#3B4BC5#3B4BC5

#3B4BC5 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.8% C 0.189 H 271.4°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#3B4BC5
RGB	rgb(59, 75, 197)
HSL	hsl(233, 54%, 50%)
HSV	hsv(233, 70%, 77%)
CMYK	cmyk(70.1%, 61.9%, 0%, 22.7%)
CIE-LAB	lab(37.83, 34.50, -65.49)
CIE-LCH	lch(37.83, 74.02, 297.78°)
OKLab	oklab(47.77% 0.0048 -0.189)
OKLCH	oklch(47.77% 0.189 271.4)
XYZ	xyz(14.3943, 9.9918, 53.9825)
Luminance	0.0999 (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

#3B4BC5 #C5B53B

analogous

#3B90C5 #3B4BC5 #703BC5

triadic

#3B4BC5 #C53B4B #4BC53B

tetradic

#3B4BC5 #C53B90 #C5B53B #3BC570

square

#3B4BC5 #C53B90 #C5B53B #3BC570

split-complementary

#3B4BC5 #C5703B #90C53B

monochromatic

#1F2767 #2C3996 #3B4BC5 #6A76D3 #99A2E1

Accessibility & contrast

On white

7.00

#3B4BC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#3B4BC5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B4BC5

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B4BC5	#FFFFFF	#000000	##FFFFFF
##3B4BC5	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C9

Deuteranopia (green-blind)

#0053C3

Tritanopia (blue-blind)

#006A81

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b4bc5;
/* rgb */ color: rgb(59, 75, 197);
/* oklch */ color: oklch(47.8% 0.189 271.4);

Tailwind

colors: {
  custom: {
    50: '#837dd8',
    500: '#3b4bc5',
    950: '#000000',
  },
}

SCSS

$custom: #3b4bc5;
$custom-light: #837dd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b4bc5",
  "rgb": {
    "r": 59,
    "g": 75,
    "b": 197
  },
  "hsl": {
    "h": 233.043,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.47771,
    "c": 0.18908,
    "h": 271.4
  },
  "luminance": 0.09993
}

Semantic roles & 50–950 ramp

primary

#3B4BC5

secondary

#CDC68F

accent

#CD4ADE

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #3B4BC5

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

Preview Lab → · Contrast checker → · Palette generator →