#63B434#63B434

#63B434 is a light, vivid yellow-green. Relative luminance 0.355; OKLCH L 69.3% C 0.180 H 136.4°. Best body text is #000000 at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#63B434
RGB	rgb(99, 180, 52)
HSL	hsl(98, 55%, 45%)
HSV	hsv(98, 71%, 71%)
CMYK	cmyk(45%, 0%, 71.1%, 29.4%)
CIE-LAB	lab(66.17, -46.78, 54.73)
CIE-LCH	lch(66.17, 72.00, 130.52°)
OKLab	oklab(69.27% -0.13 0.1239)
OKLCH	oklch(69.27% 0.18 136.4)
XYZ	xyz(22.0861, 35.5417, 8.9446)
Luminance	0.3554 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B434 #8534B4

analogous

#A3B434 #63B434 #34B445

triadic

#63B434 #3463B4 #B43463

tetradic

#63B434 #34A3B4 #8534B4 #B44534

square

#63B434 #34A3B4 #8534B4 #B44534

split-complementary

#63B434 #4534B4 #B434A3

monochromatic

#2F5519 #498526 #63B434 #83CE57 #A6DC86

Accessibility & contrast

On white

2.59

#63B434 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.11

#63B434 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B434

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B434	#FFFFFF	#000000	##000000
##63B434	1.00	2.59	8.11	8.11
#FFFFFF	2.59	1.00	21.00	21.00
#000000	8.11	21.00	1.00	1.00
##000000	8.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAA51F

Deuteranopia (green-blind)

#AF9E40

Tritanopia (blue-blind)

#5FAD9B

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #63b434;
/* rgb */ color: rgb(99, 180, 52);
/* oklch */ color: oklch(69.3% 0.180 136.4);

Tailwind

colors: {
  custom: {
    50: '#96cb73',
    500: '#63b434',
    950: '#000000',
  },
}

SCSS

$custom: #63b434;
$custom-light: #96cb73;
$custom-dark: #000000;

JSON

{
  "hex": "#63b434",
  "rgb": {
    "r": 99,
    "g": 180,
    "b": 52
  },
  "hsl": {
    "h": 97.969,
    "s": 55.172,
    "l": 45.49
  },
  "oklch": {
    "l": 0.6927,
    "c": 0.17959,
    "h": 136.4
  },
  "luminance": 0.35543
}

Semantic roles & 50–950 ramp

primary

#63B434

secondary

#AB7EC6

accent

#49DFA8

background

#F9FCF7

surface

#F2F8ED

border

#CCD1C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B434

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

Preview Lab → · Contrast checker → · Palette generator →