#3B64C5#3B64C5

#3B64C5 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.7% C 0.158 H 264.4°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#3B64C5
RGB	rgb(59, 100, 197)
HSL	hsl(222, 54%, 50%)
HSV	hsv(222, 70%, 77%)
CMYK	cmyk(70.1%, 49.2%, 0%, 22.7%)
CIE-LAB	lab(44.34, 18.48, -54.92)
CIE-LCH	lch(44.34, 57.95, 288.60°)
OKLab	oklab(52.66% -0.0155 -0.1576)
OKLCH	oklch(52.66% 0.158 264.4)
XYZ	xyz(16.4353, 14.0737, 54.6628)
Luminance	0.1407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B64C5 #C59C3B

analogous

#3BA9C5 #3B64C5 #573BC5

triadic

#3B64C5 #C53B64 #64C53B

tetradic

#3B64C5 #C53BA9 #C59C3B #3BC557

square

#3B64C5 #C53BA9 #C59C3B #3BC557

split-complementary

#3B64C5 #C5573B #A9C53B

monochromatic

#1F3467 #2C4C96 #3B64C5 #6A89D3 #99AFE1

Accessibility & contrast

On white

5.50

#3B64C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#3B64C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B64C5

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B64C5	#FFFFFF	#000000	##FFFFFF
##3B64C5	1.00	5.50	3.81	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D70C9

Deuteranopia (green-blind)

#0063C3

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3b64c5;
/* rgb */ color: rgb(59, 100, 197);
/* oklch */ color: oklch(52.7% 0.158 264.4);

Tailwind

colors: {
  custom: {
    50: '#818fd7',
    500: '#3b64c5',
    950: '#000000',
  },
}

SCSS

$custom: #3b64c5;
$custom-light: #818fd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b64c5",
  "rgb": {
    "r": 59,
    "g": 100,
    "b": 197
  },
  "hsl": {
    "h": 222.174,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5266,
    "c": 0.15839,
    "h": 264.4
  },
  "luminance": 0.14075
}

Semantic roles & 50–950 ramp

primary

#3B64C5

secondary

#CDBA8F

accent

#B24ADE

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #3B64C5

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

Preview Lab → · Contrast checker → · Palette generator →