#63EF3C#63EF3C

#63EF3C is a very light, highly saturated green. Relative luminance 0.647; OKLCH L 84.3% C 0.244 H 139.9°. Best body text is #000000 at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#63EF3C
RGB	rgb(99, 239, 60)
HSL	hsl(107, 85%, 59%)
HSV	hsv(107, 75%, 94%)
CMYK	cmyk(58.6%, 0%, 74.9%, 6.3%)
CIE-LAB	lab(84.33, -67.96, 70.10)
CIE-LCH	lch(84.33, 97.64, 134.11°)
OKLab	oklab(84.25% -0.1866 0.1571)
OKLCH	oklch(84.25% 0.244 139.9)
XYZ	xyz(36.8261, 64.7086, 14.8234)
Luminance	0.6471 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EF3C #C83CEF

analogous

#BDEF3C #63EF3C #3CEF6E

triadic

#63EF3C #3C63EF #EF3C63

tetradic

#63EF3C #3CBDEF #C83CEF #EF6E3C

square

#63EF3C #3CBDEF #C83CEF #EF6E3C

split-complementary

#63EF3C #6E3CEF #EF3CBD

monochromatic

#2EA30D #3EDC12 #63EF3C #90F475 #BDF8AD

Accessibility & contrast

On white

1.51

#63EF3C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.94

#63EF3C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EF3C

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EF3C	#FFFFFF	#000000	##000000
##63EF3C	1.00	1.51	13.94	13.94
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.94	21.00	1.00	1.00
##000000	13.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6D911

Deuteranopia (green-blind)

#E4CE50

Tritanopia (blue-blind)

#51E7CD

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #63ef3c;
/* rgb */ color: rgb(99, 239, 60);
/* oklch */ color: oklch(84.3% 0.244 139.9);

Tailwind

colors: {
  custom: {
    50: '#9ef57e',
    500: '#63ef3c',
    950: '#000000',
  },
}

SCSS

$custom: #63ef3c;
$custom-light: #9ef57e;
$custom-dark: #000000;

JSON

{
  "hex": "#63ef3c",
  "rgb": {
    "r": 99,
    "g": 239,
    "b": 60
  },
  "hsl": {
    "h": 106.927,
    "s": 84.834,
    "l": 58.627
  },
  "oklch": {
    "l": 0.8425,
    "c": 0.24398,
    "h": 139.9
  },
  "luminance": 0.64712
}

Semantic roles & 50–950 ramp

primary

#63EF3C

secondary

#8A2AA5

accent

#2DFBCE

background

#FDFFFB

surface

#F7FFF2

border

#D0D7CC

text

#10170B

muted

#81857E

Preview Lab

Preview with #63EF3C

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

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