#63BFD2#63BFD2

#63BFD2 is a light, moderate cyan. Relative luminance 0.446; OKLCH L 75.5% C 0.091 H 212.8°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#63BFD2
RGB	rgb(99, 191, 210)
HSL	hsl(190, 55%, 61%)
HSV	hsv(190, 53%, 82%)
CMYK	cmyk(52.9%, 9%, 0%, 17.6%)
CIE-LAB	lab(72.60, -22.16, -17.93)
CIE-LCH	lch(72.60, 28.50, 218.99°)
OKLab	oklab(75.52% -0.0769 -0.0496)
OKLCH	oklch(75.52% 0.092 212.8)
XYZ	xyz(35.4047, 44.5642, 67.6963)
Luminance	0.4457 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BFD2 #D27663

analogous

#63D2AD #63BFD2 #6387D2

triadic

#63BFD2 #D263BF #BFD263

tetradic

#63BFD2 #AD63D2 #D27663 #87D263

square

#63BFD2 #AD63D2 #D27663 #87D263

split-complementary

#63BFD2 #D26387 #D2AD63

monochromatic

#2A7F91 #37A9C0 #63BFD2 #92D2E0 #C2E6ED

Accessibility & contrast

On white

2.12

#63BFD2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#63BFD2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BFD2

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BFD2	#FFFFFF	#000000	##000000
##63BFD2	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0B9D3

Deuteranopia (green-blind)

#9FADD2

Tritanopia (blue-blind)

#05C7C5

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #63bfd2;
/* rgb */ color: rgb(99, 191, 210);
/* oklch */ color: oklch(75.5% 0.091 212.8);

Tailwind

colors: {
  custom: {
    50: '#98d2df',
    500: '#63bfd2',
    950: '#000000',
  },
}

SCSS

$custom: #63bfd2;
$custom-light: #98d2df;
$custom-dark: #000000;

JSON

{
  "hex": "#63bfd2",
  "rgb": {
    "r": 99,
    "g": 191,
    "b": 210
  },
  "hsl": {
    "h": 190.27,
    "s": 55.224,
    "l": 60.588
  },
  "oklch": {
    "l": 0.75519,
    "c": 0.0915,
    "h": 212.8
  },
  "luminance": 0.44567
}

Semantic roles & 50–950 ramp

primary

#63BFD2

secondary

#DEBBB3

accent

#3E23C3

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #63BFD2

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

Preview Lab → · Contrast checker → · Palette generator →