#63EFC9#63EFC9

#63EFC9 is a very light, vivid teal. Relative luminance 0.686; OKLCH L 86.5% C 0.134 H 172.2°. Best body text is #000000 at 14.72:1 contrast (WCAG AA passes).

Color values

HEX	#63EFC9
RGB	rgb(99, 239, 201)
HSL	hsl(164, 81%, 66%)
HSV	hsv(164, 59%, 94%)
CMYK	cmyk(58.6%, 0%, 15.9%, 6.3%)
CIE-LAB	lab(86.30, -46.85, 7.10)
CIE-LCH	lch(86.30, 47.38, 171.39°)
OKLab	oklab(86.51% -0.1324 0.018)
OKLCH	oklch(86.51% 0.134 172.2)
XYZ	xyz(46.5497, 68.5980, 66.0346)
Luminance	0.6860 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63EFC9 #EF6389

analogous

#63EF83 #63EFC9 #63CFEF

triadic

#63EFC9 #C963EF #EFC963

tetradic

#63EFC9 #8363EF #EF6389 #CFEF63

square

#63EFC9 #8363EF #EF6389 #CFEF63

split-complementary

#63EFC9 #EF63CF #EF8363

monochromatic

#14C494 #2BE9B6 #63EFC9 #9BF5DC #D2FAEF

Accessibility & contrast

On white

1.43

#63EFC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.72

#63EFC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63EFC9

14.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63EFC9	#FFFFFF	#000000	##000000
##63EFC9	1.00	1.43	14.72	14.72
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.72	21.00	1.00	1.00
##000000	14.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E8E1C7

Deuteranopia (green-blind)

#D4D2CC

Tritanopia (blue-blind)

#00F1E4

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #63efc9;
/* rgb */ color: rgb(99, 239, 201);
/* oklch */ color: oklch(86.5% 0.134 172.2);

Tailwind

colors: {
  custom: {
    50: '#9cf5d9',
    500: '#63efc9',
    950: '#000000',
  },
}

SCSS

$custom: #63efc9;
$custom-light: #9cf5d9;
$custom-dark: #000000;

JSON

{
  "hex": "#63efc9",
  "rgb": {
    "r": 99,
    "g": 239,
    "b": 201
  },
  "hsl": {
    "h": 163.714,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86512,
    "c": 0.13362,
    "h": 172.2
  },
  "luminance": 0.68603
}

Semantic roles & 50–950 ramp

primary

#63EFC9

secondary

#C1355B

accent

#0842DE

background

#FCFFFE

surface

#F6FEFB

border

#D0D6D4

text

#0F1714

muted

#808583

Preview Lab

Preview with #63EFC9

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

Preview Lab → · Contrast checker → · Palette generator →