#3B61D3#3B61D3

#3B61D3 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.1% C 0.181 H 266.3°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#3B61D3
RGB	rgb(59, 97, 211)
HSL	hsl(225, 63%, 53%)
HSV	hsv(225, 72%, 83%)
CMYK	cmyk(72%, 54%, 0%, 17.3%)
CIE-LAB	lab(44.49, 25.50, -62.73)
CIE-LCH	lch(44.49, 67.71, 292.12°)
OKLab	oklab(53.08% -0.0116 -0.1806)
OKLCH	oklch(53.08% 0.181 266.3)
XYZ	xyz(17.8321, 14.1805, 63.4127)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B61D3 #D3AD3B

analogous

#3BADD3 #3B61D3 #613BD3

triadic

#3B61D3 #D33B61 #61D33B

tetradic

#3B61D3 #D33BAD #D3AD3B #3BD361

square

#3B61D3 #D33BAD #D3AD3B #3BD361

split-complementary

#3B61D3 #D3613B #ADD33B

monochromatic

#1B3279 #2647AB #3B61D3 #6D89DE #9FB2E9

Accessibility & contrast

On white

5.47

#3B61D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#3B61D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B61D3

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B61D3	#FFFFFF	#000000	##FFFFFF
##3B61D3	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071D7

Deuteranopia (green-blind)

#0063D1

Tritanopia (blue-blind)

#007D90

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3b61d3;
/* rgb */ color: rgb(59, 97, 211);
/* oklch */ color: oklch(53.1% 0.181 266.3);

Tailwind

colors: {
  custom: {
    50: '#848de1',
    500: '#3b61d3',
    950: '#000000',
  },
}

SCSS

$custom: #3b61d3;
$custom-light: #848de1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b61d3",
  "rgb": {
    "r": 59,
    "g": 97,
    "b": 211
  },
  "hsl": {
    "h": 225,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.5308,
    "c": 0.181,
    "h": 266.3
  },
  "luminance": 0.14182
}

Semantic roles & 50–950 ramp

primary

#3B61D3

secondary

#D6C594

accent

#BD41E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B61D3

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

Preview Lab → · Contrast checker → · Palette generator →