#6397F8#6397F8

#6397F8 is a light, vivid blue. Relative luminance 0.316; OKLCH L 68.4% C 0.154 H 261.8°. Best body text is #000000 at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#6397F8
RGB	rgb(99, 151, 248)
HSL	hsl(219, 91%, 68%)
HSV	hsv(219, 60%, 97%)
CMYK	cmyk(60.1%, 39.1%, 0%, 2.7%)
CIE-LAB	lab(62.98, 11.53, -53.68)
CIE-LCH	lch(62.98, 54.91, 282.12°)
OKLab	oklab(68.45% -0.0218 -0.1526)
OKLCH	oklch(68.45% 0.154 261.8)
XYZ	xyz(33.1496, 31.5603, 93.1335)
Luminance	0.3156 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6397F8 #F8C463

analogous

#63E2F8 #6397F8 #7963F8

triadic

#6397F8 #F86397 #97F863

tetradic

#6397F8 #F863E2 #F8C463 #63F879

square

#6397F8 #F863E2 #F8C463 #63F879

split-complementary

#6397F8 #F87963 #E2F863

monochromatic

#0A51D7 #2870F5 #6397F8 #9EBEFB #D8E5FD

Accessibility & contrast

On white

2.87

#6397F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.31

#6397F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6397F8

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6397F8	#FFFFFF	#000000	##000000
##6397F8	1.00	2.87	7.31	7.31
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.31	21.00	1.00	1.00
##000000	7.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6DA0FC

Deuteranopia (green-blind)

#5892F6

Tritanopia (blue-blind)

#00ADBB

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #6397f8;
/* rgb */ color: rgb(99, 151, 248);
/* oklch */ color: oklch(68.4% 0.154 261.8);

Tailwind

colors: {
  custom: {
    50: '#9bb5fb',
    500: '#6397f8',
    950: '#000000',
  },
}

SCSS

$custom: #6397f8;
$custom-light: #9bb5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#6397f8",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 248
  },
  "hsl": {
    "h": 219.06,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.68447,
    "c": 0.15413,
    "h": 261.8
  },
  "luminance": 0.31563
}

Semantic roles & 50–950 ramp

primary

#6397F8

secondary

#F2E2C5

accent

#9500E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6397F8

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

Preview Lab → · Contrast checker → · Palette generator →