#63EC4B#63EC4B

#63EC4B is a very light, highly saturated green. Relative luminance 0.632; OKLCH L 83.6% C 0.232 H 140.9°. Best body text is #000000 at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#63EC4B
RGB	rgb(99, 236, 75)
HSL	hsl(111, 81%, 61%)
HSV	hsv(111, 68%, 93%)
CMYK	cmyk(58.1%, 0%, 68.2%, 7.5%)
CIE-LAB	lab(83.52, -65.84, 64.05)
CIE-LCH	lch(83.52, 91.85, 135.79°)
OKLab	oklab(83.61% -0.1801 0.1464)
OKLCH	oklch(83.61% 0.232 140.9)
XYZ	xyz(36.4093, 63.1483, 16.9254)
Luminance	0.6315 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EC4B #D44BEC

analogous

#B3EC4B #63EC4B #4BEC83

triadic

#63EC4B #4B63EC #EC4B63

tetradic

#63EC4B #4BB3EC #D44BEC #EC834B

square

#63EC4B #4BB3EC #D44BEC #EC834B

split-complementary

#63EC4B #834BEC #EC4BB3

monochromatic

#29AB12 #36E218 #63EC4B #93F282 #C3F8BA

Accessibility & contrast

On white

1.54

#63EC4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.63

#63EC4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EC4B

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EC4B	#FFFFFF	#000000	##000000
##63EC4B	1.00	1.54	13.63	13.63
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.63	21.00	1.00	1.00
##000000	13.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D733

Deuteranopia (green-blind)

#E1CC5A

Tritanopia (blue-blind)

#50E5CC

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #63ec4b;
/* rgb */ color: rgb(99, 236, 75);
/* oklch */ color: oklch(83.6% 0.232 140.9);

Tailwind

colors: {
  custom: {
    50: '#9df385',
    500: '#63ec4b',
    950: '#000000',
  },
}

SCSS

$custom: #63ec4b;
$custom-light: #9df385;
$custom-dark: #000000;

JSON

{
  "hex": "#63ec4b",
  "rgb": {
    "r": 99,
    "g": 236,
    "b": 75
  },
  "hsl": {
    "h": 111.056,
    "s": 80.905,
    "l": 60.98
  },
  "oklch": {
    "l": 0.83609,
    "c": 0.23208,
    "h": 140.9
  },
  "luminance": 0.63152
}

Semantic roles & 50–950 ramp

primary

#63EC4B

secondary

#9930AC

accent

#08DDBE

background

#FCFFFC

surface

#F6FEF3

border

#D0D6CD

text

#10170C

muted

#80857F

Preview Lab

Preview with #63EC4B

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

Preview Lab → · Contrast checker → · Palette generator →