#63DBF3#63DBF3

#63DBF3 is a very light, moderate cyan. Relative luminance 0.598; OKLCH L 83.2% C 0.112 H 212.8°. Best body text is #000000 at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#63DBF3
RGB	rgb(99, 219, 243)
HSL	hsl(190, 86%, 67%)
HSV	hsv(190, 59%, 95%)
CMYK	cmyk(59.3%, 9.9%, 0%, 4.7%)
CIE-LAB	lab(81.72, -26.81, -21.86)
CIE-LCH	lch(81.72, 34.59, 219.20°)
OKLab	oklab(83.19% -0.094 -0.0606)
OKLCH	oklch(83.19% 0.112 212.8)
XYZ	xyz(46.6482, 59.7820, 93.8573)
Luminance	0.5979 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63DBF3 #F37B63

analogous

#63F3C3 #63DBF3 #6393F3

triadic

#63DBF3 #F363DB #DBF363

tetradic

#63DBF3 #C363F3 #F37B63 #93F363

square

#63DBF3 #C363F3 #F37B63 #93F363

split-complementary

#63DBF3 #F36393 #F3C363

monochromatic

#10ADCC #2ACEEF #63DBF3 #9CE8F7 #D5F5FC

Accessibility & contrast

On white

1.62

#63DBF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.96

#63DBF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63DBF3

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63DBF3	#FFFFFF	#000000	##000000
##63DBF3	1.00	1.62	12.96	12.96
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.96	21.00	1.00	1.00
##000000	12.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C9D4F4

Deuteranopia (green-blind)

#B3C4F3

Tritanopia (blue-blind)

#00E5E2

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #63dbf3;
/* rgb */ color: rgb(99, 219, 243);
/* oklch */ color: oklch(83.2% 0.112 212.8);

Tailwind

colors: {
  custom: {
    50: '#9ce6f7',
    500: '#63dbf3',
    950: '#000000',
  },
}

SCSS

$custom: #63dbf3;
$custom-light: #9ce6f7;
$custom-dark: #000000;

JSON

{
  "hex": "#63dbf3",
  "rgb": {
    "r": 99,
    "g": 219,
    "b": 243
  },
  "hsl": {
    "h": 190,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.83192,
    "c": 0.11183,
    "h": 212.8
  },
  "luminance": 0.59787
}

Semantic roles & 50–950 ramp

primary

#63DBF3

secondary

#C84B32

accent

#2803E2

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #63DBF3

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

Preview Lab → · Contrast checker → · Palette generator →