#3B64E7#3B64E7

#3B64E7 is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 55.2% C 0.204 H 266.4°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#3B64E7
RGB	rgb(59, 100, 231)
HSL	hsl(226, 78%, 57%)
HSV	hsv(226, 74%, 91%)
CMYK	cmyk(74.5%, 56.7%, 0%, 9.4%)
CIE-LAB	lab(46.73, 30.84, -70.46)
CIE-LCH	lch(46.73, 76.91, 293.64°)
OKLab	oklab(55.22% -0.0127 -0.2033)
OKLCH	oklch(55.22% 0.204 266.4)
XYZ	xyz(20.7796, 15.8114, 77.5426)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B64E7 #E7BE3B

analogous

#3BBAE7 #3B64E7 #683BE7

triadic

#3B64E7 #E73B64 #64E73B

tetradic

#3B64E7 #E73BBA #E7BE3B #3BE768

square

#3B64E7 #E73BBA #E7BE3B #3BE768

split-complementary

#3B64E7 #E7683B #BAE73B

monochromatic

#123295 #1944CC #3B64E7 #728FEE #A8BAF4

Accessibility & contrast

On white

5.04

#3B64E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3B64E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B64E7

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B64E7	#FFFFFF	#000000	##FFFFFF
##3B64E7	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077EB

Deuteranopia (green-blind)

#0067E4

Tritanopia (blue-blind)

#00859C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3b64e7;
/* rgb */ color: rgb(59, 100, 231);
/* oklch */ color: oklch(55.2% 0.204 266.4);

Tailwind

colors: {
  custom: {
    50: '#888ff0',
    500: '#3b64e7',
    950: '#000000',
  },
}

SCSS

$custom: #3b64e7;
$custom-light: #888ff0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b64e7",
  "rgb": {
    "r": 59,
    "g": 100,
    "b": 231
  },
  "hsl": {
    "h": 225.698,
    "s": 78.182,
    "l": 56.863
  },
  "oklch": {
    "l": 0.55221,
    "c": 0.20371,
    "h": 266.4
  },
  "luminance": 0.15814
}

Semantic roles & 50–950 ramp

primary

#3B64E7

secondary

#E2D19C

accent

#C733F5

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C17

muted

#7E7D85

Preview Lab

Preview with #3B64E7

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

Preview Lab → · Contrast checker → · Palette generator →