#6374F7#6374F7

#6374F7 is a mid, vivid blue. Relative luminance 0.219; OKLCH L 61.5% C 0.195 H 273.7°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#6374F7
RGB	rgb(99, 116, 247)
HSL	hsl(233, 90%, 68%)
HSV	hsv(233, 60%, 97%)
CMYK	cmyk(59.9%, 53%, 0%, 3.1%)
CIE-LAB	lab(53.87, 32.20, -67.72)
CIE-LCH	lch(53.87, 74.98, 295.43°)
OKLab	oklab(61.48% 0.0125 -0.1942)
OKLCH	oklch(61.48% 0.195 273.7)
XYZ	xyz(28.1740, 21.8566, 90.7117)
Luminance	0.2186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6374F7 #F7E663

analogous

#63BEF7 #6374F7 #9C63F7

triadic

#6374F7 #F76374 #74F763

tetradic

#6374F7 #F763BE #F7E663 #63F79C

square

#6374F7 #F763BE #F7E663 #63F79C

split-complementary

#6374F7 #F79C63 #BEF763

monochromatic

#0B22D5 #2940F4 #6374F7 #9DA8FA #D7DCFD

Accessibility & contrast

On white

3.91

#6374F7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#6374F7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374F7

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6374F7	#FFFFFF	#000000	##000000
##6374F7	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D87FC

Deuteranopia (green-blind)

#007BF4

Tritanopia (blue-blind)

#0093AA

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #6374f7;
/* rgb */ color: rgb(99, 116, 247);
/* oklch */ color: oklch(61.5% 0.195 273.7);

Tailwind

colors: {
  custom: {
    50: '#9c9bfb',
    500: '#6374f7',
    950: '#000000',
  },
}

SCSS

$custom: #6374f7;
$custom-light: #9c9bfb;
$custom-dark: #000000;

JSON

{
  "hex": "#6374f7",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 247
  },
  "hsl": {
    "h": 233.108,
    "s": 90.244,
    "l": 67.843
  },
  "oklch": {
    "l": 0.61483,
    "c": 0.19461,
    "h": 273.7
  },
  "luminance": 0.21859
}

Semantic roles & 50–950 ramp

primary

#6374F7

secondary

#F2ECC4

accent

#CB00E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6374F7

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

Preview Lab → · Contrast checker → · Palette generator →