#63C72A#63C72A

#63C72A is a light, highly saturated yellow-green. Relative luminance 0.437; OKLCH L 74.0% C 0.208 H 137.1°. Best body text is #000000 at 9.73:1 contrast (WCAG AA passes).

Color values

HEX	#63C72A
RGB	rgb(99, 199, 42)
HSL	hsl(98, 65%, 47%)
HSV	hsv(98, 79%, 78%)
CMYK	cmyk(50.3%, 0%, 78.9%, 22%)
CIE-LAB	lab(72.00, -54.81, 63.81)
CIE-LCH	lch(72.00, 84.12, 130.66°)
OKLab	oklab(74.05% -0.1522 0.1415)
OKLCH	oklch(74.05% 0.208 137.1)
XYZ	xyz(25.9861, 43.6648, 9.2489)
Luminance	0.4367 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C72A #8E2AC7

analogous

#B1C72A #63C72A #2AC740

triadic

#63C72A #2A63C7 #C72A63

tetradic

#63C72A #2AB1C7 #8E2AC7 #C7402A

square

#63C72A #2AB1C7 #8E2AC7 #C7402A

split-complementary

#63C72A #402AC7 #C72AB1

monochromatic

#316215 #4A941F #63C72A #85DB53 #A9E586

Accessibility & contrast

On white

2.16

#63C72A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.73

#63C72A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C72A

9.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C72A	#FFFFFF	#000000	##000000
##63C72A	1.00	2.16	9.73	9.73
#FFFFFF	2.16	1.00	21.00	21.00
#000000	9.73	21.00	1.00	1.00
##000000	9.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB600

Deuteranopia (green-blind)

#C1AD3C

Tritanopia (blue-blind)

#5DC0AA

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63c72a;
/* rgb */ color: rgb(99, 199, 42);
/* oklch */ color: oklch(74.0% 0.208 137.1);

Tailwind

colors: {
  custom: {
    50: '#99d971',
    500: '#63c72a',
    950: '#000000',
  },
}

SCSS

$custom: #63c72a;
$custom-light: #99d971;
$custom-dark: #000000;

JSON

{
  "hex": "#63c72a",
  "rgb": {
    "r": 99,
    "g": 199,
    "b": 42
  },
  "hsl": {
    "h": 98.217,
    "s": 65.145,
    "l": 47.255
  },
  "oklch": {
    "l": 0.74048,
    "c": 0.20785,
    "h": 137.1
  },
  "luminance": 0.43667
}

Semantic roles & 50–950 ramp

primary

#63C72A

secondary

#B17ECF

accent

#40E8AB

background

#FAFDF7

surface

#F3FAED

border

#CDD3C8

text

#0F1508

muted

#7F837B

Preview Lab

Preview with #63C72A

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

Preview Lab → · Contrast checker → · Palette generator →