
  "hsl": {
    "h": 76,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.81688,
    "c": 0.17711,
    "h": 123.4
  },
  "luminance": 0.56832
}

Semantic roles & 50–950 ramp

primary

#ADD53F

secondary

#493385

accent

#41E76D

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD53F

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

Preview Lab → · Contrast checker → · Palette generator →