#3164B2#3164B2

#3164B2 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 50.9% C 0.136 H 258.8°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#3164B2
RGB	rgb(49, 100, 178)
HSL	hsl(216, 57%, 45%)
HSV	hsv(216, 72%, 70%)
CMYK	cmyk(72.5%, 43.8%, 0%, 30.2%)
CIE-LAB	lab(42.73, 9.99, -46.47)
CIE-LCH	lch(42.73, 47.53, 282.14°)
OKLab	oklab(50.93% -0.0264 -0.1329)
OKLCH	oklch(50.93% 0.136 258.8)
XYZ	xyz(13.8568, 12.9802, 43.8860)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3164B2 #B27F31

analogous

#31A5B2 #3164B2 #3F31B2

triadic

#3164B2 #B23164 #64B231

tetradic

#3164B2 #B231A5 #B27F31 #31B23F

square

#3164B2 #B231A5 #B27F31 #31B23F

split-complementary

#3164B2 #B23F31 #A5B231

monochromatic

#172E52 #244982 #3164B2 #5183CF #81A5DC

Accessibility & contrast

On white

5.84

#3164B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3164B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3164B2

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3164B2	#FFFFFF	#000000	##FFFFFF
##3164B2	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E6BB5

Deuteranopia (green-blind)

#265FB0

Tritanopia (blue-blind)

#007682

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3164b2;
/* rgb */ color: rgb(49, 100, 178);
/* oklch */ color: oklch(50.9% 0.136 258.8);

Tailwind

colors: {
  custom: {
    50: '#798fc9',
    500: '#3164b2',
    950: '#000000',
  },
}

SCSS

$custom: #3164b2;
$custom-light: #798fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3164b2",
  "rgb": {
    "r": 49,
    "g": 100,
    "b": 178
  },
  "hsl": {
    "h": 216.279,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50929,
    "c": 0.13553,
    "h": 258.8
  },
  "luminance": 0.12982
}

Semantic roles & 50–950 ramp

primary

#3164B2

secondary

#C5A779

accent

#A448E0

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3164B2

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

Preview Lab → · Contrast checker → · Palette generator →