#6397DC#6397DC

#6397DC is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.9% C 0.117 H 255.9°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#6397DC
RGB	rgb(99, 151, 220)
HSL	hsl(214, 63%, 63%)
HSV	hsv(214, 55%, 86%)
CMYK	cmyk(55%, 31.4%, 0%, 13.7%)
CIE-LAB	lab(61.61, 2.56, -40.38)
CIE-LCH	lch(61.61, 40.46, 273.63°)
OKLab	oklab(66.94% -0.0286 -0.1138)
OKLCH	oklch(66.94% 0.117 255.9)
XYZ	xyz(29.1260, 29.9508, 71.9425)
Luminance	0.2995 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6397DC #DCA863

analogous

#63D3DC #6397DC #6B63DC

triadic

#6397DC #DC6397 #97DC63

tetradic

#6397DC #DC63D3 #DCA863 #63DC6B

square

#6397DC #DC63D3 #DCA863 #63DC6B

split-complementary

#6397DC #DC6B63 #D3DC63

monochromatic

#245AA1 #3176D1 #6397DC #95B8E7 #C7DAF2

Accessibility & contrast

On white

3.00

#6397DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.99

#6397DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6397DC

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6397DC	#FFFFFF	#000000	##000000
##6397DC	1.00	3.00	6.99	6.99
#FFFFFF	3.00	1.00	21.00	21.00
#000000	6.99	21.00	1.00	1.00
##000000	6.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9BDF

Deuteranopia (green-blind)

#6C90DB

Tritanopia (blue-blind)

#0FA7B0

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #6397dc;
/* rgb */ color: rgb(99, 151, 220);
/* oklch */ color: oklch(66.9% 0.117 255.9);

Tailwind

colors: {
  custom: {
    50: '#97b5e7',
    500: '#6397dc',
    950: '#000000',
  },
}

SCSS

$custom: #6397dc;
$custom-light: #97b5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#6397dc",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 220
  },
  "hsl": {
    "h": 214.215,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.66938,
    "c": 0.11731,
    "h": 255.9
  },
  "luminance": 0.29953
}

Semantic roles & 50–950 ramp

primary

#6397DC

secondary

#E3D0B7

accent

#7F1ACB

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #6397DC

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

Preview Lab → · Contrast checker → · Palette generator →