#6364FF#6364FF

#6364FF is a mid, highly saturated blue. Relative luminance 0.190; OKLCH L 59.3% C 0.224 H 276.8°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#6364FF
RGB	rgb(99, 100, 255)
HSL	hsl(240, 100%, 69%)
HSV	hsv(240, 61%, 100%)
CMYK	cmyk(61.2%, 60.8%, 0%, 0%)
CIE-LAB	lab(50.67, 44.32, -77.36)
CIE-LCH	lch(50.67, 89.15, 299.81°)
OKLab	oklab(59.28% 0.0266 -0.2227)
OKLCH	oklch(59.28% 0.224 276.8)
XYZ	xyz(27.7469, 18.9848, 96.7906)
Luminance	0.1899 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6364FF #FFFE63

analogous

#63B2FF #6364FF #B063FF

triadic

#6364FF #FF6364 #64FF63

tetradic

#6364FF #FF63B2 #FFFE63 #63FFB0

square

#6364FF #FF63B2 #FFFE63 #63FFB0

split-complementary

#6364FF #FFB063 #B2FF63

monochromatic

#0001E8 #2627FF #6364FF #A0A1FF #DDDEFF

Accessibility & contrast

On white

4.38

#6364FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#6364FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6364FF

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6364FF	#FFFFFF	#000000	##000000
##6364FF	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007FFF

Deuteranopia (green-blind)

#0072FC

Tritanopia (blue-blind)

#008BA8

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6364ff;
/* rgb */ color: rgb(99, 100, 255);
/* oklch */ color: oklch(59.3% 0.224 276.8);

Tailwind

colors: {
  custom: {
    50: '#9e90ff',
    500: '#6364ff',
    950: '#000000',
  },
}

SCSS

$custom: #6364ff;
$custom-light: #9e90ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6364ff",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 255
  },
  "hsl": {
    "h": 239.615,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.5928,
    "c": 0.22428,
    "h": 276.8
  },
  "luminance": 0.18987
}

Semantic roles & 50–950 ramp

primary

#6364FF

secondary

#F5F5C8

accent

#E400E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #6364FF

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

Preview Lab → · Contrast checker → · Palette generator →