#63EC9E#63EC9E

#63EC9E is a very light, vivid green. Relative luminance 0.651; OKLCH L 84.8% C 0.163 H 155.4°. Best body text is #000000 at 14.02:1 contrast (WCAG AA passes).

Color values

HEX	#63EC9E
RGB	rgb(99, 236, 158)
HSL	hsl(146, 78%, 66%)
HSV	hsv(146, 58%, 93%)
CMYK	cmyk(58.1%, 0%, 33.1%, 7.5%)
CIE-LAB	lab(84.54, -54.62, 26.92)
CIE-LCH	lch(84.54, 60.89, 153.77°)
OKLab	oklab(84.78% -0.1485 0.0678)
OKLCH	oklch(84.78% 0.163 155.4)
XYZ	xyz(41.3092, 65.1082, 42.7313)
Luminance	0.6511 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EC9E #EC63B1

analogous

#6CEC63 #63EC9E #63ECE2

triadic

#63EC9E #9E63EC #EC9E63

tetradic

#63EC9E #636CEC #EC63B1 #ECE263

square

#63EC9E #636CEC #EC63B1 #ECE263

split-complementary

#63EC9E #E263EC #EC636C

monochromatic

#17BE5F #2CE57C #63EC9E #9AF3C0 #D0F9E2

Accessibility & contrast

On white

1.50

#63EC9E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.02

#63EC9E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EC9E

14.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EC9E	#FFFFFF	#000000	##000000
##63EC9E	1.00	1.50	14.02	14.02
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.02	21.00	1.00	1.00
##000000	14.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBDB99

Deuteranopia (green-blind)

#D8CEA3

Tritanopia (blue-blind)

#31EAD8

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #63ec9e;
/* rgb */ color: rgb(99, 236, 158);
/* oklch */ color: oklch(84.8% 0.163 155.4);

Tailwind

colors: {
  custom: {
    50: '#9bf3bb',
    500: '#63ec9e',
    950: '#000000',
  },
}

SCSS

$custom: #63ec9e;
$custom-light: #9bf3bb;
$custom-dark: #000000;

JSON

{
  "hex": "#63ec9e",
  "rgb": {
    "r": 99,
    "g": 236,
    "b": 158
  },
  "hsl": {
    "h": 145.839,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.84779,
    "c": 0.16325,
    "h": 155.4
  },
  "luminance": 0.65112
}

Semantic roles & 50–950 ramp

primary

#63EC9E

secondary

#BC3783

accent

#0B81DB

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1712

muted

#808582

Preview Lab

Preview with #63EC9E

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

Preview Lab → · Contrast checker → · Palette generator →