#63EC9B#63EC9B

#63EC9B is a very light, vivid green. Relative luminance 0.650; OKLCH L 84.7% C 0.166 H 154.5°. Best body text is #000000 at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#63EC9B
RGB	rgb(99, 236, 155)
HSL	hsl(145, 78%, 66%)
HSV	hsv(145, 58%, 93%)
CMYK	cmyk(58.1%, 0%, 34.3%, 7.5%)
CIE-LAB	lab(84.49, -55.18, 28.38)
CIE-LCH	lch(84.49, 62.05, 152.78°)
OKLab	oklab(84.72% -0.1498 0.0713)
OKLCH	oklch(84.72% 0.166 154.5)
XYZ	xyz(41.0541, 65.0062, 41.3879)
Luminance	0.6501 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EC9B #EC63B4

analogous

#6FEC63 #63EC9B #63ECE0

triadic

#63EC9B #9B63EC #EC9B63

tetradic

#63EC9B #636FEC #EC63B4 #ECE063

square

#63EC9B #636FEC #EC63B4 #ECE063

split-complementary

#63EC9B #E063EC #EC636F

monochromatic

#17BE5B #2CE578 #63EC9B #9AF3BE #D0F9E1

Accessibility & contrast

On white

1.50

#63EC9B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.00

#63EC9B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EC9B

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EC9B	#FFFFFF	#000000	##000000
##63EC9B	1.00	1.50	14.00	14.00
#FFFFFF	1.50	1.00	21.00	21.00
#000000	14.00	21.00	1.00	1.00
##000000	14.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EBDB96

Deuteranopia (green-blind)

#D9CEA0

Tritanopia (blue-blind)

#33EAD7

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #63ec9b;
/* rgb */ color: rgb(99, 236, 155);
/* oklch */ color: oklch(84.7% 0.166 154.5);

Tailwind

colors: {
  custom: {
    50: '#9bf3b9',
    500: '#63ec9b',
    950: '#000000',
  },
}

SCSS

$custom: #63ec9b;
$custom-light: #9bf3b9;
$custom-dark: #000000;

JSON

{
  "hex": "#63ec9b",
  "rgb": {
    "r": 99,
    "g": 236,
    "b": 155
  },
  "hsl": {
    "h": 144.526,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.84719,
    "c": 0.16592,
    "h": 154.5
  },
  "luminance": 0.6501
}

Semantic roles & 50–950 ramp

primary

#63EC9B

secondary

#BC3786

accent

#0B86DB

background

#FCFFFD

surface

#F5FEF8

border

#CFD6D1

text

#0F1711

muted

#808581

Preview Lab

Preview with #63EC9B

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

Preview Lab → · Contrast checker → · Palette generator →