#63BCD0#63BCD0

#63BCD0 is a light, moderate cyan. Relative luminance 0.432; OKLCH L 74.7% C 0.090 H 214.2°. Best body text is #000000 at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#63BCD0
RGB	rgb(99, 188, 208)
HSL	hsl(191, 54%, 60%)
HSV	hsv(191, 52%, 82%)
CMYK	cmyk(52.4%, 9.6%, 0%, 18.4%)
CIE-LAB	lab(71.67, -21.19, -18.26)
CIE-LCH	lch(71.67, 27.97, 220.75°)
OKLab	oklab(74.75% -0.0743 -0.0505)
OKLCH	oklch(74.75% 0.09 214.2)
XYZ	xyz(34.5095, 43.1701, 66.1763)
Luminance	0.4317 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63BCD0 #D07763

analogous

#63D0AD #63BCD0 #6385D0

triadic

#63BCD0 #D063BC #BCD063

tetradic

#63BCD0 #AD63D0 #D07763 #85D063

square

#63BCD0 #AD63D0 #D07763 #85D063

split-complementary

#63BCD0 #D06385 #D0AD63

monochromatic

#2B7C8E #39A5BD #63BCD0 #92D0DE #C1E4EC

Accessibility & contrast

On white

2.18

#63BCD0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.63

#63BCD0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63BCD0

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63BCD0	#FFFFFF	#000000	##000000
##63BCD0	1.00	2.18	9.63	9.63
#FFFFFF	2.18	1.00	21.00	21.00
#000000	9.63	21.00	1.00	1.00
##000000	9.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ADB7D1

Deuteranopia (green-blind)

#9DAAD0

Tritanopia (blue-blind)

#10C4C2

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #63bcd0;
/* rgb */ color: rgb(99, 188, 208);
/* oklch */ color: oklch(74.7% 0.090 214.2);

Tailwind

colors: {
  custom: {
    50: '#97d0de',
    500: '#63bcd0',
    950: '#000000',
  },
}

SCSS

$custom: #63bcd0;
$custom-light: #97d0de;
$custom-dark: #000000;

JSON

{
  "hex": "#63bcd0",
  "rgb": {
    "r": 99,
    "g": 188,
    "b": 208
  },
  "hsl": {
    "h": 191.009,
    "s": 53.695,
    "l": 60.196
  },
  "oklch": {
    "l": 0.74749,
    "c": 0.08986,
    "h": 214.2
  },
  "luminance": 0.43173
}

Semantic roles & 50–950 ramp

primary

#63BCD0

secondary

#DCBAB3

accent

#4124C1

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #63BCD0

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

Preview Lab → · Contrast checker → · Palette generator →