#63ABCC#63ABCC

#63ABCC is a light, moderate cyan. Relative luminance 0.361; OKLCH L 70.7% C 0.087 H 229.4°. Best body text is #000000 at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#63ABCC
RGB	rgb(99, 171, 204)
HSL	hsl(199, 51%, 59%)
HSV	hsv(199, 51%, 80%)
CMYK	cmyk(51.5%, 16.2%, 0%, 20%)
CIE-LAB	lab(66.62, -13.44, -23.74)
CIE-LCH	lch(66.62, 27.28, 240.49°)
OKLab	oklab(70.68% -0.0566 -0.0659)
OKLCH	oklch(70.68% 0.087 229.4)
XYZ	xyz(30.6035, 36.1356, 62.4772)
Luminance	0.3614 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63ABCC #CC8463

analogous

#63CCB9 #63ABCC #6377CC

triadic

#63ABCC #CC63AB #ABCC63

tetradic

#63ABCC #B963CC #CC8463 #77CC63

square

#63ABCC #B963CC #CC8463 #77CC63

split-complementary

#63ABCC #CC6377 #CCB963

monochromatic

#2C6B88 #3C90B6 #63ABCC #91C4DB #BFDDEA

Accessibility & contrast

On white

2.55

#63ABCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.23

#63ABCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63ABCC

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63ABCC	#FFFFFF	#000000	##000000
##63ABCC	1.00	2.55	8.23	8.23
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.23	21.00	1.00	1.00
##000000	8.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AA9CE

Deuteranopia (green-blind)

#8B9DCC

Tritanopia (blue-blind)

#24B4B6

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #63abcc;
/* rgb */ color: rgb(99, 171, 204);
/* oklch */ color: oklch(70.7% 0.087 229.4);

Tailwind

colors: {
  custom: {
    50: '#96c4db',
    500: '#63abcc',
    950: '#000000',
  },
}

SCSS

$custom: #63abcc;
$custom-light: #96c4db;
$custom-dark: #000000;

JSON

{
  "hex": "#63abcc",
  "rgb": {
    "r": 99,
    "g": 171,
    "b": 204
  },
  "hsl": {
    "h": 198.857,
    "s": 50.725,
    "l": 59.412
  },
  "oklch": {
    "l": 0.70675,
    "c": 0.08685,
    "h": 229.4
  },
  "luminance": 0.36138
}

Semantic roles & 50–950 ramp

primary

#63ABCC

secondary

#DABEB1

accent

#7A4EDA

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #63ABCC

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

Preview Lab → · Contrast checker → · Palette generator →