#63B934#63B934

#63B934 is a light, vivid yellow-green. Relative luminance 0.376; OKLCH L 70.5% C 0.186 H 136.8°. Best body text is #000000 at 8.52:1 contrast (WCAG AA passes).

Color values

HEX	#63B934
RGB	rgb(99, 185, 52)
HSL	hsl(99, 56%, 46%)
HSV	hsv(99, 72%, 73%)
CMYK	cmyk(46.5%, 0%, 71.9%, 27.5%)
CIE-LAB	lab(67.72, -48.78, 56.31)
CIE-LCH	lch(67.72, 74.50, 130.90°)
OKLab	oklab(70.55% -0.1354 0.1273)
OKLCH	oklch(70.55% 0.186 136.8)
XYZ	xyz(23.1137, 37.5970, 9.2872)
Luminance	0.3760 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B934 #8A34B9

analogous

#A6B934 #63B934 #34B948

triadic

#63B934 #3463B9 #B93463

tetradic

#63B934 #34A6B9 #8A34B9 #B94834

square

#63B934 #34A6B9 #8A34B9 #B94834

split-complementary

#63B934 #4834B9 #B934A6

monochromatic

#305919 #498927 #63B934 #84D15A #A7DE89

Accessibility & contrast

On white

2.46

#63B934 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.52

#63B934 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B934

8.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B934	#FFFFFF	#000000	##000000
##63B934	1.00	2.46	8.52	8.52
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.52	21.00	1.00	1.00
##000000	8.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFA91D

Deuteranopia (green-blind)

#B4A241

Tritanopia (blue-blind)

#5FB29F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #63b934;
/* rgb */ color: rgb(99, 185, 52);
/* oklch */ color: oklch(70.5% 0.186 136.8);

Tailwind

colors: {
  custom: {
    50: '#97cf74',
    500: '#63b934',
    950: '#000000',
  },
}

SCSS

$custom: #63b934;
$custom-light: #97cf74;
$custom-dark: #000000;

JSON

{
  "hex": "#63b934",
  "rgb": {
    "r": 99,
    "g": 185,
    "b": 52
  },
  "hsl": {
    "h": 98.797,
    "s": 56.118,
    "l": 46.471
  },
  "oklch": {
    "l": 0.70546,
    "c": 0.1858,
    "h": 136.8
  },
  "luminance": 0.37599
}

Semantic roles & 50–950 ramp

primary

#63B934

secondary

#AF81C8

accent

#48DFAA

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1409

muted

#7E827B

Preview Lab

Preview with #63B934

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

Preview Lab → · Contrast checker → · Palette generator →