#3956BD#3956BD

#3956BD is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.165 H 267.9°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#3956BD
RGB	rgb(57, 86, 189)
HSL	hsl(227, 54%, 48%)
HSV	hsv(227, 70%, 74%)
CMYK	cmyk(69.8%, 54.5%, 0%, 25.9%)
CIE-LAB	lab(39.91, 24.29, -57.43)
CIE-LCH	lch(39.91, 62.36, 292.93°)
OKLab	oklab(49.1% -0.006 -0.1653)
OKLCH	oklch(49.1% 0.165 267.9)
XYZ	xyz(14.1973, 11.1981, 49.5475)
Luminance	0.1120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956BD #BDA039

analogous

#3998BD #3956BD #5E39BD

triadic

#3956BD #BD3956 #56BD39

tetradic

#3956BD #BD3998 #BDA039 #39BD5E

square

#3956BD #BD3998 #BDA039 #39BD5E

split-complementary

#3956BD #BD5E39 #98BD39

monochromatic

#1D2B5F #2B418E #3956BD #637BD0 #92A3DE

Accessibility & contrast

On white

6.48

#3956BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#3956BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956BD

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956BD	#FFFFFF	#000000	##FFFFFF
##3956BD	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3956bd;
/* rgb */ color: rgb(57, 86, 189);
/* oklch */ color: oklch(49.1% 0.165 267.9);

Tailwind

colors: {
  custom: {
    50: '#8085d2',
    500: '#3956bd',
    950: '#000000',
  },
}

SCSS

$custom: #3956bd;
$custom-light: #8085d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3956bd",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 189
  },
  "hsl": {
    "h": 226.818,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.49103,
    "c": 0.16538,
    "h": 267.9
  },
  "luminance": 0.112
}

Semantic roles & 50–950 ramp

primary

#3956BD

secondary

#C9BB89

accent

#BD4BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0B0B14

muted

#7C7C83

Preview Lab

Preview with #3956BD

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

Preview Lab → · Contrast checker → · Palette generator →