#6364AB#6364AB

#6364AB is a mid, moderate blue. Relative luminance 0.147; OKLCH L 53.5% C 0.110 H 281.4°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#6364AB
RGB	rgb(99, 100, 171)
HSL	hsl(239, 30%, 53%)
HSV	hsv(239, 42%, 67%)
CMYK	cmyk(42.1%, 41.5%, 0%, 32.9%)
CIE-LAB	lab(45.23, 18.08, -38.22)
CIE-LCH	lch(45.23, 42.28, 295.31°)
OKLab	oklab(53.48% 0.0217 -0.1077)
OKLCH	oklch(53.48% 0.11 281.4)
XYZ	xyz(17.0513, 14.7065, 40.4604)
Luminance	0.1471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6364AB #ABAA63

analogous

#6388AB #6364AB #8663AB

triadic

#6364AB #AB6364 #64AB63

tetradic

#6364AB #AB6388 #ABAA63 #63AB86

square

#6364AB #AB6388 #ABAA63 #63AB86

split-complementary

#6364AB #AB8663 #88AB63

monochromatic

#343460 #494A88 #6364AB #8B8CC0 #B3B3D6

Accessibility & contrast

On white

5.33

#6364AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#6364AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6364AB

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6364AB	#FFFFFF	#000000	##FFFFFF
##6364AB	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B6EAE

Deuteranopia (green-blind)

#4769A9

Tritanopia (blue-blind)

#4D727F

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #6364ab;
/* rgb */ color: rgb(99, 100, 171);
/* oklch */ color: oklch(53.5% 0.110 281.4);

Tailwind

colors: {
  custom: {
    50: '#9390c4',
    500: '#6364ab',
    950: '#000000',
  },
}

SCSS

$custom: #6364ab;
$custom-light: #9390c4;
$custom-dark: #000000;

JSON

{
  "hex": "#6364ab",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 171
  },
  "hsl": {
    "h": 239.167,
    "s": 30,
    "l": 52.941
  },
  "oklch": {
    "l": 0.53479,
    "c": 0.10992,
    "h": 281.4
  },
  "luminance": 0.14707
}

Semantic roles & 50–950 ramp

primary

#6364AB

secondary

#C4C4A5

accent

#C562C6

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0D0C13

muted

#7E7D82

Preview Lab

Preview with #6364AB

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

Preview Lab → · Contrast checker → · Palette generator →