#3156AD#3156AD

#3156AD is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.5% C 0.146 H 264.3°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#3156AD
RGB	rgb(49, 86, 173)
HSL	hsl(222, 56%, 44%)
HSV	hsv(222, 72%, 68%)
CMYK	cmyk(71.7%, 50.3%, 0%, 32.2%)
CIE-LAB	lab(38.42, 17.20, -50.46)
CIE-LCH	lch(38.42, 53.31, 288.83°)
OKLab	oklab(47.51% -0.0146 -0.1449)
OKLCH	oklch(47.51% 0.146 264.3)
XYZ	xyz(12.1346, 10.3244, 40.8804)
Luminance	0.1033 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3156AD #AD8831

analogous

#3194AD #3156AD #4A31AD

triadic

#3156AD #AD3156 #56AD31

tetradic

#3156AD #AD3194 #AD8831 #31AD4A

square

#3156AD #AD3194 #AD8831 #31AD4A

split-complementary

#3156AD #AD4A31 #94AD31

monochromatic

#16274E #233E7D #3156AD #4E74CD #7E9ADA

Accessibility & contrast

On white

6.85

#3156AD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#3156AD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3156AD

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3156AD	#FFFFFF	#000000	##FFFFFF
##3156AD	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2360B0

Deuteranopia (green-blind)

#0055AB

Tritanopia (blue-blind)

#006B79

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3156ad;
/* rgb */ color: rgb(49, 86, 173);
/* oklch */ color: oklch(47.5% 0.146 264.3);

Tailwind

colors: {
  custom: {
    50: '#7985c6',
    500: '#3156ad',
    950: '#000000',
  },
}

SCSS

$custom: #3156ad;
$custom-light: #7985c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3156ad",
  "rgb": {
    "r": 49,
    "g": 86,
    "b": 173
  },
  "hsl": {
    "h": 222.097,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.47513,
    "c": 0.14563,
    "h": 264.3
  },
  "luminance": 0.10326
}

Semantic roles & 50–950 ramp

primary

#3156AD

secondary

#C3AC77

accent

#B249DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3156AD

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

Preview Lab → · Contrast checker → · Palette generator →