#3B4CBF#3B4CBF

#3B4CBF is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.4% C 0.180 H 271.3°. Best body text is #FFFFFF at 7.07:1 contrast (WCAG AA passes).

Color values

HEX	#3B4CBF
RGB	rgb(59, 76, 191)
HSL	hsl(232, 53%, 49%)
HSV	hsv(232, 69%, 75%)
CMYK	cmyk(69.1%, 60.2%, 0%, 25.1%)
CIE-LAB	lab(37.59, 31.74, -62.38)
CIE-LCH	lch(37.59, 69.99, 296.97°)
OKLab	oklab(47.44% 0.0041 -0.1799)
OKLCH	oklch(47.44% 0.18 271.3)
XYZ	xyz(13.7889, 9.8589, 50.4564)
Luminance	0.0986 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B4CBF #BFAE3B

analogous

#3B8EBF #3B4CBF #6C3BBF

triadic

#3B4CBF #BF3B4C #4CBF3B

tetradic

#3B4CBF #BF3B8E #BFAE3B #3BBF6C

square

#3B4CBF #BF3B8E #BFAE3B #3BBF6C

split-complementary

#3B4CBF #BF6C3B #8EBF3B

monochromatic

#1E2761 #2D3990 #3B4CBF #6775D0 #969FDF

Accessibility & contrast

On white

7.07

#3B4CBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#3B4CBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B4CBF

7.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4CBF	#FFFFFF	#000000	##FFFFFF
##3B4CBF	1.00	7.07	2.97	7.07
#FFFFFF	7.07	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC3

Deuteranopia (green-blind)

#0053BD

Tritanopia (blue-blind)

#00697E

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3b4cbf;
/* rgb */ color: rgb(59, 76, 191);
/* oklch */ color: oklch(47.4% 0.180 271.3);

Tailwind

colors: {
  custom: {
    50: '#817ed3',
    500: '#3b4cbf',
    950: '#000000',
  },
}

SCSS

$custom: #3b4cbf;
$custom-light: #817ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4cbf",
  "rgb": {
    "r": 59,
    "g": 76,
    "b": 191
  },
  "hsl": {
    "h": 232.273,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.47442,
    "c": 0.17993,
    "h": 271.3
  },
  "luminance": 0.0986
}

Semantic roles & 50–950 ramp

primary

#3B4CBF

secondary

#CAC28C

accent

#CA4CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3B4CBF

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

Preview Lab → · Contrast checker → · Palette generator →