#3161D0#3161D0

#3161D0 is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.4% C 0.180 H 263.7°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#3161D0
RGB	rgb(49, 97, 208)
HSL	hsl(222, 63%, 50%)
HSV	hsv(222, 76%, 82%)
CMYK	cmyk(76.4%, 53.4%, 0%, 18.4%)
CIE-LAB	lab(43.88, 23.19, -62.02)
CIE-LCH	lch(43.88, 66.21, 290.50°)
OKLab	oklab(52.44% -0.0197 -0.1787)
OKLCH	oklch(52.44% 0.18 263.7)
XYZ	xyz(16.9224, 13.7545, 61.4253)
Luminance	0.1376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3161D0 #D0A031

analogous

#31B0D0 #3161D0 #5031D0

triadic

#3161D0 #D03161 #61D031

tetradic

#3161D0 #D031B0 #D0A031 #31D050

square

#3161D0 #D031B0 #D0A031 #31D050

split-complementary

#3161D0 #D05031 #B0D031

monochromatic

#19336E #244A9F #3161D0 #6387DB #95ADE7

Accessibility & contrast

On white

5.60

#3161D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#3161D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3161D0

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3161D0	#FFFFFF	#000000	##FFFFFF
##3161D0	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#046FD4

Deuteranopia (green-blind)

#0061CE

Tritanopia (blue-blind)

#007C8F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3161d0;
/* rgb */ color: rgb(49, 97, 208);
/* oklch */ color: oklch(52.4% 0.180 263.7);

Tailwind

colors: {
  custom: {
    50: '#808ddf',
    500: '#3161d0',
    950: '#000000',
  },
}

SCSS

$custom: #3161d0;
$custom-light: #808ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3161d0",
  "rgb": {
    "r": 49,
    "g": 97,
    "b": 208
  },
  "hsl": {
    "h": 221.887,
    "s": 62.846,
    "l": 50.392
  },
  "oklch": {
    "l": 0.52439,
    "c": 0.1798,
    "h": 263.7
  },
  "luminance": 0.13756
}

Semantic roles & 50–950 ramp

primary

#3161D0

secondary

#D2BC8B

accent

#B442E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3161D0

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

Preview Lab → · Contrast checker → · Palette generator →