#3944B8#3944B8

#3944B8 is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.3% C 0.181 H 272.6°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3944B8
RGB	rgb(57, 68, 184)
HSL	hsl(235, 53%, 47%)
HSV	hsv(235, 69%, 72%)
CMYK	cmyk(69%, 63%, 0%, 27.8%)
CIE-LAB	lab(34.93, 34.08, -62.60)
CIE-LCH	lch(34.93, 71.28, 298.57°)
OKLab	oklab(45.27% 0.0083 -0.1807)
OKLCH	oklch(45.27% 0.181 272.6)
XYZ	xyz(12.4033, 8.4636, 46.3181)
Luminance	0.0847 (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

#3944B8 #B8AD39

analogous

#3984B8 #3944B8 #6D39B8

triadic

#3944B8 #B83944 #44B839

tetradic

#3944B8 #B83984 #B8AD39 #39B86D

square

#3944B8 #B83984 #B8AD39 #39B86D

split-complementary

#3944B8 #B86D39 #84B839

monochromatic

#1C215B #2B3389 #3944B8 #606ACE #8F96DC

Accessibility & contrast

On white

7.80

#3944B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3944B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3944B8

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3944B8	#FFFFFF	#000000	##FFFFFF
##3944B8	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BC

Deuteranopia (green-blind)

#004CB6

Tritanopia (blue-blind)

#006277

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3944b8;
/* rgb */ color: rgb(57, 68, 184);
/* oklch */ color: oklch(45.3% 0.181 272.6);

Tailwind

colors: {
  custom: {
    50: '#8078ce',
    500: '#3944b8',
    950: '#000000',
  },
}

SCSS

$custom: #3944b8;
$custom-light: #8078ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3944b8",
  "rgb": {
    "r": 57,
    "g": 68,
    "b": 184
  },
  "hsl": {
    "h": 234.803,
    "s": 52.697,
    "l": 47.255
  },
  "oklch": {
    "l": 0.45272,
    "c": 0.18086,
    "h": 272.6
  },
  "luminance": 0.08465
}

Semantic roles & 50–950 ramp

primary

#3944B8

secondary

#C7C186

accent

#D04CDC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3944B8

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

Preview Lab → · Contrast checker → · Palette generator →