#3B5BC1#3B5BC1

#3B5BC1 is a mid, vivid blue. Relative luminance 0.123; OKLCH L 50.5% C 0.164 H 267.2°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#3B5BC1
RGB	rgb(59, 91, 193)
HSL	hsl(226, 53%, 49%)
HSV	hsv(226, 69%, 76%)
CMYK	cmyk(69.4%, 52.8%, 0%, 24.3%)
CIE-LAB	lab(41.63, 22.81, -56.98)
CIE-LCH	lch(41.63, 61.38, 291.81°)
OKLab	oklab(50.51% -0.0081 -0.1638)
OKLCH	oklch(50.51% 0.164 267.2)
XYZ	xyz(15.1670, 12.2607, 52.0090)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5BC1 #C1A13B

analogous

#3B9EC1 #3B5BC1 #5E3BC1

triadic

#3B5BC1 #C13B5B #5BC13B

tetradic

#3B5BC1 #C13B9E #C1A13B #3BC15E

square

#3B5BC1 #C13B9E #C1A13B #3BC15E

split-complementary

#3B5BC1 #C15E3B #9EC13B

monochromatic

#1E2F63 #2D4592 #3B5BC1 #6881D1 #97A8DF

Accessibility & contrast

On white

6.08

#3B5BC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3B5BC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5BC1

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5BC1	#FFFFFF	#000000	##FFFFFF
##3B5BC1	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1569C5

Deuteranopia (green-blind)

#005CBF

Tritanopia (blue-blind)

#007385

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3b5bc1;
/* rgb */ color: rgb(59, 91, 193);
/* oklch */ color: oklch(50.5% 0.164 267.2);

Tailwind

colors: {
  custom: {
    50: '#8188d4',
    500: '#3b5bc1',
    950: '#000000',
  },
}

SCSS

$custom: #3b5bc1;
$custom-light: #8188d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5bc1",
  "rgb": {
    "r": 59,
    "g": 91,
    "b": 193
  },
  "hsl": {
    "h": 225.672,
    "s": 53.175,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50514,
    "c": 0.16403,
    "h": 267.2
  },
  "luminance": 0.12262
}

Semantic roles & 50–950 ramp

primary

#3B5BC1

secondary

#CBBC8D

accent

#BA4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #3B5BC1

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

Preview Lab → · Contrast checker → · Palette generator →