#63C2E5#63C2E5

#63C2E5 is a light, moderate cyan. Relative luminance 0.469; OKLCH L 76.9% C 0.103 H 224.7°. Best body text is #000000 at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#63C2E5
RGB	rgb(99, 194, 229)
HSL	hsl(196, 71%, 64%)
HSV	hsv(196, 57%, 90%)
CMYK	cmyk(56.8%, 15.3%, 0%, 10.2%)
CIE-LAB	lab(74.12, -18.25, -25.94)
CIE-LCH	lch(74.12, 31.72, 234.87°)
OKLab	oklab(76.95% -0.0729 -0.0721)
OKLCH	oklch(76.95% 0.103 224.7)
XYZ	xyz(38.5748, 46.8897, 81.1313)
Luminance	0.4689 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C2E5 #E58663

analogous

#63E5C7 #63C2E5 #6381E5

triadic

#63C2E5 #E563C2 #C2E563

tetradic

#63C2E5 #C763E5 #E58663 #81E563

square

#63C2E5 #C763E5 #E58663 #81E563

split-complementary

#63C2E5 #E56381 #E5C763

monochromatic

#1D89B0 #2FADDC #63C2E5 #97D7EE #CCEBF6

Accessibility & contrast

On white

2.02

#63C2E5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.38

#63C2E5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C2E5

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C2E5	#FFFFFF	#000000	##000000
##63C2E5	1.00	2.02	10.38	10.38
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.38	21.00	1.00	1.00
##000000	10.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBEE7

Deuteranopia (green-blind)

#9CB0E5

Tritanopia (blue-blind)

#00CDCD

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #63c2e5;
/* rgb */ color: rgb(99, 194, 229);
/* oklch */ color: oklch(76.9% 0.103 224.7);

Tailwind

colors: {
  custom: {
    50: '#99d4ed',
    500: '#63c2e5',
    950: '#000000',
  },
}

SCSS

$custom: #63c2e5;
$custom-light: #99d4ed;
$custom-dark: #000000;

JSON

{
  "hex": "#63c2e5",
  "rgb": {
    "r": 99,
    "g": 194,
    "b": 229
  },
  "hsl": {
    "h": 196.154,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.76948,
    "c": 0.10258,
    "h": 224.7
  },
  "luminance": 0.46893
}

Semantic roles & 50–950 ramp

primary

#63C2E5

secondary

#E8C7BB

accent

#4612D3

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #63C2E5

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

Preview Lab → · Contrast checker → · Palette generator →