#3054AB#3054AB

#3054AB is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.9% C 0.146 H 264.5°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#3054AB
RGB	rgb(48, 84, 171)
HSL	hsl(222, 56%, 43%)
HSV	hsv(222, 72%, 67%)
CMYK	cmyk(71.9%, 50.9%, 0%, 32.9%)
CIE-LAB	lab(37.68, 17.62, -50.47)
CIE-LCH	lch(37.68, 53.46, 289.25°)
OKLab	oklab(46.89% -0.0139 -0.145)
OKLCH	oklch(46.89% 0.146 264.5)
XYZ	xyz(11.7373, 9.9081, 39.8141)
Luminance	0.0991 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3054AB #AB8730

analogous

#3091AB #3054AB #4930AB

triadic

#3054AB #AB3054 #54AB30

tetradic

#3054AB #AB3091 #AB8730 #30AB49

square

#3054AB #AB3091 #AB8730 #30AB49

split-complementary

#3054AB #AB4930 #91AB30

monochromatic

#15254B #233D7B #3054AB #4C71CD #7B97DA

Accessibility & contrast

On white

7.04

#3054AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3054AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3054AB

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3054AB	#FFFFFF	#000000	##FFFFFF
##3054AB	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#205FAE

Deuteranopia (green-blind)

#0053A9

Tritanopia (blue-blind)

#006977

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3054ab;
/* rgb */ color: rgb(48, 84, 171);
/* oklch */ color: oklch(46.9% 0.146 264.5);

Tailwind

colors: {
  custom: {
    50: '#7883c5',
    500: '#3054ab',
    950: '#000000',
  },
}

SCSS

$custom: #3054ab;
$custom-light: #7883c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3054ab",
  "rgb": {
    "r": 48,
    "g": 84,
    "b": 171
  },
  "hsl": {
    "h": 222.439,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.46892,
    "c": 0.14566,
    "h": 264.5
  },
  "luminance": 0.09909
}

Semantic roles & 50–950 ramp

primary

#3054AB

secondary

#C3AC74

accent

#B348DF

background

#F7F8FC

surface

#EEEFF8

border

#C9CAD1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3054AB

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

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