#3056BB#3056BB

#3056BB is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.5% C 0.165 H 265.2°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#3056BB
RGB	rgb(48, 86, 187)
HSL	hsl(224, 59%, 46%)
HSV	hsv(224, 74%, 73%)
CMYK	cmyk(74.3%, 54%, 0%, 26.7%)
CIE-LAB	lab(39.36, 22.34, -57.18)
CIE-LCH	lch(39.36, 61.38, 291.34°)
OKLab	oklab(48.53% -0.014 -0.1647)
OKLCH	oklch(48.53% 0.165 265.2)
XYZ	xyz(13.5132, 10.8703, 48.3901)
Luminance	0.1087 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3056BB #BB9530

analogous

#309BBB #3056BB #4F30BB

triadic

#3056BB #BB3056 #56BB30

tetradic

#3056BB #BB309B #BB9530 #30BB4F

square

#3056BB #BB309B #BB9530 #30BB4F

split-complementary

#3056BB #BB4F30 #9BBB30

monochromatic

#17295A #23408A #3056BB #5577D3 #869EE0

Accessibility & contrast

On white

6.62

#3056BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3056BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3056BB

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3056BB	#FFFFFF	#000000	##FFFFFF
##3056BB	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0263BF

Deuteranopia (green-blind)

#0057B9

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3056bb;
/* rgb */ color: rgb(48, 86, 187);
/* oklch */ color: oklch(48.5% 0.165 265.2);

Tailwind

colors: {
  custom: {
    50: '#7c85d0',
    500: '#3056bb',
    950: '#000000',
  },
}

SCSS

$custom: #3056bb;
$custom-light: #7c85d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3056bb",
  "rgb": {
    "r": 48,
    "g": 86,
    "b": 187
  },
  "hsl": {
    "h": 223.597,
    "s": 59.149,
    "l": 46.078
  },
  "oklch": {
    "l": 0.4853,
    "c": 0.16528,
    "h": 265.2
  },
  "luminance": 0.10872
}

Semantic roles & 50–950 ramp

primary

#3056BB

secondary

#C9B57D

accent

#B745E2

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #3056BB

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

Preview Lab → · Contrast checker → · Palette generator →