#3156D4#3156D4

#3156D4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.6% C 0.198 H 266.5°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#3156D4
RGB	rgb(49, 86, 212)
HSL	hsl(226, 65%, 51%)
HSV	hsv(226, 77%, 83%)
CMYK	cmyk(76.9%, 59.4%, 0%, 16.9%)
CIE-LAB	lab(41.31, 31.74, -68.49)
CIE-LCH	lch(41.31, 75.49, 294.87°)
OKLab	oklab(50.6% -0.012 -0.1979)
OKLCH	oklch(50.6% 0.198 266.5)
XYZ	xyz(16.4739, 12.0601, 63.7342)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3156D4 #D4AF31

analogous

#31A8D4 #3156D4 #5D31D4

triadic

#3156D4 #D43156 #56D431

tetradic

#3156D4 #D431A8 #D4AF31 #31D45D

square

#3156D4 #D431A8 #D4AF31 #31D45D

split-complementary

#3156D4 #D45D31 #A8D431

monochromatic

#182D73 #2340A5 #3156D4 #6480DF #96A9E9

Accessibility & contrast

On white

6.15

#3156D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#3156D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3156D4

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3156D4	#FFFFFF	#000000	##FFFFFF
##3156D4	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D8

Deuteranopia (green-blind)

#005AD2

Tritanopia (blue-blind)

#00768D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3156d4;
/* rgb */ color: rgb(49, 86, 212);
/* oklch */ color: oklch(50.6% 0.198 266.5);

Tailwind

colors: {
  custom: {
    50: '#8285e2',
    500: '#3156d4',
    950: '#000000',
  },
}

SCSS

$custom: #3156d4;
$custom-light: #8285e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3156d4",
  "rgb": {
    "r": 49,
    "g": 86,
    "b": 212
  },
  "hsl": {
    "h": 226.38,
    "s": 65.462,
    "l": 51.176
  },
  "oklch": {
    "l": 0.50604,
    "c": 0.19827,
    "h": 266.5
  },
  "luminance": 0.12062
}

Semantic roles & 50–950 ramp

primary

#3156D4

secondary

#D4C48C

accent

#C23FE8

background

#F8F8FE

surface

#F0EFFC

border

#CBCAD5

text

#0C0B15

muted

#7D7C84

Preview Lab

Preview with #3156D4

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

Preview Lab → · Contrast checker → · Palette generator →