#63AEEE#63AEEE

#63AEEE is a light, moderate cyan. Relative luminance 0.391; OKLCH L 72.9% C 0.120 H 246.2°. Best body text is #000000 at 8.82:1 contrast (WCAG AA passes).

Color values

HEX	#63AEEE
RGB	rgb(99, 174, 238)
HSL	hsl(208, 80%, 66%)
HSV	hsv(208, 58%, 93%)
CMYK	cmyk(58.4%, 26.9%, 0%, 6.7%)
CIE-LAB	lab(68.82, -4.82, -39.02)
CIE-LCH	lch(68.82, 39.31, 262.96°)
OKLab	oklab(72.86% -0.0484 -0.1097)
OKLCH	oklch(72.86% 0.12 246.2)
XYZ	xyz(35.7086, 39.0945, 86.5365)
Luminance	0.3910 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63AEEE #EEA363

analogous

#63EEE9 #63AEEE #6368EE

triadic

#63AEEE #EE63AE #AEEE63

tetradic

#63AEEE #E963EE #EEA363 #68EE63

square

#63AEEE #E963EE #EEA363 #68EE63

split-complementary

#63AEEE #EE6368 #EEE963

monochromatic

#1572C2 #2C91E8 #63AEEE #9ACBF4 #D1E7FA

Accessibility & contrast

On white

2.38

#63AEEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.82

#63AEEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63AEEE

8.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63AEEE	#FFFFFF	#000000	##000000
##63AEEE	1.00	2.38	8.82	8.82
#FFFFFF	2.38	1.00	21.00	21.00
#000000	8.82	21.00	1.00	1.00
##000000	8.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92B0F1

Deuteranopia (green-blind)

#80A2ED

Tritanopia (blue-blind)

#00BDC4

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #63aeee;
/* rgb */ color: rgb(99, 174, 238);
/* oklch */ color: oklch(72.9% 0.120 246.2);

Tailwind

colors: {
  custom: {
    50: '#9ac6f3',
    500: '#63aeee',
    950: '#000000',
  },
}

SCSS

$custom: #63aeee;
$custom-light: #9ac6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#63aeee",
  "rgb": {
    "r": 99,
    "g": 174,
    "b": 238
  },
  "hsl": {
    "h": 207.626,
    "s": 80.347,
    "l": 66.078
  },
  "oklch": {
    "l": 0.72859,
    "c": 0.11989,
    "h": 246.2
  },
  "luminance": 0.39098
}

Semantic roles & 50–950 ramp

primary

#63AEEE

secondary

#EDD5C0

accent

#6A09DD

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #63AEEE

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

Preview Lab → · Contrast checker → · Palette generator →