#3B5DCC#3B5DCC

#3B5DCC is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.177 H 267.1°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#3B5DCC
RGB	rgb(59, 93, 204)
HSL	hsl(226, 59%, 52%)
HSV	hsv(226, 71%, 80%)
CMYK	cmyk(71.1%, 54.4%, 0%, 20%)
CIE-LAB	lab(42.94, 25.52, -61.22)
CIE-LCH	lch(42.94, 66.33, 292.63°)
OKLab	oklab(51.75% -0.0089 -0.1763)
OKLCH	oklch(51.75% 0.177 267.1)
XYZ	xyz(16.6133, 13.1164, 58.7712)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5DCC #CCAA3B

analogous

#3BA6CC #3B5DCC #623BCC

triadic

#3B5DCC #CC3B5D #5DCC3B

tetradic

#3B5DCC #CC3BA6 #CCAA3B #3BCC62

square

#3B5DCC #CC3BA6 #CCAA3B #3BCC62

split-complementary

#3B5DCC #CC623B #A6CC3B

monochromatic

#1D3070 #2A45A0 #3B5DCC #6C85D9 #9CADE5

Accessibility & contrast

On white

5.80

#3B5DCC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#3B5DCC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5DCC

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5DCC	#FFFFFF	#000000	##FFFFFF
##3B5DCC	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD0

Deuteranopia (green-blind)

#005FCA

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5dcc;
/* rgb */ color: rgb(59, 93, 204);
/* oklch */ color: oklch(51.8% 0.177 267.1);

Tailwind

colors: {
  custom: {
    50: '#838adc',
    500: '#3b5dcc',
    950: '#000000',
  },
}

SCSS

$custom: #3b5dcc;
$custom-light: #838adc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5dcc",
  "rgb": {
    "r": 59,
    "g": 93,
    "b": 204
  },
  "hsl": {
    "h": 225.931,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.51751,
    "c": 0.17651,
    "h": 267.1
  },
  "luminance": 0.13118
}

Semantic roles & 50–950 ramp

primary

#3B5DCC

secondary

#D1C292

accent

#BD46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3B5DCC

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

Preview Lab → · Contrast checker → · Palette generator →