#3161C9#3161C9

#3161C9 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.9% C 0.170 H 263.1°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#3161C9
RGB	rgb(49, 97, 201)
HSL	hsl(221, 61%, 49%)
HSV	hsv(221, 76%, 79%)
CMYK	cmyk(75.6%, 51.7%, 0%, 21.2%)
CIE-LAB	lab(43.39, 20.56, -58.79)
CIE-LCH	lch(43.39, 62.28, 289.28°)
OKLab	oklab(51.91% -0.0204 -0.1692)
OKLCH	oklch(51.91% 0.17 263.1)
XYZ	xyz(16.0802, 13.4176, 56.9894)
Luminance	0.1342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3161C9 #C99931

analogous

#31ADC9 #3161C9 #4D31C9

triadic

#3161C9 #C93161 #61C931

tetradic

#3161C9 #C931AD #C99931 #31C94D

square

#3161C9 #C931AD #C99931 #31C94D

split-complementary

#3161C9 #C94D31 #ADC931

monochromatic

#193267 #254998 #3161C9 #5F85D8 #90ABE4

Accessibility & contrast

On white

5.70

#3161C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#3161C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3161C9

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3161C9	#FFFFFF	#000000	##FFFFFF
##3161C9	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B6ECD

Deuteranopia (green-blind)

#0060C7

Tritanopia (blue-blind)

#007A8C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3161c9;
/* rgb */ color: rgb(49, 97, 201);
/* oklch */ color: oklch(51.9% 0.170 263.1);

Tailwind

colors: {
  custom: {
    50: '#7e8dda',
    500: '#3161c9',
    950: '#000000',
  },
}

SCSS

$custom: #3161c9;
$custom-light: #7e8dda;
$custom-dark: #000000;

JSON

{
  "hex": "#3161c9",
  "rgb": {
    "r": 49,
    "g": 97,
    "b": 201
  },
  "hsl": {
    "h": 221.053,
    "s": 60.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.51909,
    "c": 0.17046,
    "h": 263.1
  },
  "luminance": 0.13419
}

Semantic roles & 50–950 ramp

primary

#3161C9

secondary

#CFB887

accent

#B144E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0B0C15

muted

#7C7D83

Preview Lab

Preview with #3161C9

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

Preview Lab → · Contrast checker → · Palette generator →