#63D8E9#63D8E9

#63D8E9 is a very light, moderate teal. Relative luminance 0.576; OKLCH L 82.1% C 0.107 H 208.2°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#63D8E9
RGB	rgb(99, 216, 233)
HSL	hsl(188, 75%, 65%)
HSV	hsv(188, 58%, 91%)
CMYK	cmyk(57.5%, 7.3%, 0%, 8.6%)
CIE-LAB	lab(80.54, -28.15, -18.33)
CIE-LCH	lch(80.54, 33.59, 213.06°)
OKLab	oklab(82.14% -0.0948 -0.0507)
OKLCH	oklch(82.14% 0.107 208.2)
XYZ	xyz(44.4034, 57.6432, 85.8612)
Luminance	0.5765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D8E9 #E97463

analogous

#63E9B7 #63D8E9 #6395E9

triadic

#63D8E9 #E963D8 #D8E963

tetradic

#63D8E9 #B763E9 #E97463 #95E963

square

#63D8E9 #B763E9 #E97463 #95E963

split-complementary

#63D8E9 #E96395 #E9B763

monochromatic

#1AA4B8 #2DCBE1 #63D8E9 #99E5F1 #CEF3F8

Accessibility & contrast

On white

1.68

#63D8E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.53

#63D8E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D8E9

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D8E9	#FFFFFF	#000000	##000000
##63D8E9	1.00	1.68	12.53	12.53
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.53	21.00	1.00	1.00
##000000	12.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C8D1EA

Deuteranopia (green-blind)

#B3C1E9

Tritanopia (blue-blind)

#00E1DD

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #63d8e9;
/* rgb */ color: rgb(99, 216, 233);
/* oklch */ color: oklch(82.1% 0.107 208.2);

Tailwind

colors: {
  custom: {
    50: '#9be4f0',
    500: '#63d8e9',
    950: '#000000',
  },
}

SCSS

$custom: #63d8e9;
$custom-light: #9be4f0;
$custom-dark: #000000;

JSON

{
  "hex": "#63d8e9",
  "rgb": {
    "r": 99,
    "g": 216,
    "b": 233
  },
  "hsl": {
    "h": 187.612,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.82137,
    "c": 0.10749,
    "h": 208.2
  },
  "luminance": 0.57648
}

Semantic roles & 50–950 ramp

primary

#63D8E9

secondary

#B74939

accent

#280ED7

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1516

muted

#808485

Preview Lab

Preview with #63D8E9

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

Preview Lab → · Contrast checker → · Palette generator →