#3561D0#3561D0

#3561D0 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.6% C 0.179 H 264.6°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#3561D0
RGB	rgb(53, 97, 208)
HSL	hsl(223, 62%, 51%)
HSV	hsv(223, 75%, 82%)
CMYK	cmyk(74.5%, 53.4%, 0%, 18.4%)
CIE-LAB	lab(44.03, 23.65, -61.77)
CIE-LCH	lch(44.03, 66.14, 290.95°)
OKLab	oklab(52.6% -0.0167 -0.1779)
OKLCH	oklch(52.6% 0.179 264.6)
XYZ	xyz(17.1240, 13.8585, 61.4347)
Luminance	0.1386 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3561D0 #D0A435

analogous

#35AED0 #3561D0 #5635D0

triadic

#3561D0 #D03561 #61D035

tetradic

#3561D0 #D035AE #D0A435 #35D056

square

#3561D0 #D035AE #D0A435 #35D056

split-complementary

#3561D0 #D05635 #AED035

monochromatic

#1A3370 #2649A2 #3561D0 #6788DC #98AFE7

Accessibility & contrast

On white

5.57

#3561D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#3561D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3561D0

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3561D0	#FFFFFF	#000000	##FFFFFF
##3561D0	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0770D4

Deuteranopia (green-blind)

#0061CE

Tritanopia (blue-blind)

#007C8F

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3561d0;
/* rgb */ color: rgb(53, 97, 208);
/* oklch */ color: oklch(52.6% 0.179 264.6);

Tailwind

colors: {
  custom: {
    50: '#818ddf',
    500: '#3561d0',
    950: '#000000',
  },
}

SCSS

$custom: #3561d0;
$custom-light: #818ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3561d0",
  "rgb": {
    "r": 53,
    "g": 97,
    "b": 208
  },
  "hsl": {
    "h": 222.968,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.52595,
    "c": 0.1787,
    "h": 264.6
  },
  "luminance": 0.1386
}

Semantic roles & 50–950 ramp

primary

#3561D0

secondary

#D3BF8E

accent

#B742E5

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3561D0

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

Preview Lab → · Contrast checker → · Palette generator →