#3161B9#3161B9

#3161B9 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.7% C 0.149 H 261.3°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#3161B9
RGB	rgb(49, 97, 185)
HSL	hsl(219, 58%, 46%)
HSV	hsv(219, 74%, 73%)
CMYK	cmyk(73.5%, 47.6%, 0%, 27.5%)
CIE-LAB	lab(42.31, 14.55, -51.24)
CIE-LCH	lch(42.31, 53.26, 285.85°)
OKLab	oklab(50.75% -0.0225 -0.147)
OKLCH	oklch(50.75% 0.149 261.3)
XYZ	xyz(14.2951, 12.7036, 47.5882)
Luminance	0.1270 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3161B9 #B98931

analogous

#31A5B9 #3161B9 #4531B9

triadic

#3161B9 #B93161 #61B931

tetradic

#3161B9 #B931A5 #B98931 #31B945

square

#3161B9 #B931A5 #B98931 #31B945

split-complementary

#3161B9 #B94531 #A5B931

monochromatic

#172E58 #244889 #3161B9 #5581D2 #86A5DF

Accessibility & contrast

On white

5.93

#3161B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#3161B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3161B9

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3161B9	#FFFFFF	#000000	##FFFFFF
##3161B9	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316BBC

Deuteranopia (green-blind)

#0C5EB7

Tritanopia (blue-blind)

#007684

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3161b9;
/* rgb */ color: rgb(49, 97, 185);
/* oklch */ color: oklch(50.7% 0.149 261.3);

Tailwind

colors: {
  custom: {
    50: '#7b8dcf',
    500: '#3161b9',
    950: '#000000',
  },
}

SCSS

$custom: #3161b9;
$custom-light: #7b8dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#3161b9",
  "rgb": {
    "r": 49,
    "g": 97,
    "b": 185
  },
  "hsl": {
    "h": 218.824,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.50746,
    "c": 0.14872,
    "h": 261.3
  },
  "luminance": 0.12705
}

Semantic roles & 50–950 ramp

primary

#3161B9

secondary

#C8AE7D

accent

#AB46E1

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3161B9

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

Preview Lab → · Contrast checker → · Palette generator →