#63C3DA#63C3DA

#63C3DA is a light, moderate cyan. Relative luminance 0.467; OKLCH L 76.7% C 0.096 H 215.5°. Best body text is #000000 at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#63C3DA
RGB	rgb(99, 195, 218)
HSL	hsl(192, 62%, 62%)
HSV	hsv(192, 55%, 85%)
CMYK	cmyk(54.6%, 10.6%, 0%, 14.5%)
CIE-LAB	lab(74.02, -21.93, -20.13)
CIE-LCH	lch(74.02, 29.77, 222.54°)
OKLab	oklab(76.74% -0.0782 -0.0557)
OKLCH	oklch(76.74% 0.096 215.5)
XYZ	xyz(37.3106, 46.7414, 73.3718)
Luminance	0.4674 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C3DA #DA7A63

analogous

#63DAB6 #63C3DA #6387DA

triadic

#63C3DA #DA63C3 #C3DA63

tetradic

#63C3DA #B663DA #DA7A63 #87DA63

square

#63C3DA #B663DA #DA7A63 #87DA63

split-complementary

#63C3DA #DA6387 #DAB663

monochromatic

#25869D #32B0CE #63C3DA #94D6E6 #C6E9F1

Accessibility & contrast

On white

2.03

#63C3DA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.35

#63C3DA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C3DA

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C3DA	#FFFFFF	#000000	##000000
##63C3DA	1.00	2.03	10.35	10.35
#FFFFFF	2.03	1.00	21.00	21.00
#000000	10.35	21.00	1.00	1.00
##000000	10.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3BEDB

Deuteranopia (green-blind)

#A1B0DA

Tritanopia (blue-blind)

#00CCCA

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #63c3da;
/* rgb */ color: rgb(99, 195, 218);
/* oklch */ color: oklch(76.7% 0.096 215.5);

Tailwind

colors: {
  custom: {
    50: '#99d5e5',
    500: '#63c3da',
    950: '#000000',
  },
}

SCSS

$custom: #63c3da;
$custom-light: #99d5e5;
$custom-dark: #000000;

JSON

{
  "hex": "#63c3da",
  "rgb": {
    "r": 99,
    "g": 195,
    "b": 218
  },
  "hsl": {
    "h": 191.597,
    "s": 61.658,
    "l": 62.157
  },
  "oklch": {
    "l": 0.76745,
    "c": 0.09602,
    "h": 215.5
  },
  "luminance": 0.46745
}

Semantic roles & 50–950 ramp

primary

#63C3DA

secondary

#E2BFB7

accent

#3E1CC9

background

#F9FDFE

surface

#F2FAFC

border

#CCD3D5

text

#0F1415

muted

#7E8384

Preview Lab

Preview with #63C3DA

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

Preview Lab → · Contrast checker → · Palette generator →