#63A7EA#63A7EA

#63A7EA is a light, vivid cyan. Relative luminance 0.362; OKLCH L 71.1% C 0.121 H 249.5°. Best body text is #000000 at 8.25:1 contrast (WCAG AA passes).

Color values

HEX	#63A7EA
RGB	rgb(99, 167, 234)
HSL	hsl(210, 76%, 65%)
HSV	hsv(210, 58%, 92%)
CMYK	cmyk(57.7%, 28.6%, 0%, 8.2%)
CIE-LAB	lab(66.69, -2.16, -40.15)
CIE-LCH	lch(66.69, 40.21, 266.92°)
OKLab	oklab(71.13% -0.0422 -0.113)
OKLCH	oklch(71.13% 0.121 249.5)
XYZ	xyz(33.8102, 36.2276, 83.0368)
Luminance	0.3623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A7EA #EAA663

analogous

#63EAEA #63A7EA #6363EA

triadic

#63A7EA #EA63A7 #A7EA63

tetradic

#63A7EA #EA63EA #EAA663 #63EA63

square

#63A7EA #EA63EA #EAA663 #63EA63

split-complementary

#63A7EA #EA6363 #EAEA63

monochromatic

#196ABA #2D89E3 #63A7EA #99C5F1 #CFE4F9

Accessibility & contrast

On white

2.55

#63A7EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.25

#63A7EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #63A7EA

8.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A7EA	#FFFFFF	#000000	##000000
##63A7EA	1.00	2.55	8.25	8.25
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.25	21.00	1.00	1.00
##000000	8.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BAAED

Deuteranopia (green-blind)

#799CE9

Tritanopia (blue-blind)

#00B7BE

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #63a7ea;
/* rgb */ color: rgb(99, 167, 234);
/* oklch */ color: oklch(71.1% 0.121 249.5);

Tailwind

colors: {
  custom: {
    50: '#99c0f1',
    500: '#63a7ea',
    950: '#000000',
  },
}

SCSS

$custom: #63a7ea;
$custom-light: #99c0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#63a7ea",
  "rgb": {
    "r": 99,
    "g": 167,
    "b": 234
  },
  "hsl": {
    "h": 209.778,
    "s": 76.271,
    "l": 65.294
  },
  "oklch": {
    "l": 0.71128,
    "c": 0.1206,
    "h": 249.5
  },
  "luminance": 0.36231
}

Semantic roles & 50–950 ramp

primary

#63A7EA

secondary

#EBD4BE

accent

#720DD8

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #63A7EA

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

Preview Lab → · Contrast checker → · Palette generator →