#3944AB#3944AB

#3944AB is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.2% C 0.163 H 273.1°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#3944AB
RGB	rgb(57, 68, 171)
HSL	hsl(234, 50%, 45%)
HSV	hsv(234, 67%, 67%)
CMYK	cmyk(66.7%, 60.2%, 0%, 32.9%)
CIE-LAB	lab(33.86, 29.48, -56.63)
CIE-LCH	lch(33.86, 63.84, 297.50°)
OKLab	oklab(44.15% 0.0087 -0.1631)
OKLCH	oklch(44.15% 0.163 273.1)
XYZ	xyz(11.1027, 7.9434, 39.4683)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3944AB #ABA039

analogous

#397DAB #3944AB #6739AB

triadic

#3944AB #AB3944 #44AB39

tetradic

#3944AB #AB397D #ABA039 #39AB67

square

#3944AB #AB397D #ABA039 #39AB67

split-complementary

#3944AB #AB6739 #7DAB39

monochromatic

#1A1F4F #2A327D #3944AB #5964C8 #878FD7

Accessibility & contrast

On white

8.11

#3944AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3944AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3944AB

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3944AB	#FFFFFF	#000000	##FFFFFF
##3944AB	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AE

Deuteranopia (green-blind)

#004BA9

Tritanopia (blue-blind)

#005E71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3944ab;
/* rgb */ color: rgb(57, 68, 171);
/* oklch */ color: oklch(44.2% 0.163 273.1);

Tailwind

colors: {
  custom: {
    50: '#7d78c5',
    500: '#3944ab',
    950: '#000000',
  },
}

SCSS

$custom: #3944ab;
$custom-light: #7d78c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3944ab",
  "rgb": {
    "r": 57,
    "g": 68,
    "b": 171
  },
  "hsl": {
    "h": 234.211,
    "s": 50,
    "l": 44.706
  },
  "oklch": {
    "l": 0.44154,
    "c": 0.16336,
    "h": 273.1
  },
  "luminance": 0.07944
}

Semantic roles & 50–950 ramp

primary

#3944AB

secondary

#C1BB7F

accent

#CC4EDA

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3944AB

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

Preview Lab → · Contrast checker → · Palette generator →