#3B4DBE#3B4DBE

#3B4DBE is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.5% C 0.177 H 271.1°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#3B4DBE
RGB	rgb(59, 77, 190)
HSL	hsl(232, 53%, 49%)
HSV	hsv(232, 69%, 75%)
CMYK	cmyk(68.9%, 59.5%, 0%, 25.5%)
CIE-LAB	lab(37.76, 30.75, -61.51)
CIE-LCH	lch(37.76, 68.77, 296.56°)
OKLab	oklab(47.55% 0.0034 -0.1773)
OKLCH	oklch(47.55% 0.177 271.1)
XYZ	xyz(13.7486, 9.9539, 49.9020)
Luminance	0.0995 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4DBE #BEAC3B

analogous

#3B8FBE #3B4DBE #6B3BBE

triadic

#3B4DBE #BE3B4D #4DBE3B

tetradic

#3B4DBE #BE3B8F #BEAC3B #3BBE6B

square

#3B4DBE #BE3B8F #BEAC3B #3BBE6B

split-complementary

#3B4DBE #BE6B3B #8FBE3B

monochromatic

#1E2761 #2C3A8F #3B4DBE #6775D0 #959FDE

Accessibility & contrast

On white

7.02

#3B4DBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3B4DBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4DBE

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4DBE	#FFFFFF	#000000	##FFFFFF
##3B4DBE	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC2

Deuteranopia (green-blind)

#0053BC

Tritanopia (blue-blind)

#00697E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4dbe;
/* rgb */ color: rgb(59, 77, 190);
/* oklch */ color: oklch(47.5% 0.177 271.1);

Tailwind

colors: {
  custom: {
    50: '#817ed2',
    500: '#3b4dbe',
    950: '#000000',
  },
}

SCSS

$custom: #3b4dbe;
$custom-light: #817ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4dbe",
  "rgb": {
    "r": 59,
    "g": 77,
    "b": 190
  },
  "hsl": {
    "h": 231.756,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.47545,
    "c": 0.17736,
    "h": 271.1
  },
  "luminance": 0.09955
}

Semantic roles & 50–950 ramp

primary

#3B4DBE

secondary

#CAC18B

accent

#C84CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B4DBE

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

Preview Lab → · Contrast checker → · Palette generator →