#63BFDC#63BFDC

#63BFDC is a light, moderate cyan. Relative luminance 0.451; OKLCH L 75.9% C 0.097 H 221.0°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#63BFDC
RGB	rgb(99, 191, 220)
HSL	hsl(194, 63%, 63%)
HSV	hsv(194, 55%, 86%)
CMYK	cmyk(55%, 13.2%, 0%, 13.7%)
CIE-LAB	lab(72.94, -19.32, -22.86)
CIE-LCH	lch(72.94, 29.93, 229.80°)
OKLab	oklab(75.9% -0.073 -0.0634)
OKLCH	oklch(75.9% 0.097 221)
XYZ	xyz(36.6896, 45.0782, 74.4637)
Luminance	0.4508 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BFDC #DC8063

analogous

#63DCBC #63BFDC #6383DC

triadic

#63BFDC #DC63BF #BFDC63

tetradic

#63BFDC #BC63DC #DC8063 #83DC63

square

#63BFDC #BC63DC #DC8063 #83DC63

split-complementary

#63BFDC #DC6383 #DCBC63

monochromatic

#2483A1 #31AAD1 #63BFDC #95D4E7 #C7E8F2

Accessibility & contrast

On white

2.10

#63BFDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#63BFDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BFDC

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BFDC	#FFFFFF	#000000	##000000
##63BFDC	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBBDE

Deuteranopia (green-blind)

#9CADDC

Tritanopia (blue-blind)

#00C8C8

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #63bfdc;
/* rgb */ color: rgb(99, 191, 220);
/* oklch */ color: oklch(75.9% 0.097 221.0);

Tailwind

colors: {
  custom: {
    50: '#98d2e7',
    500: '#63bfdc',
    950: '#000000',
  },
}

SCSS

$custom: #63bfdc;
$custom-light: #98d2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#63bfdc",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 220
  },
  "hsl": {
    "h": 194.38,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.75903,
    "c": 0.09672,
    "h": 221
  },
  "luminance": 0.45082
}

Semantic roles & 50–950 ramp

primary

#63BFDC

secondary

#E3C2B7

accent

#451ACB

background

#F9FCFE

surface

#F2F9FC

border

#CCD2D5

text

#0F1416

muted

#7E8284

Preview Lab

Preview with #63BFDC

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

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