#3956BC#3956BC

#3956BC is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.0% C 0.164 H 267.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#3956BC
RGB	rgb(57, 86, 188)
HSL	hsl(227, 53%, 48%)
HSV	hsv(227, 70%, 74%)
CMYK	cmyk(69.7%, 54.3%, 0%, 26.3%)
CIE-LAB	lab(39.84, 23.93, -56.97)
CIE-LCH	lch(39.84, 61.79, 292.78°)
OKLab	oklab(49.03% -0.006 -0.1639)
OKLCH	oklch(49.03% 0.164 267.9)
XYZ	xyz(14.0891, 11.1549, 48.9778)
Luminance	0.1116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3956BC #BC9F39

analogous

#3997BC #3956BC #5E39BC

triadic

#3956BC #BC3956 #56BC39

tetradic

#3956BC #BC3997 #BC9F39 #39BC5E

square

#3956BC #BC3997 #BC9F39 #39BC5E

split-complementary

#3956BC #BC5E39 #97BC39

monochromatic

#1D2B5E #2B418D #3956BC #637BD0 #92A2DE

Accessibility & contrast

On white

6.50

#3956BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3956BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3956BC

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3956BC	#FFFFFF	#000000	##FFFFFF
##3956BC	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0464C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3956bc;
/* rgb */ color: rgb(57, 86, 188);
/* oklch */ color: oklch(49.0% 0.164 267.9);

Tailwind

colors: {
  custom: {
    50: '#7f85d1',
    500: '#3956bc',
    950: '#000000',
  },
}

SCSS

$custom: #3956bc;
$custom-light: #7f85d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3956bc",
  "rgb": {
    "r": 57,
    "g": 86,
    "b": 188
  },
  "hsl": {
    "h": 226.718,
    "s": 53.469,
    "l": 48.039
  },
  "oklch": {
    "l": 0.49026,
    "c": 0.164,
    "h": 267.9
  },
  "luminance": 0.11156
}

Semantic roles & 50–950 ramp

primary

#3956BC

secondary

#C9BA88

accent

#BD4BDD

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3956BC

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

Preview Lab → · Contrast checker → · Palette generator →