#63D2F9#63D2F9

#63D2F9 is a light, moderate cyan. Relative luminance 0.556; OKLCH L 81.4% C 0.115 H 224.0°. Best body text is #000000 at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#63D2F9
RGB	rgb(99, 210, 249)
HSL	hsl(196, 93%, 68%)
HSV	hsv(196, 60%, 98%)
CMYK	cmyk(60.2%, 15.7%, 0%, 2.4%)
CIE-LAB	lab(79.37, -20.58, -28.63)
CIE-LCH	lch(79.37, 35.26, 234.29°)
OKLab	oklab(81.38% -0.0824 -0.0797)
OKLCH	oklch(81.38% 0.115 224)
XYZ	xyz(45.2843, 55.5808, 97.9458)
Luminance	0.5558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D2F9 #F98A63

analogous

#63F9D5 #63D2F9 #6387F9

triadic

#63D2F9 #F963D2 #D2F963

tetradic

#63D2F9 #D563F9 #F98A63 #87F963

square

#63D2F9 #D563F9 #F98A63 #87F963

split-complementary

#63D2F9 #F96387 #F9D563

monochromatic

#08A3D9 #28C1F7 #63D2F9 #9EE3FB #D9F4FE

Accessibility & contrast

On white

1.73

#63D2F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.12

#63D2F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D2F9

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D2F9	#FFFFFF	#000000	##000000
##63D2F9	1.00	1.73	12.12	12.12
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.12	21.00	1.00	1.00
##000000	12.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCCEFB

Deuteranopia (green-blind)

#A7BEF9

Tritanopia (blue-blind)

#00DEDE

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #63d2f9;
/* rgb */ color: rgb(99, 210, 249);
/* oklch */ color: oklch(81.4% 0.115 224.0);

Tailwind

colors: {
  custom: {
    50: '#9ce0fb',
    500: '#63d2f9',
    950: '#000000',
  },
}

SCSS

$custom: #63d2f9;
$custom-light: #9ce0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#63d2f9",
  "rgb": {
    "r": 99,
    "g": 210,
    "b": 249
  },
  "hsl": {
    "h": 195.6,
    "s": 92.593,
    "l": 68.235
  },
  "oklch": {
    "l": 0.81382,
    "c": 0.1147,
    "h": 224
  },
  "luminance": 0.55585
}

Semantic roles & 50–950 ramp

primary

#63D2F9

secondary

#D2592E

accent

#3C00E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D2F9

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

Preview Lab → · Contrast checker → · Palette generator →