#3B4EBD#3B4EBD

#3B4EBD is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.6% C 0.175 H 270.8°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3B4EBD
RGB	rgb(59, 78, 189)
HSL	hsl(231, 52%, 49%)
HSV	hsv(231, 69%, 74%)
CMYK	cmyk(68.8%, 58.7%, 0%, 25.9%)
CIE-LAB	lab(37.93, 29.75, -60.64)
CIE-LCH	lch(37.93, 67.54, 296.13°)
OKLab	oklab(47.65% 0.0026 -0.1748)
OKLCH	oklch(47.65% 0.175 270.8)
XYZ	xyz(13.7102, 10.0514, 49.3518)
Luminance	0.1005 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4EBD #BDAA3B

analogous

#3B8FBD #3B4EBD #693BBD

triadic

#3B4EBD #BD3B4E #4EBD3B

tetradic

#3B4EBD #BD3B8F #BDAA3B #3BBD69

square

#3B4EBD #BD3B8F #BDAA3B #3BBD69

split-complementary

#3B4EBD #BD693B #8FBD3B

monochromatic

#1E2860 #2C3B8E #3B4EBD #6675CF #959FDE

Accessibility & contrast

On white

6.98

#3B4EBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3B4EBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4EBD

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4EBD	#FFFFFF	#000000	##FFFFFF
##3B4EBD	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)

#005FC1

Deuteranopia (green-blind)

#0054BB

Tritanopia (blue-blind)

#00697E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4ebd;
/* rgb */ color: rgb(59, 78, 189);
/* oklch */ color: oklch(47.6% 0.175 270.8);

Tailwind

colors: {
  custom: {
    50: '#817fd2',
    500: '#3b4ebd',
    950: '#000000',
  },
}

SCSS

$custom: #3b4ebd;
$custom-light: #817fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4ebd",
  "rgb": {
    "r": 59,
    "g": 78,
    "b": 189
  },
  "hsl": {
    "h": 231.231,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.4765,
    "c": 0.17478,
    "h": 270.8
  },
  "luminance": 0.10053
}

Semantic roles & 50–950 ramp

primary

#3B4EBD

secondary

#C9C08B

accent

#C74CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B4EBD

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

Preview Lab → · Contrast checker → · Palette generator →