#ADD438#ADD438

#ADD438 is a light, vivid yellow-green. Relative luminance 0.563; OKLCH L 81.4% C 0.180 H 122.9°. Best body text is #000000 at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#ADD438
RGB	rgb(173, 212, 56)
HSL	hsl(75, 64%, 53%)
HSV	hsv(75, 74%, 83%)
CMYK	cmyk(18.4%, 0%, 73.6%, 16.9%)
CIE-LAB	lab(79.76, -33.46, 68.12)
CIE-LCH	lch(79.76, 75.90, 116.16°)
OKLab	oklab(81.41% -0.0979 0.1512)
OKLCH	oklch(81.41% 0.18 122.9)
XYZ	xyz(41.4914, 56.2565, 12.4133)
Luminance	0.5626 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD438 #5F38D4

analogous

#D4AD38 #ADD438 #5FD438

triadic

#ADD438 #38ADD4 #D438AD

tetradic

#ADD438 #38D4AD #5F38D4 #D4385F

square

#ADD438 #38D4AD #5F38D4 #D4385F

split-complementary

#ADD438 #385FD4 #AD38D4

monochromatic

#60781A #89AA25 #ADD438 #C2DF6A #D6EA9D

Accessibility & contrast

On white

1.71

#ADD438 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.25

#ADD438 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD438

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD438	#FFFFFF	#000000	##000000
##ADD438	1.00	1.71	12.25	12.25
#FFFFFF	1.71	1.00	21.00	21.00
#000000	12.25	21.00	1.00	1.00
##000000	12.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C717

Deuteranopia (green-blind)

#DBC646

Tritanopia (blue-blind)

#B6C9B6

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #add438;
/* rgb */ color: rgb(173, 212, 56);
/* oklch */ color: oklch(81.4% 0.180 122.9);

Tailwind

colors: {
  custom: {
    50: '#c9e17a',
    500: '#add438',
    950: '#000000',
  },
}

SCSS

$custom: #add438;
$custom-light: #c9e17a;
$custom-dark: #000000;

JSON

{
  "hex": "#add438",
  "rgb": {
    "r": 173,
    "g": 212,
    "b": 56
  },
  "hsl": {
    "h": 75,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.81412,
    "c": 0.18008,
    "h": 122.9
  },
  "luminance": 0.56257
}

Semantic roles & 50–950 ramp

primary

#ADD438

secondary

#443080

accent

#40E76A

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD438

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

Preview Lab → · Contrast checker → · Palette generator →