#ADD537#ADD537

#ADD537 is a light, vivid yellow-green. Relative luminance 0.567; OKLCH L 81.6% C 0.182 H 123.1°. Best body text is #000000 at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#ADD537
RGB	rgb(173, 213, 55)
HSL	hsl(75, 65%, 53%)
HSV	hsv(75, 74%, 84%)
CMYK	cmyk(18.8%, 0%, 74.2%, 16.5%)
CIE-LAB	lab(80.04, -33.97, 68.72)
CIE-LCH	lch(80.04, 76.66, 116.31°)
OKLab	oklab(81.64% -0.0994 0.1522)
OKLCH	oklch(81.64% 0.182 123.1)
XYZ	xyz(41.7179, 56.7483, 12.3694)
Luminance	0.5675 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD537 #5F37D5

analogous

#D5AE37 #ADD537 #5ED537

triadic

#ADD537 #37ADD5 #D537AD

tetradic

#ADD537 #37D5AE #5F37D5 #D5375E

square

#ADD537 #37D5AE #5F37D5 #D5375E

split-complementary

#ADD537 #375ED5 #AE37D5

monochromatic

#607819 #89AB24 #ADD537 #C2E06A #D6EA9C

Accessibility & contrast

On white

1.70

#ADD537 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.35

#ADD537 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD537

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD537	#FFFFFF	#000000	##000000
##ADD537	1.00	1.70	12.35	12.35
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.35	21.00	1.00	1.00
##000000	12.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C813

Deuteranopia (green-blind)

#DCC646

Tritanopia (blue-blind)

#B6CAB7

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #add537;
/* rgb */ color: rgb(173, 213, 55);
/* oklch */ color: oklch(81.6% 0.182 123.1);

Tailwind

colors: {
  custom: {
    50: '#c9e279',
    500: '#add537',
    950: '#000000',
  },
}

SCSS

$custom: #add537;
$custom-light: #c9e279;
$custom-dark: #000000;

JSON

{
  "hex": "#add537",
  "rgb": {
    "r": 173,
    "g": 213,
    "b": 55
  },
  "hsl": {
    "h": 75.19,
    "s": 65.289,
    "l": 52.549
  },
  "oklch": {
    "l": 0.81635,
    "c": 0.1818,
    "h": 123.1
  },
  "luminance": 0.56749
}

Semantic roles & 50–950 ramp

primary

#ADD537

secondary

#443080

accent

#40E86A

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD537

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

Preview Lab → · Contrast checker → · Palette generator →