#3161DB#3161DB

#3161DB is a mid, vivid blue. Relative luminance 0.143; OKLCH L 53.3% C 0.194 H 264.4°. Best body text is #FFFFFF at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3161DB
RGB	rgb(49, 97, 219)
HSL	hsl(223, 70%, 53%)
HSV	hsv(223, 78%, 86%)
CMYK	cmyk(77.6%, 55.7%, 0%, 14.1%)
CIE-LAB	lab(44.68, 27.28, -67.00)
CIE-LCH	lch(44.68, 72.34, 292.16°)
OKLab	oklab(53.3% -0.0189 -0.1934)
OKLCH	oklch(53.3% 0.194 264.4)
XYZ	xyz(18.3230, 14.3147, 68.8014)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3161DB #DBAB31

analogous

#31B6DB #3161DB #5631DB

triadic

#3161DB #DB3161 #61DB31

tetradic

#3161DB #DB31B6 #DBAB31 #31DB56

square

#3161DB #DB31B6 #DBAB31 #31DB56

split-complementary

#3161DB #DB5631 #B6DB31

monochromatic

#16337C #1F48B0 #3161DB #6589E4 #99B1ED

Accessibility & contrast

On white

5.44

#3161DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3161DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3161DB

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3161DB	#FFFFFF	#000000	##FFFFFF
##3161DB	1.00	5.44	3.86	5.44
#FFFFFF	5.44	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072DF

Deuteranopia (green-blind)

#0062D9

Tritanopia (blue-blind)

#007F94

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3161db;
/* rgb */ color: rgb(49, 97, 219);
/* oklch */ color: oklch(53.3% 0.194 264.4);

Tailwind

colors: {
  custom: {
    50: '#838de7',
    500: '#3161db',
    950: '#000000',
  },
}

SCSS

$custom: #3161db;
$custom-light: #838de7;
$custom-dark: #000000;

JSON

{
  "hex": "#3161db",
  "rgb": {
    "r": 49,
    "g": 97,
    "b": 219
  },
  "hsl": {
    "h": 223.059,
    "s": 70.248,
    "l": 52.549
  },
  "oklch": {
    "l": 0.53298,
    "c": 0.1943,
    "h": 264.4
  },
  "luminance": 0.14317
}

Semantic roles & 50–950 ramp

primary

#3161DB

secondary

#D9C48F

accent

#BB3BED

background

#F8F8FE

surface

#F0F0FD

border

#CBCBD5

text

#0C0C16

muted

#7D7D84

Preview Lab

Preview with #3161DB

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

Preview Lab → · Contrast checker → · Palette generator →