#3164CC#3164CC

#3164CC is a mid, vivid blue. Relative luminance 0.141; OKLCH L 52.8% C 0.171 H 262.5°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#3164CC
RGB	rgb(49, 100, 204)
HSL	hsl(220, 61%, 50%)
HSV	hsv(220, 76%, 80%)
CMYK	cmyk(76%, 51%, 0%, 20%)
CIE-LAB	lab(44.41, 19.76, -58.86)
CIE-LCH	lch(44.41, 62.09, 288.56°)
OKLab	oklab(52.76% -0.0224 -0.1694)
OKLCH	oklch(52.76% 0.171 262.5)
XYZ	xyz(16.7190, 14.1250, 58.9603)
Luminance	0.1413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3164CC #CC9931

analogous

#31B2CC #3164CC #4B31CC

triadic

#3164CC #CC3164 #64CC31

tetradic

#3164CC #CC31B2 #CC9931 #31CC4B

square

#3164CC #CC31B2 #CC9931 #31CC4B

split-complementary

#3164CC #CC4B31 #B2CC31

monochromatic

#193469 #254C9B #3164CC #6189D9 #92AEE5

Accessibility & contrast

On white

5.49

#3164CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#3164CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3164CC

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3164CC	#FFFFFF	#000000	##FFFFFF
##3164CC	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2171D0

Deuteranopia (green-blind)

#0062CA

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3164cc;
/* rgb */ color: rgb(49, 100, 204);
/* oklch */ color: oklch(52.8% 0.171 262.5);

Tailwind

colors: {
  custom: {
    50: '#7f8fdc',
    500: '#3164cc',
    950: '#000000',
  },
}

SCSS

$custom: #3164cc;
$custom-light: #7f8fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#3164cc",
  "rgb": {
    "r": 49,
    "g": 100,
    "b": 204
  },
  "hsl": {
    "h": 220.258,
    "s": 61.265,
    "l": 49.608
  },
  "oklch": {
    "l": 0.52755,
    "c": 0.17084,
    "h": 262.5
  },
  "luminance": 0.14127
}

Semantic roles & 50–950 ramp

primary

#3164CC

secondary

#D0B989

accent

#AF43E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3164CC

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

Preview Lab → · Contrast checker → · Palette generator →