#63BDD9#63BDD9

#63BDD9 is a light, moderate cyan. Relative luminance 0.441; OKLCH L 75.3% C 0.095 H 220.6°. Best body text is #000000 at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#63BDD9
RGB	rgb(99, 189, 217)
HSL	hsl(194, 61%, 62%)
HSV	hsv(194, 54%, 85%)
CMYK	cmyk(54.4%, 12.9%, 0%, 14.9%)
CIE-LAB	lab(72.26, -19.15, -22.26)
CIE-LCH	lch(72.26, 29.36, 229.30°)
OKLab	oklab(75.33% -0.072 -0.0617)
OKLCH	oklch(75.33% 0.095 220.6)
XYZ	xyz(35.8627, 44.0543, 72.2456)
Luminance	0.4406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BDD9 #D97F63

analogous

#63D9BA #63BDD9 #6382D9

triadic

#63BDD9 #D963BD #BDD963

tetradic

#63BDD9 #BA63D9 #D97F63 #82D963

square

#63BDD9 #BA63D9 #D97F63 #82D963

split-complementary

#63BDD9 #D96382 #D9BA63

monochromatic

#26809C #32A8CD #63BDD9 #94D2E5 #C5E7F1

Accessibility & contrast

On white

2.14

#63BDD9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.81

#63BDD9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BDD9

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BDD9	#FFFFFF	#000000	##000000
##63BDD9	1.00	2.14	9.81	9.81
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.81	21.00	1.00	1.00
##000000	9.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB9DB

Deuteranopia (green-blind)

#9BACD9

Tritanopia (blue-blind)

#00C6C6

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #63bdd9;
/* rgb */ color: rgb(99, 189, 217);
/* oklch */ color: oklch(75.3% 0.095 220.6);

Tailwind

colors: {
  custom: {
    50: '#98d1e4',
    500: '#63bdd9',
    950: '#000000',
  },
}

SCSS

$custom: #63bdd9;
$custom-light: #98d1e4;
$custom-dark: #000000;

JSON

{
  "hex": "#63bdd9",
  "rgb": {
    "r": 99,
    "g": 189,
    "b": 217
  },
  "hsl": {
    "h": 194.237,
    "s": 60.825,
    "l": 61.961
  },
  "oklch": {
    "l": 0.75327,
    "c": 0.09482,
    "h": 220.6
  },
  "luminance": 0.44058
}

Semantic roles & 50–950 ramp

primary

#63BDD9

secondary

#E2C0B6

accent

#461DC9

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #63BDD9

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

Preview Lab → · Contrast checker → · Palette generator →