#3C5BD0#3C5BD0

#3C5BD0 is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.184 H 268.1°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3C5BD0
RGB	rgb(60, 91, 208)
HSL	hsl(227, 61%, 53%)
HSV	hsv(227, 71%, 82%)
CMYK	cmyk(71.2%, 56.2%, 0%, 18.4%)
CIE-LAB	lab(42.76, 28.38, -63.82)
CIE-LCH	lch(42.76, 69.84, 293.97°)
OKLab	oklab(51.72% -0.0062 -0.1839)
OKLCH	oklch(51.72% 0.184 268.1)
XYZ	xyz(16.9858, 12.9951, 61.2754)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5BD0 #D0B13C

analogous

#3CA5D0 #3C5BD0 #673CD0

triadic

#3C5BD0 #D03C5B #5BD03C

tetradic

#3C5BD0 #D03CA5 #D0B13C #3CD067

square

#3C5BD0 #D03CA5 #D0B13C #3CD067

split-complementary

#3C5BD0 #D0673C #A5D03C

monochromatic

#1C2F75 #2843A7 #3C5BD0 #6D84DC #9FAEE8

Accessibility & contrast

On white

5.83

#3C5BD0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3C5BD0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5BD0

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5BD0	#FFFFFF	#000000	##FFFFFF
##3C5BD0	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD4

Deuteranopia (green-blind)

#005ECE

Tritanopia (blue-blind)

#00788C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3c5bd0;
/* rgb */ color: rgb(60, 91, 208);
/* oklch */ color: oklch(51.7% 0.184 268.1);

Tailwind

colors: {
  custom: {
    50: '#8489df',
    500: '#3c5bd0',
    950: '#000000',
  },
}

SCSS

$custom: #3c5bd0;
$custom-light: #8489df;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5bd0",
  "rgb": {
    "r": 60,
    "g": 91,
    "b": 208
  },
  "hsl": {
    "h": 227.432,
    "s": 61.157,
    "l": 52.549
  },
  "oklch": {
    "l": 0.51718,
    "c": 0.18403,
    "h": 268.1
  },
  "luminance": 0.12997
}

Semantic roles & 50–950 ramp

primary

#3C5BD0

secondary

#D4C794

accent

#C344E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C5BD0

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

Preview Lab → · Contrast checker → · Palette generator →