#63B52F#63B52F

#63B52F is a light, vivid yellow-green. Relative luminance 0.359; OKLCH L 69.5% C 0.184 H 136.0°. Best body text is #000000 at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#63B52F
RGB	rgb(99, 181, 47)
HSL	hsl(97, 59%, 45%)
HSV	hsv(97, 74%, 71%)
CMYK	cmyk(45.3%, 0%, 74%, 29%)
CIE-LAB	lab(66.45, -47.53, 56.84)
CIE-LCH	lch(66.45, 74.10, 129.91°)
OKLab	oklab(69.49% -0.1323 0.1277)
OKLCH	oklch(69.49% 0.184 136)
XYZ	xyz(22.1820, 35.9043, 8.4502)
Luminance	0.3591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63B52F #812FB5

analogous

#A6B52F #63B52F #2FB53E

triadic

#63B52F #2F63B5 #B52F63

tetradic

#63B52F #2FA6B5 #812FB5 #B53E2F

square

#63B52F #2FA6B5 #812FB5 #B53E2F

split-complementary

#63B52F #3E2FB5 #B52FA6

monochromatic

#2E5416 #488422 #63B52F #82D150 #A5DE80

Accessibility & contrast

On white

2.57

#63B52F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.18

#63B52F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63B52F

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63B52F	#FFFFFF	#000000	##000000
##63B52F	1.00	2.57	8.18	8.18
#FFFFFF	2.57	1.00	21.00	21.00
#000000	8.18	21.00	1.00	1.00
##000000	8.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA614

Deuteranopia (green-blind)

#B19F3C

Tritanopia (blue-blind)

#60AE9B

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #63b52f;
/* rgb */ color: rgb(99, 181, 47);
/* oklch */ color: oklch(69.5% 0.184 136.0);

Tailwind

colors: {
  custom: {
    50: '#96cc71',
    500: '#63b52f',
    950: '#000000',
  },
}

SCSS

$custom: #63b52f;
$custom-light: #96cc71;
$custom-dark: #000000;

JSON

{
  "hex": "#63b52f",
  "rgb": {
    "r": 99,
    "g": 181,
    "b": 47
  },
  "hsl": {
    "h": 96.716,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.69488,
    "c": 0.18388,
    "h": 136
  },
  "luminance": 0.35906
}

Semantic roles & 50–950 ramp

primary

#63B52F

secondary

#A979C7

accent

#46E2A5

background

#F9FCF7

surface

#F2F9ED

border

#CCD2C8

text

#0E1308

muted

#7E827B

Preview Lab

Preview with #63B52F

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

Preview Lab → · Contrast checker → · Palette generator →