#63F599#63F599

#63F599 is a very light, vivid green. Relative luminance 0.703; OKLCH L 86.9% C 0.180 H 152.8°. Best body text is #000000 at 15.05:1 contrast (WCAG AA passes).

Color values

HEX	#63F599
RGB	rgb(99, 245, 153)
HSL	hsl(142, 88%, 67%)
HSV	hsv(142, 60%, 96%)
CMYK	cmyk(59.6%, 0%, 37.6%, 3.9%)
CIE-LAB	lab(87.12, -59.04, 32.91)
CIE-LCH	lch(87.12, 67.59, 150.86°)
OKLab	oklab(86.87% -0.1598 0.0821)
OKLCH	oklch(86.87% 0.18 152.8)
XYZ	xyz(43.5443, 70.2531, 41.3963)
Luminance	0.7026 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63F599 #F563BF

analogous

#76F563 #63F599 #63F5E2

triadic

#63F599 #9963F5 #F59963

tetradic

#63F599 #6376F5 #F563BF #F5E263

square

#63F599 #6376F5 #F563BF #F5E263

split-complementary

#63F599 #E263F5 #F56376

monochromatic

#0DD055 #29F173 #63F599 #9DF9BF #D6FCE4

Accessibility & contrast

On white

1.40

#63F599 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.05

#63F599 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63F599

15.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63F599	#FFFFFF	#000000	##000000
##63F599	1.00	1.40	15.05	15.05
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.05	21.00	1.00	1.00
##000000	15.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5E293

Deuteranopia (green-blind)

#E2D59F

Tritanopia (blue-blind)

#30F2DE

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #63f599;
/* rgb */ color: rgb(99, 245, 153);
/* oklch */ color: oklch(86.9% 0.180 152.8);

Tailwind

colors: {
  custom: {
    50: '#9cf9b8',
    500: '#63f599',
    950: '#000000',
  },
}

SCSS

$custom: #63f599;
$custom-light: #9cf9b8;
$custom-dark: #000000;

JSON

{
  "hex": "#63f599",
  "rgb": {
    "r": 99,
    "g": 245,
    "b": 153
  },
  "hsl": {
    "h": 142.192,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.86868,
    "c": 0.17972,
    "h": 152.8
  },
  "luminance": 0.70257
}

Semantic roles & 50–950 ramp

primary

#63F599

secondary

#CC3092

accent

#0190E5

background

#FCFFFD

surface

#F6FFF8

border

#D0D7D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #63F599

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

Preview Lab → · Contrast checker → · Palette generator →