#3944A0#3944A0

#3944A0 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.148 H 273.4°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#3944A0
RGB	rgb(57, 68, 160)
HSL	hsl(234, 47%, 43%)
HSV	hsv(234, 64%, 63%)
CMYK	cmyk(64.4%, 57.5%, 0%, 37.3%)
CIE-LAB	lab(33.01, 25.56, -51.42)
CIE-LCH	lch(33.01, 57.42, 296.43°)
OKLab	oklab(43.25% 0.0087 -0.1478)
OKLCH	oklch(43.25% 0.148 273.4)
XYZ	xyz(10.0975, 7.5413, 34.1744)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3944A0 #A09539

analogous

#3978A0 #3944A0 #6139A0

triadic

#3944A0 #A03944 #44A039

tetradic

#3944A0 #A03978 #A09539 #39A061

square

#3944A0 #A03978 #A09539 #39A061

split-complementary

#3944A0 #A06139 #78A039

monochromatic

#191E46 #293173 #3944A0 #5460C2 #818AD2

Accessibility & contrast

On white

8.37

#3944A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3944A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3944A0

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3944A0	#FFFFFF	#000000	##FFFFFF
##3944A0	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A3

Deuteranopia (green-blind)

#00499E

Tritanopia (blue-blind)

#005A6B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3944a0;
/* rgb */ color: rgb(57, 68, 160);
/* oklch */ color: oklch(43.2% 0.148 273.4);

Tailwind

colors: {
  custom: {
    50: '#7b77bd',
    500: '#3944a0',
    950: '#000000',
  },
}

SCSS

$custom: #3944a0;
$custom-light: #7b77bd;
$custom-dark: #000000;

JSON

{
  "hex": "#3944a0",
  "rgb": {
    "r": 57,
    "g": 68,
    "b": 160
  },
  "hsl": {
    "h": 233.592,
    "s": 47.465,
    "l": 42.549
  },
  "oklch": {
    "l": 0.43249,
    "c": 0.14807,
    "h": 273.4
  },
  "luminance": 0.07542
}

Semantic roles & 50–950 ramp

primary

#3944A0

secondary

#BCB579

accent

#C951D7

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3944A0

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

Preview Lab → · Contrast checker → · Palette generator →