#3944B5#3944B5

#3944B5 is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.0% C 0.177 H 272.7°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#3944B5
RGB	rgb(57, 68, 181)
HSL	hsl(235, 52%, 47%)
HSV	hsv(235, 69%, 71%)
CMYK	cmyk(68.5%, 62.4%, 0%, 29%)
CIE-LAB	lab(34.68, 33.03, -61.24)
CIE-LCH	lch(34.68, 69.58, 298.34°)
OKLab	oklab(45.01% 0.0085 -0.1767)
OKLCH	oklch(45.01% 0.177 272.7)
XYZ	xyz(12.0922, 8.3392, 44.6795)
Luminance	0.0834 (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

#3944B5 #B5AA39

analogous

#3982B5 #3944B5 #6C39B5

triadic

#3944B5 #B53944 #44B539

tetradic

#3944B5 #B53982 #B5AA39 #39B56C

square

#3944B5 #B53982 #B5AA39 #39B56C

split-complementary

#3944B5 #B56C39 #82B539

monochromatic

#1C2158 #2A3386 #3944B5 #5F68CD #8D94DB

Accessibility & contrast

On white

7.87

#3944B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3944B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3944B5

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3944B5	#FFFFFF	#000000	##FFFFFF
##3944B5	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B9

Deuteranopia (green-blind)

#004CB3

Tritanopia (blue-blind)

#006176

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3944b5;
/* rgb */ color: rgb(57, 68, 181);
/* oklch */ color: oklch(45.0% 0.177 272.7);

Tailwind

colors: {
  custom: {
    50: '#7f78cc',
    500: '#3944b5',
    950: '#000000',
  },
}

SCSS

$custom: #3944b5;
$custom-light: #7f78cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3944b5",
  "rgb": {
    "r": 57,
    "g": 68,
    "b": 181
  },
  "hsl": {
    "h": 234.677,
    "s": 52.101,
    "l": 46.667
  },
  "oklch": {
    "l": 0.4501,
    "c": 0.17688,
    "h": 272.7
  },
  "luminance": 0.0834
}

Semantic roles & 50–950 ramp

primary

#3944B5

secondary

#C6C084

accent

#CF4CDC

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3944B5

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

Preview Lab → · Contrast checker → · Palette generator →