#3156D0#3156D0

#3156D0 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.3% C 0.193 H 266.4°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3156D0
RGB	rgb(49, 86, 208)
HSL	hsl(226, 63%, 50%)
HSV	hsv(226, 76%, 82%)
CMYK	cmyk(76.4%, 58.7%, 0%, 18.4%)
CIE-LAB	lab(40.99, 30.27, -66.71)
CIE-LCH	lch(40.99, 73.26, 294.41°)
OKLab	oklab(50.27% -0.012 -0.1927)
OKLCH	oklch(50.27% 0.193 266.4)
XYZ	xyz(15.9756, 11.8608, 61.1097)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3156D0 #D0AB31

analogous

#31A5D0 #3156D0 #5C31D0

triadic

#3156D0 #D03156 #56D031

tetradic

#3156D0 #D031A5 #D0AB31 #31D05C

square

#3156D0 #D031A5 #D0AB31 #31D05C

split-complementary

#3156D0 #D05C31 #A5D031

monochromatic

#192D6E #24419F #3156D0 #637FDB #95A8E7

Accessibility & contrast

On white

6.23

#3156D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3156D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3156D0

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3156D0	#FFFFFF	#000000	##FFFFFF
##3156D0	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D4

Deuteranopia (green-blind)

#005ACE

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3156d0;
/* rgb */ color: rgb(49, 86, 208);
/* oklch */ color: oklch(50.3% 0.193 266.4);

Tailwind

colors: {
  custom: {
    50: '#8185df',
    500: '#3156d0',
    950: '#000000',
  },
}

SCSS

$custom: #3156d0;
$custom-light: #8185df;
$custom-dark: #000000;

JSON

{
  "hex": "#3156d0",
  "rgb": {
    "r": 49,
    "g": 86,
    "b": 208
  },
  "hsl": {
    "h": 226.038,
    "s": 62.846,
    "l": 50.392
  },
  "oklch": {
    "l": 0.50268,
    "c": 0.19306,
    "h": 266.4
  },
  "luminance": 0.11863
}

Semantic roles & 50–950 ramp

primary

#3156D0

secondary

#D2C18B

accent

#C042E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3156D0

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

Preview Lab → · Contrast checker → · Palette generator →