#63C2EE#63C2EE

#63C2EE is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.3% C 0.110 H 230.5°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#63C2EE
RGB	rgb(99, 194, 238)
HSL	hsl(199, 80%, 66%)
HSV	hsv(199, 58%, 93%)
CMYK	cmyk(58.4%, 18.5%, 0%, 6.7%)
CIE-LAB	lab(74.45, -15.59, -30.30)
CIE-LCH	lch(74.45, 34.07, 242.76°)
OKLab	oklab(77.32% -0.0697 -0.0845)
OKLCH	oklch(77.32% 0.11 230.5)
XYZ	xyz(39.8641, 47.4055, 87.9217)
Luminance	0.4741 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63C2EE #EE8F63

analogous

#63EED5 #63C2EE #637CEE

triadic

#63C2EE #EE63C2 #C2EE63

tetradic

#63C2EE #D563EE #EE8F63 #7CEE63

square

#63C2EE #D563EE #EE8F63 #7CEE63

split-complementary

#63C2EE #EE637C #EED563

monochromatic

#158BC2 #2CACE8 #63C2EE #9AD8F4 #D1EDFA

Accessibility & contrast

On white

2.00

#63C2EE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.48

#63C2EE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63C2EE

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63C2EE	#FFFFFF	#000000	##000000
##63C2EE	1.00	2.00	10.48	10.48
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.48	21.00	1.00	1.00
##000000	10.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACBFF0

Deuteranopia (green-blind)

#98B1ED

Tritanopia (blue-blind)

#00CED0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #63c2ee;
/* rgb */ color: rgb(99, 194, 238);
/* oklch */ color: oklch(77.3% 0.110 230.5);

Tailwind

colors: {
  custom: {
    50: '#9ad4f3',
    500: '#63c2ee',
    950: '#000000',
  },
}

SCSS

$custom: #63c2ee;
$custom-light: #9ad4f3;
$custom-dark: #000000;

JSON

{
  "hex": "#63c2ee",
  "rgb": {
    "r": 99,
    "g": 194,
    "b": 238
  },
  "hsl": {
    "h": 198.993,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.77319,
    "c": 0.10955,
    "h": 230.5
  },
  "luminance": 0.47409
}

Semantic roles & 50–950 ramp

primary

#63C2EE

secondary

#EDCEC0

accent

#4C09DD

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #63C2EE

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

Preview Lab → · Contrast checker → · Palette generator →