#3156BF#3156BF

#3156BF is a mid, vivid blue. Relative luminance 0.111; OKLCH L 48.9% C 0.170 H 265.7°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3156BF
RGB	rgb(49, 86, 191)
HSL	hsl(224, 59%, 47%)
HSV	hsv(224, 74%, 75%)
CMYK	cmyk(74.3%, 55%, 0%, 25.1%)
CIE-LAB	lab(39.70, 23.96, -58.97)
CIE-LCH	lch(39.70, 63.65, 292.11°)
OKLab	oklab(48.89% -0.0128 -0.1699)
OKLCH	oklch(48.89% 0.17 265.7)
XYZ	xyz(13.9951, 11.0686, 50.6790)
Luminance	0.1107 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3156BF #BF9A31

analogous

#319DBF #3156BF #5331BF

triadic

#3156BF #BF3156 #56BF31

tetradic

#3156BF #BF319D #BF9A31 #31BF53

square

#3156BF #BF319D #BF9A31 #31BF53

split-complementary

#3156BF #BF5331 #9DBF31

monochromatic

#182A5E #25408E #3156BF #5979D4 #8AA0E1

Accessibility & contrast

On white

6.53

#3156BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3156BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3156BF

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3156BF	#FFFFFF	#000000	##FFFFFF
##3156BF	1.00	6.53	3.21	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0057BD

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3156bf;
/* rgb */ color: rgb(49, 86, 191);
/* oklch */ color: oklch(48.9% 0.170 265.7);

Tailwind

colors: {
  custom: {
    50: '#7d85d3',
    500: '#3156bf',
    950: '#000000',
  },
}

SCSS

$custom: #3156bf;
$custom-light: #7d85d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3156bf",
  "rgb": {
    "r": 49,
    "g": 86,
    "b": 191
  },
  "hsl": {
    "h": 224.366,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.48887,
    "c": 0.17043,
    "h": 265.7
  },
  "luminance": 0.1107
}

Semantic roles & 50–950 ramp

primary

#3156BF

secondary

#CBB881

accent

#B945E2

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3156BF

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

Preview Lab → · Contrast checker → · Palette generator →