#3B64BE#3B64BE

#3B64BE is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.2% C 0.149 H 263.6°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3B64BE
RGB	rgb(59, 100, 190)
HSL	hsl(221, 53%, 49%)
HSV	hsv(221, 69%, 75%)
CMYK	cmyk(68.9%, 47.4%, 0%, 25.5%)
CIE-LAB	lab(43.89, 15.93, -51.60)
CIE-LCH	lch(43.89, 54.00, 287.15°)
OKLab	oklab(52.17% -0.0165 -0.1478)
OKLCH	oklch(52.17% 0.149 263.6)
XYZ	xyz(15.6518, 13.7603, 50.5363)
Luminance	0.1376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B64BE #BE953B

analogous

#3BA6BE #3B64BE #543BBE

triadic

#3B64BE #BE3B64 #64BE3B

tetradic

#3B64BE #BE3BA6 #BE953B #3BBE54

square

#3B64BE #BE3BA6 #BE953B #3BBE54

split-complementary

#3B64BE #BE543B #A6BE3B

monochromatic

#1E3361 #2C4B8F #3B64BE #6787D0 #95ACDE

Accessibility & contrast

On white

5.60

#3B64BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3B64BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B64BE

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B64BE	#FFFFFF	#000000	##FFFFFF
##3B64BE	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)

#356EC1

Deuteranopia (green-blind)

#1762BC

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3b64be;
/* rgb */ color: rgb(59, 100, 190);
/* oklch */ color: oklch(52.2% 0.149 263.6);

Tailwind

colors: {
  custom: {
    50: '#808fd2',
    500: '#3b64be',
    950: '#000000',
  },
}

SCSS

$custom: #3b64be;
$custom-light: #808fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b64be",
  "rgb": {
    "r": 59,
    "g": 100,
    "b": 190
  },
  "hsl": {
    "h": 221.221,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.5217,
    "c": 0.14875,
    "h": 263.6
  },
  "luminance": 0.13762
}

Semantic roles & 50–950 ramp

primary

#3B64BE

secondary

#CAB68B

accent

#AF4CDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3B64BE

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

Preview Lab → · Contrast checker → · Palette generator →