#3B4BC3#3B4BC3

#3B4BC3 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.6% C 0.186 H 271.5°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#3B4BC3
RGB	rgb(59, 75, 195)
HSL	hsl(233, 54%, 50%)
HSV	hsv(233, 70%, 76%)
CMYK	cmyk(69.7%, 61.5%, 0%, 23.5%)
CIE-LAB	lab(37.66, 33.79, -64.59)
CIE-LCH	lch(37.66, 72.90, 297.62°)
OKLab	oklab(47.6% 0.0048 -0.1864)
OKLCH	oklch(47.6% 0.186 271.5)
XYZ	xyz(14.1667, 9.9007, 52.7836)
Luminance	0.0990 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.78

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4BC3 #C3B33B

analogous

#3B8FC3 #3B4BC3 #6F3BC3

triadic

#3B4BC3 #C33B4B #4BC33B

tetradic

#3B4BC3 #C33B8F #C3B33B #3BC36F

square

#3B4BC3 #C33B8F #C3B33B #3BC36F

split-complementary

#3B4BC3 #C36F3B #8FC33B

monochromatic

#1F2765 #2D3994 #3B4BC3 #6976D2 #98A1E0

Accessibility & contrast

On white

7.05

#3B4BC3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3B4BC3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4BC3

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4BC3	#FFFFFF	#000000	##FFFFFF
##3B4BC3	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC7

Deuteranopia (green-blind)

#0053C1

Tritanopia (blue-blind)

#006980

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4bc3;
/* rgb */ color: rgb(59, 75, 195);
/* oklch */ color: oklch(47.6% 0.186 271.5);

Tailwind

colors: {
  custom: {
    50: '#827dd6',
    500: '#3b4bc3',
    950: '#000000',
  },
}

SCSS

$custom: #3b4bc3;
$custom-light: #827dd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4bc3",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 195
  },
  "hsl": {
    "h": 232.941,
    "s": 53.543,
    "l": 49.804
  },
  "oklch": {
    "l": 0.47599,
    "c": 0.18645,
    "h": 271.5
  },
  "luminance": 0.09902
}

Semantic roles & 50–950 ramp

primary

#3B4BC3

secondary

#CCC48E

accent

#CC4BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3B4BC3

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

Preview Lab → · Contrast checker → · Palette generator →