#63A8D5#63A8D5

#63A8D5 is a light, moderate cyan. Relative luminance 0.355; OKLCH L 70.4% C 0.096 H 238.8°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#63A8D5
RGB	rgb(99, 168, 213)
HSL	hsl(204, 58%, 61%)
HSV	hsv(204, 54%, 84%)
CMYK	cmyk(53.5%, 21.1%, 0%, 16.5%)
CIE-LAB	lab(66.10, -9.16, -29.51)
CIE-LCH	lch(66.10, 30.90, 252.76°)
OKLab	oklab(70.38% -0.0499 -0.0824)
OKLCH	oklch(70.38% 0.096 238.8)
XYZ	xyz(31.1541, 35.4594, 68.1405)
Luminance	0.3546 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A8D5 #D59063

analogous

#63D5C9 #63A8D5 #636FD5

triadic

#63A8D5 #D563A8 #A8D563

tetradic

#63A8D5 #C963D5 #D59063 #6FD563

square

#63A8D5 #C963D5 #D59063 #6FD563

split-complementary

#63A8D5 #D5636F #D5C963

monochromatic

#286A95 #358DC6 #63A8D5 #93C3E2 #C3DEEF

Accessibility & contrast

On white

2.60

#63A8D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#63A8D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A8D5

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A8D5	#FFFFFF	#000000	##000000
##63A8D5	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94A7D7

Deuteranopia (green-blind)

#849BD4

Tritanopia (blue-blind)

#15B3B7

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #63a8d5;
/* rgb */ color: rgb(99, 168, 213);
/* oklch */ color: oklch(70.4% 0.096 238.8);

Tailwind

colors: {
  custom: {
    50: '#97c1e2',
    500: '#63a8d5',
    950: '#000000',
  },
}

SCSS

$custom: #63a8d5;
$custom-light: #97c1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#63a8d5",
  "rgb": {
    "r": 99,
    "g": 168,
    "b": 213
  },
  "hsl": {
    "h": 203.684,
    "s": 57.576,
    "l": 61.176
  },
  "oklch": {
    "l": 0.70376,
    "c": 0.0963,
    "h": 238.8
  },
  "luminance": 0.35462
}

Semantic roles & 50–950 ramp

primary

#63A8D5

secondary

#DFC5B4

accent

#6120C5

background

#F9FBFD

surface

#F2F7FB

border

#CCD0D4

text

#0E1215

muted

#7E8183

Preview Lab

Preview with #63A8D5

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

Preview Lab → · Contrast checker → · Palette generator →