#3056AB#3056AB

#3056AB is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.3% C 0.143 H 263.7°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#3056AB
RGB	rgb(48, 86, 171)
HSL	hsl(221, 56%, 43%)
HSV	hsv(221, 72%, 67%)
CMYK	cmyk(71.9%, 49.7%, 0%, 32.9%)
CIE-LAB	lab(38.24, 16.31, -49.56)
CIE-LCH	lch(38.24, 52.18, 288.21°)
OKLab	oklab(47.32% -0.0157 -0.1423)
OKLCH	oklch(47.32% 0.143 263.7)
XYZ	xyz(11.8948, 10.2230, 39.8665)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3056AB #AB8530

analogous

#3093AB #3056AB #4730AB

triadic

#3056AB #AB3056 #56AB30

tetradic

#3056AB #AB3093 #AB8530 #30AB47

square

#3056AB #AB3093 #AB8530 #30AB47

split-complementary

#3056AB #AB4730 #93AB30

monochromatic

#15264B #233E7B #3056AB #4C73CD #7B99DA

Accessibility & contrast

On white

6.90

#3056AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#3056AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3056AB

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3056AB	#FFFFFF	#000000	##FFFFFF
##3056AB	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2660AE

Deuteranopia (green-blind)

#0055A9

Tritanopia (blue-blind)

#006A78

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3056ab;
/* rgb */ color: rgb(48, 86, 171);
/* oklch */ color: oklch(47.3% 0.143 263.7);

Tailwind

colors: {
  custom: {
    50: '#7885c5',
    500: '#3056ab',
    950: '#000000',
  },
}

SCSS

$custom: #3056ab;
$custom-light: #7885c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3056ab",
  "rgb": {
    "r": 48,
    "g": 86,
    "b": 171
  },
  "hsl": {
    "h": 221.463,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.47321,
    "c": 0.14315,
    "h": 263.7
  },
  "luminance": 0.10224
}

Semantic roles & 50–950 ramp

primary

#3056AB

secondary

#C3AA74

accent

#B148DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #3056AB

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

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