#3D56CB#3D56CB

#3D56CB is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.4% C 0.183 H 269.5°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#3D56CB
RGB	rgb(61, 86, 203)
HSL	hsl(229, 58%, 52%)
HSV	hsv(229, 70%, 80%)
CMYK	cmyk(70%, 57.6%, 0%, 20.4%)
CIE-LAB	lab(41.15, 29.91, -63.55)
CIE-LCH	lch(41.15, 70.23, 295.20°)
OKLab	oklab(50.41% -0.0016 -0.1832)
OKLCH	oklch(50.41% 0.183 269.5)
XYZ	xyz(16.0281, 11.9579, 57.9517)
Luminance	0.1196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D56CB #CBB23D

analogous

#3D9DCB #3D56CB #6B3DCB

triadic

#3D56CB #CB3D56 #56CB3D

tetradic

#3D56CB #CB3D9D #CBB23D #3DCB6B

square

#3D56CB #CB3D9D #CBB23D #3DCB6B

split-complementary

#3D56CB #CB6B3D #9DCB3D

monochromatic

#1E2C70 #2B3FA0 #3D56CB #6D80D8 #9EAAE5

Accessibility & contrast

On white

6.19

#3D56CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#3D56CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D56CB

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D56CB	#FFFFFF	#000000	##FFFFFF
##3D56CB	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#005BC9

Tritanopia (blue-blind)

#007388

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3d56cb;
/* rgb */ color: rgb(61, 86, 203);
/* oklch */ color: oklch(50.4% 0.183 269.5);

Tailwind

colors: {
  custom: {
    50: '#8485dc',
    500: '#3d56cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d56cb;
$custom-light: #8485dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d56cb",
  "rgb": {
    "r": 61,
    "g": 86,
    "b": 203
  },
  "hsl": {
    "h": 229.437,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.50412,
    "c": 0.18318,
    "h": 269.5
  },
  "luminance": 0.11959
}

Semantic roles & 50–950 ramp

primary

#3D56CB

secondary

#D1C693

accent

#C647E1

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3D56CB

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

Preview Lab → · Contrast checker → · Palette generator →