#3561BF#3561BF

#3561BF is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.3% C 0.156 H 263.2°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#3561BF
RGB	rgb(53, 97, 191)
HSL	hsl(221, 57%, 48%)
HSV	hsv(221, 72%, 75%)
CMYK	cmyk(72.3%, 49.2%, 0%, 25.1%)
CIE-LAB	lab(42.86, 17.34, -53.84)
CIE-LCH	lch(42.86, 56.56, 287.85°)
OKLab	oklab(51.34% -0.0185 -0.1546)
OKLCH	oklch(51.34% 0.156 263.2)
XYZ	xyz(15.1435, 13.0662, 51.0041)
Luminance	0.1307 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3561BF #BF9335

analogous

#35A6BF #3561BF #4E35BF

triadic

#3561BF #BF3561 #61BF35

tetradic

#3561BF #BF35A6 #BF9335 #35BF4E

square

#3561BF #BF35A6 #BF9335 #35BF4E

split-complementary

#3561BF #BF4E35 #A6BF35

monochromatic

#1A305F #28498F #3561BF #5F84D3 #8FA8E0

Accessibility & contrast

On white

5.81

#3561BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#3561BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3561BF

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3561BF	#FFFFFF	#000000	##FFFFFF
##3561BF	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B6CC2

Deuteranopia (green-blind)

#005FBD

Tritanopia (blue-blind)

#007787

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3561bf;
/* rgb */ color: rgb(53, 97, 191);
/* oklch */ color: oklch(51.3% 0.156 263.2);

Tailwind

colors: {
  custom: {
    50: '#7e8dd3',
    500: '#3561bf',
    950: '#000000',
  },
}

SCSS

$custom: #3561bf;
$custom-light: #7e8dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3561bf",
  "rgb": {
    "r": 53,
    "g": 97,
    "b": 191
  },
  "hsl": {
    "h": 220.87,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.51337,
    "c": 0.1557,
    "h": 263.2
  },
  "luminance": 0.13068
}

Semantic roles & 50–950 ramp

primary

#3561BF

secondary

#CAB485

accent

#AF48E0

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3561BF

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

Preview Lab → · Contrast checker → · Palette generator →