#63D9EF#63D9EF

#63D9EF is a very light, moderate teal. Relative luminance 0.585; OKLCH L 82.6% C 0.110 H 211.7°. Best body text is #000000 at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#63D9EF
RGB	rgb(99, 217, 239)
HSL	hsl(189, 81%, 66%)
HSV	hsv(189, 59%, 94%)
CMYK	cmyk(58.6%, 9.2%, 0%, 6.3%)
CIE-LAB	lab(81.02, -26.96, -20.80)
CIE-LCH	lch(81.02, 34.05, 217.65°)
OKLab	oklab(82.59% -0.0935 -0.0576)
OKLCH	oklch(82.59% 0.11 211.7)
XYZ	xyz(45.5321, 58.5058, 90.5378)
Luminance	0.5851 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63D9EF #EF7963

analogous

#63EFBF #63D9EF #6393EF

triadic

#63D9EF #EF63D9 #D9EF63

tetradic

#63D9EF #BF63EF #EF7963 #93EF63

square

#63D9EF #BF63EF #EF7963 #93EF63

split-complementary

#63D9EF #EF6393 #EFBF63

monochromatic

#14A8C4 #2BCBE9 #63D9EF #9BE7F5 #D2F4FA

Accessibility & contrast

On white

1.65

#63D9EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.70

#63D9EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63D9EF

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63D9EF	#FFFFFF	#000000	##000000
##63D9EF	1.00	1.65	12.70	12.70
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.70	21.00	1.00	1.00
##000000	12.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D2F0

Deuteranopia (green-blind)

#B2C2EF

Tritanopia (blue-blind)

#00E2E0

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #63d9ef;
/* rgb */ color: rgb(99, 217, 239);
/* oklch */ color: oklch(82.6% 0.110 211.7);

Tailwind

colors: {
  custom: {
    50: '#9ce5f4',
    500: '#63d9ef',
    950: '#000000',
  },
}

SCSS

$custom: #63d9ef;
$custom-light: #9ce5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#63d9ef",
  "rgb": {
    "r": 99,
    "g": 217,
    "b": 239
  },
  "hsl": {
    "h": 189.429,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.82587,
    "c": 0.10981,
    "h": 211.7
  },
  "luminance": 0.5851
}

Semantic roles & 50–950 ramp

primary

#63D9EF

secondary

#C14B35

accent

#2908DE

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #63D9EF

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

Preview Lab → · Contrast checker → · Palette generator →