#3B4BC6#3B4BC6

#3B4BC6 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.9% C 0.190 H 271.4°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3B4BC6
RGB	rgb(59, 75, 198)
HSL	hsl(233, 55%, 50%)
HSV	hsv(233, 70%, 78%)
CMYK	cmyk(70.2%, 62.1%, 0%, 22.4%)
CIE-LAB	lab(37.91, 34.85, -65.93)
CIE-LCH	lch(37.91, 74.58, 297.86°)
OKLab	oklab(47.86% 0.0047 -0.1903)
OKLCH	oklch(47.86% 0.19 271.4)
XYZ	xyz(14.5093, 10.0377, 54.5880)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4BC6 #C6B63B

analogous

#3B90C6 #3B4BC6 #713BC6

triadic

#3B4BC6 #C63B4B #4BC63B

tetradic

#3B4BC6 #C63B90 #C6B63B #3BC671

square

#3B4BC6 #C63B90 #C6B63B #3BC671

split-complementary

#3B4BC6 #C6713B #90C63B

monochromatic

#1E2768 #2C3898 #3B4BC6 #6A77D4 #9AA2E2

Accessibility & contrast

On white

6.98

#3B4BC6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3B4BC6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4BC6

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4BC6	#FFFFFF	#000000	##FFFFFF
##3B4BC6	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CA

Deuteranopia (green-blind)

#0053C4

Tritanopia (blue-blind)

#006A81

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4bc6;
/* rgb */ color: rgb(59, 75, 198);
/* oklch */ color: oklch(47.9% 0.190 271.4);

Tailwind

colors: {
  custom: {
    50: '#837dd8',
    500: '#3b4bc6',
    950: '#000000',
  },
}

SCSS

$custom: #3b4bc6;
$custom-light: #837dd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4bc6",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 198
  },
  "hsl": {
    "h": 233.094,
    "s": 54.941,
    "l": 50.392
  },
  "oklch": {
    "l": 0.47857,
    "c": 0.19039,
    "h": 271.4
  },
  "luminance": 0.10039
}

Semantic roles & 50–950 ramp

primary

#3B4BC6

secondary

#CDC68F

accent

#CD4ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3B4BC6

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

Preview Lab → · Contrast checker → · Palette generator →