#63E399#63E399

#63E399 is a very light, vivid green. Relative luminance 0.599; OKLCH L 82.5% C 0.156 H 155.3°. Best body text is #000000 at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#63E399
RGB	rgb(99, 227, 153)
HSL	hsl(145, 70%, 64%)
HSV	hsv(145, 56%, 89%)
CMYK	cmyk(56.4%, 0%, 32.6%, 11%)
CIE-LAB	lab(81.78, -51.95, 25.74)
CIE-LCH	lch(81.78, 57.97, 153.64°)
OKLab	oklab(82.49% -0.1413 0.0649)
OKLCH	oklch(82.49% 0.156 155.3)
XYZ	xyz(38.3613, 59.8872, 39.6686)
Luminance	0.5989 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63E399 #E363AD

analogous

#6DE363 #63E399 #63E3D9

triadic

#63E399 #9963E3 #E39963

tetradic

#63E399 #636DE3 #E363AD #E3D963

square

#63E399 #636DE3 #E363AD #E3D963

split-complementary

#63E399 #D963E3 #E3636D

monochromatic

#1FAD5B #2FDA77 #63E399 #97ECBB #CBF6DD

Accessibility & contrast

On white

1.62

#63E399 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.98

#63E399 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63E399

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63E399	#FFFFFF	#000000	##000000
##63E399	1.00	1.62	12.98	12.98
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.98	21.00	1.00	1.00
##000000	12.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2D394

Deuteranopia (green-blind)

#D1C69E

Tritanopia (blue-blind)

#39E1D0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63e399;
/* rgb */ color: rgb(99, 227, 153);
/* oklch */ color: oklch(82.5% 0.156 155.3);

Tailwind

colors: {
  custom: {
    50: '#99edb7',
    500: '#63e399',
    950: '#000000',
  },
}

SCSS

$custom: #63e399;
$custom-light: #99edb7;
$custom-dark: #000000;

JSON

{
  "hex": "#63e399",
  "rgb": {
    "r": 99,
    "g": 227,
    "b": 153
  },
  "hsl": {
    "h": 145.313,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.82487,
    "c": 0.15553,
    "h": 155.3
  },
  "luminance": 0.59891
}

Semantic roles & 50–950 ramp

primary

#63E399

secondary

#AE3C7E

accent

#1482D2

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1611

muted

#808581

Preview Lab

Preview with #63E399

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

Preview Lab → · Contrast checker → · Palette generator →