#3B4BC1#3B4BC1

#3B4BC1 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.4% C 0.184 H 271.5°. Best body text is #FFFFFF at 7.09:1 contrast (WCAG AA passes).

Color values

HEX	#3B4BC1
RGB	rgb(59, 75, 193)
HSL	hsl(233, 53%, 49%)
HSV	hsv(233, 69%, 76%)
CMYK	cmyk(69.4%, 61.1%, 0%, 24.3%)
CIE-LAB	lab(37.50, 33.09, -63.69)
CIE-LCH	lch(37.50, 71.77, 297.45°)
OKLab	oklab(47.43% 0.0049 -0.1837)
OKLCH	oklch(47.43% 0.184 271.5)
XYZ	xyz(13.9421, 9.8109, 51.6007)
Luminance	0.0981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.87

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4BC1 #C1B13B

analogous

#3B8EC1 #3B4BC1 #6E3BC1

triadic

#3B4BC1 #C13B4B #4BC13B

tetradic

#3B4BC1 #C13B8E #C1B13B #3BC16E

square

#3B4BC1 #C13B8E #C1B13B #3BC16E

split-complementary

#3B4BC1 #C16E3B #8EC13B

monochromatic

#1E2763 #2D3992 #3B4BC1 #6875D1 #97A0DF

Accessibility & contrast

On white

7.09

#3B4BC1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#3B4BC1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4BC1

7.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4BC1	#FFFFFF	#000000	##FFFFFF
##3B4BC1	1.00	7.09	2.96	7.09
#FFFFFF	7.09	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC5

Deuteranopia (green-blind)

#0052BF

Tritanopia (blue-blind)

#00697F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3b4bc1;
/* rgb */ color: rgb(59, 75, 193);
/* oklch */ color: oklch(47.4% 0.184 271.5);

Tailwind

colors: {
  custom: {
    50: '#827dd5',
    500: '#3b4bc1',
    950: '#000000',
  },
}

SCSS

$custom: #3b4bc1;
$custom-light: #827dd5;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4bc1",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 193
  },
  "hsl": {
    "h": 232.836,
    "s": 53.175,
    "l": 49.412
  },
  "oklch": {
    "l": 0.47428,
    "c": 0.1838,
    "h": 271.5
  },
  "luminance": 0.09812
}

Semantic roles & 50–950 ramp

primary

#3B4BC1

secondary

#CBC38D

accent

#CB4BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3B4BC1

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

Preview Lab → · Contrast checker → · Palette generator →