#3056B4#3056B4

#3056B4 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.0% C 0.156 H 264.6°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#3056B4
RGB	rgb(48, 86, 180)
HSL	hsl(223, 58%, 45%)
HSV	hsv(223, 73%, 71%)
CMYK	cmyk(73.3%, 52.2%, 0%, 29.4%)
CIE-LAB	lab(38.86, 19.70, -53.88)
CIE-LCH	lch(38.86, 57.37, 290.08°)
OKLab	oklab(47.99% -0.0146 -0.155)
OKLCH	oklch(47.99% 0.156 264.6)
XYZ	xyz(12.7820, 10.5779, 44.5393)
Luminance	0.1058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3056B4 #B48E30

analogous

#3098B4 #3056B4 #4C30B4

triadic

#3056B4 #B43056 #56B430

tetradic

#3056B4 #B43098 #B48E30 #30B44C

square

#3056B4 #B43098 #B48E30 #30B44C

split-complementary

#3056B4 #B44C30 #98B430

monochromatic

#162853 #233F84 #3056B4 #5175D1 #819CDD

Accessibility & contrast

On white

6.74

#3056B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3056B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3056B4

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3056B4	#FFFFFF	#000000	##FFFFFF
##3056B4	1.00	6.74	3.12	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1862B7

Deuteranopia (green-blind)

#0056B2

Tritanopia (blue-blind)

#006D7C

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3056b4;
/* rgb */ color: rgb(48, 86, 180);
/* oklch */ color: oklch(48.0% 0.156 264.6);

Tailwind

colors: {
  custom: {
    50: '#7a85cb',
    500: '#3056b4',
    950: '#000000',
  },
}

SCSS

$custom: #3056b4;
$custom-light: #7a85cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3056b4",
  "rgb": {
    "r": 48,
    "g": 86,
    "b": 180
  },
  "hsl": {
    "h": 222.727,
    "s": 57.895,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47991,
    "c": 0.15568,
    "h": 264.6
  },
  "luminance": 0.10579
}

Semantic roles & 50–950 ramp

primary

#3056B4

secondary

#C6B079

accent

#B547E1

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3056B4

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

Preview Lab → · Contrast checker → · Palette generator →