#3156BD#3156BD

#3156BD is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.7% C 0.168 H 265.6°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#3156BD
RGB	rgb(49, 86, 189)
HSL	hsl(224, 59%, 47%)
HSV	hsv(224, 74%, 74%)
CMYK	cmyk(74.1%, 54.5%, 0%, 25.9%)
CIE-LAB	lab(39.55, 23.21, -58.04)
CIE-LCH	lch(39.55, 62.51, 291.80°)
OKLab	oklab(48.73% -0.013 -0.1672)
OKLCH	oklch(48.73% 0.168 265.6)
XYZ	xyz(13.7765, 10.9812, 49.5278)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3156BD #BD9831

analogous

#319CBD #3156BD #5231BD

triadic

#3156BD #BD3156 #56BD31

tetradic

#3156BD #BD319C #BD9831 #31BD52

square

#3156BD #BD319C #BD9831 #31BD52

split-complementary

#3156BD #BD5231 #9CBD31

monochromatic

#182A5C #24408C #3156BD #5878D4 #889FE0

Accessibility & contrast

On white

6.57

#3156BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3156BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3156BD

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3156BD	#FFFFFF	#000000	##FFFFFF
##3156BD	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C1

Deuteranopia (green-blind)

#0057BB

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3156bd;
/* rgb */ color: rgb(49, 86, 189);
/* oklch */ color: oklch(48.7% 0.168 265.6);

Tailwind

colors: {
  custom: {
    50: '#7c85d2',
    500: '#3156bd',
    950: '#000000',
  },
}

SCSS

$custom: #3156bd;
$custom-light: #7c85d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3156bd",
  "rgb": {
    "r": 49,
    "g": 86,
    "b": 189
  },
  "hsl": {
    "h": 224.143,
    "s": 58.824,
    "l": 46.667
  },
  "oklch": {
    "l": 0.48729,
    "c": 0.16771,
    "h": 265.6
  },
  "luminance": 0.10983
}

Semantic roles & 50–950 ramp

primary

#3156BD

secondary

#CAB680

accent

#B946E2

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3156BD

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

Preview Lab → · Contrast checker → · Palette generator →