#3D56BB#3D56BB

#3D56BB is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.2% C 0.161 H 269.2°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#3D56BB
RGB	rgb(61, 86, 187)
HSL	hsl(228, 51%, 49%)
HSV	hsv(228, 67%, 73%)
CMYK	cmyk(67.4%, 54%, 0%, 26.7%)
CIE-LAB	lab(39.97, 24.17, -56.16)
CIE-LCH	lch(39.97, 61.14, 293.28°)
OKLab	oklab(49.16% -0.0023 -0.1614)
OKLCH	oklch(49.16% 0.161 269.2)
XYZ	xyz(14.2188, 11.2342, 48.4232)
Luminance	0.1124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D56BB #BBA23D

analogous

#3D95BB #3D56BB #633DBB

triadic

#3D56BB #BB3D56 #56BB3D

tetradic

#3D56BB #BB3D95 #BBA23D #3DBB63

square

#3D56BB #BB3D95 #BBA23D #3DBB63

split-complementary

#3D56BB #BB633D #95BB3D

monochromatic

#1F2C5F #2E418D #3D56BB #687CCE #96A4DD

Accessibility & contrast

On white

6.47

#3D56BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#3D56BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D56BB

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D56BB	#FFFFFF	#000000	##FFFFFF
##3D56BB	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B64BF

Deuteranopia (green-blind)

#0059B9

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3d56bb;
/* rgb */ color: rgb(61, 86, 187);
/* oklch */ color: oklch(49.2% 0.161 269.2);

Tailwind

colors: {
  custom: {
    50: '#8185d0',
    500: '#3d56bb',
    950: '#000000',
  },
}

SCSS

$custom: #3d56bb;
$custom-light: #8185d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d56bb",
  "rgb": {
    "r": 61,
    "g": 86,
    "b": 187
  },
  "hsl": {
    "h": 228.095,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49158,
    "c": 0.16145,
    "h": 269.2
  },
  "luminance": 0.11236
}

Semantic roles & 50–950 ramp

primary

#3D56BB

secondary

#C8BC8C

accent

#BE4EDA

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3D56BB

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

Preview Lab → · Contrast checker → · Palette generator →