#63C4E2#63C4E2

#63C4E2 is a light, moderate cyan. Relative luminance 0.476; OKLCH L 77.3% C 0.101 H 220.7°. Best body text is #000000 at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#63C4E2
RGB	rgb(99, 196, 226)
HSL	hsl(194, 69%, 64%)
HSV	hsv(194, 56%, 89%)
CMYK	cmyk(56.2%, 13.3%, 0%, 11.4%)
CIE-LAB	lab(74.58, -20.16, -23.61)
CIE-LCH	lch(74.58, 31.04, 229.51°)
OKLab	oklab(77.28% -0.0762 -0.0655)
OKLCH	oklch(77.28% 0.101 220.7)
XYZ	xyz(38.6076, 47.6199, 79.0937)
Luminance	0.4762 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C4E2 #E28163

analogous

#63E2C0 #63C4E2 #6384E2

triadic

#63C4E2 #E263C4 #C4E263

tetradic

#63C4E2 #C063E2 #E28163 #84E263

square

#63C4E2 #C063E2 #E28163 #84E263

split-complementary

#63C4E2 #E26384 #E2C063

monochromatic

#208AAB #2FB0D8 #63C4E2 #97D8EC #CAEBF5

Accessibility & contrast

On white

2.00

#63C4E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.52

#63C4E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C4E2

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C4E2	#FFFFFF	#000000	##000000
##63C4E2	1.00	2.00	10.52	10.52
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.52	21.00	1.00	1.00
##000000	10.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2BFE4

Deuteranopia (green-blind)

#9FB1E2

Tritanopia (blue-blind)

#00CECD

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #63c4e2;
/* rgb */ color: rgb(99, 196, 226);
/* oklch */ color: oklch(77.3% 0.101 220.7);

Tailwind

colors: {
  custom: {
    50: '#99d6eb',
    500: '#63c4e2',
    950: '#000000',
  },
}

SCSS

$custom: #63c4e2;
$custom-light: #99d6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#63c4e2",
  "rgb": {
    "r": 99,
    "g": 196,
    "b": 226
  },
  "hsl": {
    "h": 194.173,
    "s": 68.649,
    "l": 63.725
  },
  "oklch": {
    "l": 0.77284,
    "c": 0.10051,
    "h": 220.7
  },
  "luminance": 0.47623
}

Semantic roles & 50–950 ramp

primary

#63C4E2

secondary

#E7C5BA

accent

#4115D1

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #63C4E2

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

Preview Lab → · Contrast checker → · Palette generator →