#3944B9#3944B9

#3944B9 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.4% C 0.182 H 272.6°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#3944B9
RGB	rgb(57, 68, 185)
HSL	hsl(235, 53%, 47%)
HSV	hsv(235, 69%, 73%)
CMYK	cmyk(69.2%, 63.2%, 0%, 27.5%)
CIE-LAB	lab(35.01, 34.44, -63.06)
CIE-LCH	lch(35.01, 71.85, 298.64°)
OKLab	oklab(45.36% 0.0083 -0.182)
OKLCH	oklch(45.36% 0.182 272.6)
XYZ	xyz(12.5085, 8.5057, 46.8721)
Luminance	0.0851 (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

#3944B9 #B9AE39

analogous

#3984B9 #3944B9 #6E39B9

triadic

#3944B9 #B93944 #44B939

tetradic

#3944B9 #B93984 #B9AE39 #39B96E

square

#3944B9 #B93984 #B9AE39 #39B96E

split-complementary

#3944B9 #B96E39 #84B939

monochromatic

#1C225B #2B338A #3944B9 #616ACE #9096DD

Accessibility & contrast

On white

7.77

#3944B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3944B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3944B9

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3944B9	#FFFFFF	#000000	##FFFFFF
##3944B9	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BD

Deuteranopia (green-blind)

#004DB7

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3944b9;
/* rgb */ color: rgb(57, 68, 185);
/* oklch */ color: oklch(45.4% 0.182 272.6);

Tailwind

colors: {
  custom: {
    50: '#8078cf',
    500: '#3944b9',
    950: '#000000',
  },
}

SCSS

$custom: #3944b9;
$custom-light: #8078cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3944b9",
  "rgb": {
    "r": 57,
    "g": 68,
    "b": 185
  },
  "hsl": {
    "h": 234.844,
    "s": 52.893,
    "l": 47.451
  },
  "oklch": {
    "l": 0.4536,
    "c": 0.18219,
    "h": 272.6
  },
  "luminance": 0.08507
}

Semantic roles & 50–950 ramp

primary

#3944B9

secondary

#C8C286

accent

#D04BDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3944B9

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

Preview Lab → · Contrast checker → · Palette generator →