#6397F4#6397F4

#6397F4 is a light, vivid blue. Relative luminance 0.313; OKLCH L 68.2% C 0.149 H 261.2°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#6397F4
RGB	rgb(99, 151, 244)
HSL	hsl(218, 87%, 67%)
HSV	hsv(218, 59%, 96%)
CMYK	cmyk(59.4%, 38.1%, 0%, 4.3%)
CIE-LAB	lab(62.77, 10.23, -51.81)
CIE-LCH	lch(62.77, 52.81, 281.17°)
OKLab	oklab(68.22% -0.0227 -0.1471)
OKLCH	oklch(68.22% 0.149 261.2)
XYZ	xyz(32.5356, 31.3147, 89.9002)
Luminance	0.3132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6397F4 #F4C063

analogous

#63DFF4 #6397F4 #7863F4

triadic

#6397F4 #F46397 #97F463

tetradic

#6397F4 #F463DF #F4C063 #63F478

square

#6397F4 #F463DF #F4C063 #63F478

split-complementary

#6397F4 #F47863 #DFF463

monochromatic

#0F53CE #2A71F0 #6397F4 #9CBDF8 #D5E3FC

Accessibility & contrast

On white

2.89

#6397F4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#6397F4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6397F4

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6397F4	#FFFFFF	#000000	##000000
##6397F4	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F9FF8

Deuteranopia (green-blind)

#5C92F2

Tritanopia (blue-blind)

#00ACBA

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #6397f4;
/* rgb */ color: rgb(99, 151, 244);
/* oklch */ color: oklch(68.2% 0.149 261.2);

Tailwind

colors: {
  custom: {
    50: '#9ab5f8',
    500: '#6397f4',
    950: '#000000',
  },
}

SCSS

$custom: #6397f4;
$custom-light: #9ab5f8;
$custom-dark: #000000;

JSON

{
  "hex": "#6397f4",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 244
  },
  "hsl": {
    "h": 218.483,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.68221,
    "c": 0.14884,
    "h": 261.2
  },
  "luminance": 0.31318
}

Semantic roles & 50–950 ramp

primary

#6397F4

secondary

#F0E0C3

accent

#9302E3

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6397F4

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

Preview Lab → · Contrast checker → · Palette generator →