#63F9FD#63F9FD

#63F9FD is a very light, vivid teal. Relative luminance 0.775; OKLCH L 90.4% C 0.126 H 197.6°. Best body text is #000000 at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#63F9FD
RGB	rgb(99, 249, 253)
HSL	hsl(182, 97%, 69%)
HSV	hsv(182, 61%, 99%)
CMYK	cmyk(60.9%, 1.6%, 0%, 0.8%)
CIE-LAB	lab(90.55, -38.24, -13.81)
CIE-LCH	lch(90.55, 40.66, 199.86°)
OKLab	oklab(90.41% -0.1204 -0.0383)
OKLCH	oklch(90.41% 0.126 197.6)
XYZ	xyz(56.7432, 77.4898, 104.8760)
Luminance	0.7750 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63F9FD #FD6763

analogous

#63FDB4 #63F9FD #63ACFD

triadic

#63F9FD #FD63F9 #F9FD63

tetradic

#63F9FD #B463FD #FD6763 #ACFD63

square

#63F9FD #B463FD #FD6763 #ACFD63

split-complementary

#63F9FD #FD63AC #FDB463

monochromatic

#03DDE3 #27F7FC #63F9FD #9FFBFE #DCFEFF

Accessibility & contrast

On white

1.27

#63F9FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.50

#63F9FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63F9FD

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63F9FD	#FFFFFF	#000000	##000000
##63F9FD	1.00	1.27	16.50	16.50
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.50	21.00	1.00	1.00
##000000	16.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9EEFE

Deuteranopia (green-blind)

#D1DCFE

Tritanopia (blue-blind)

#00FFFA

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #63f9fd;
/* rgb */ color: rgb(99, 249, 253);
/* oklch */ color: oklch(90.4% 0.126 197.6);

Tailwind

colors: {
  custom: {
    50: '#a0fbfe',
    500: '#63f9fd',
    950: '#000000',
  },
}

SCSS

$custom: #63f9fd;
$custom-light: #a0fbfe;
$custom-dark: #000000;

JSON

{
  "hex": "#63f9fd",
  "rgb": {
    "r": 99,
    "g": 249,
    "b": 253
  },
  "hsl": {
    "h": 181.558,
    "s": 97.468,
    "l": 69.02
  },
  "oklch": {
    "l": 0.90409,
    "c": 0.12633,
    "h": 197.6
  },
  "luminance": 0.77496
}

Semantic roles & 50–950 ramp

primary

#63F9FD

secondary

#D7312D

accent

#0600E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101717

muted

#818585

Preview Lab

Preview with #63F9FD

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

Preview Lab → · Contrast checker → · Palette generator →