#3C64BD#3C64BD

#3C64BD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.1% C 0.147 H 263.8°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3C64BD
RGB	rgb(60, 100, 189)
HSL	hsl(221, 52%, 49%)
HSV	hsv(221, 68%, 74%)
CMYK	cmyk(68.3%, 47.1%, 0%, 25.9%)
CIE-LAB	lab(43.87, 15.72, -51.04)
CIE-LCH	lch(43.87, 53.41, 287.12°)
OKLab	oklab(52.15% -0.0158 -0.1462)
OKLCH	oklch(52.15% 0.147 263.8)
XYZ	xyz(15.6027, 13.7476, 49.9655)
Luminance	0.1375 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C64BD #BD953C

analogous

#3CA5BD #3C64BD #553CBD

triadic

#3C64BD #BD3C64 #64BD3C

tetradic

#3C64BD #BD3CA5 #BD953C #3CBD55

square

#3C64BD #BD3CA5 #BD953C #3CBD55

split-complementary

#3C64BD #BD553C #A5BD3C

monochromatic

#1F3360 #2D4B8F #3C64BD #6787CF #96ACDE

Accessibility & contrast

On white

5.60

#3C64BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3C64BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C64BD

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C64BD	#FFFFFF	#000000	##FFFFFF
##3C64BD	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#366EC0

Deuteranopia (green-blind)

#1A62BB

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3c64bd;
/* rgb */ color: rgb(60, 100, 189);
/* oklch */ color: oklch(52.1% 0.147 263.8);

Tailwind

colors: {
  custom: {
    50: '#808fd1',
    500: '#3c64bd',
    950: '#000000',
  },
}

SCSS

$custom: #3c64bd;
$custom-light: #808fd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c64bd",
  "rgb": {
    "r": 60,
    "g": 100,
    "b": 189
  },
  "hsl": {
    "h": 221.395,
    "s": 51.807,
    "l": 48.824
  },
  "oklch": {
    "l": 0.52148,
    "c": 0.14704,
    "h": 263.8
  },
  "luminance": 0.13749
}

Semantic roles & 50–950 ramp

primary

#3C64BD

secondary

#C9B68C

accent

#AF4DDB

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3C64BD

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

Preview Lab → · Contrast checker → · Palette generator →