#63C7E8#63C7E8

#63C7E8 is a light, moderate cyan. Relative luminance 0.493; OKLCH L 78.2% C 0.104 H 222.2°. Best body text is #000000 at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#63C7E8
RGB	rgb(99, 199, 232)
HSL	hsl(195, 74%, 65%)
HSV	hsv(195, 57%, 91%)
CMYK	cmyk(57.3%, 14.2%, 0%, 9%)
CIE-LAB	lab(75.65, -19.95, -25.22)
CIE-LCH	lch(75.65, 32.16, 231.65°)
OKLab	oklab(78.21% -0.0772 -0.0701)
OKLCH	oklch(78.21% 0.104 222.2)
XYZ	xyz(40.1288, 49.3219, 83.7336)
Luminance	0.4933 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C7E8 #E88463

analogous

#63E8C6 #63C7E8 #6385E8

triadic

#63C7E8 #E863C7 #C7E863

tetradic

#63C7E8 #C663E8 #E88463 #85E863

square

#63C7E8 #C663E8 #E88463 #85E863

split-complementary

#63C7E8 #E86385 #E8C663

monochromatic

#1B8FB6 #2EB4E0 #63C7E8 #98DAF0 #CEEDF8

Accessibility & contrast

On white

1.93

#63C7E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.87

#63C7E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C7E8

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C7E8	#FFFFFF	#000000	##000000
##63C7E8	1.00	1.93	10.87	10.87
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.87	21.00	1.00	1.00
##000000	10.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C3EA

Deuteranopia (green-blind)

#A0B4E8

Tritanopia (blue-blind)

#00D1D1

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #63c7e8;
/* rgb */ color: rgb(99, 199, 232);
/* oklch */ color: oklch(78.2% 0.104 222.2);

Tailwind

colors: {
  custom: {
    50: '#9ad8ef',
    500: '#63c7e8',
    950: '#000000',
  },
}

SCSS

$custom: #63c7e8;
$custom-light: #9ad8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#63c7e8",
  "rgb": {
    "r": 99,
    "g": 199,
    "b": 232
  },
  "hsl": {
    "h": 194.887,
    "s": 74.302,
    "l": 64.902
  },
  "oklch": {
    "l": 0.78207,
    "c": 0.10425,
    "h": 222.2
  },
  "luminance": 0.49326
}

Semantic roles & 50–950 ramp

primary

#63C7E8

secondary

#EAC8BD

accent

#410FD6

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #63C7E8

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

Preview Lab → · Contrast checker → · Palette generator →