#3554B8#3554B8

#3554B8 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.1% C 0.162 H 267.1°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3554B8
RGB	rgb(53, 84, 184)
HSL	hsl(226, 55%, 46%)
HSV	hsv(226, 71%, 72%)
CMYK	cmyk(71.2%, 54.3%, 0%, 27.8%)
CIE-LAB	lab(38.82, 23.19, -56.28)
CIE-LCH	lch(38.82, 60.87, 292.39°)
OKLab	oklab(48.12% -0.0083 -0.162)
OKLCH	oklch(48.12% 0.162 267.1)
XYZ	xyz(13.2872, 10.5569, 46.6755)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3554B8 #B89935

analogous

#3596B8 #3554B8 #5835B8

triadic

#3554B8 #B83554 #54B835

tetradic

#3554B8 #B83596 #B89935 #35B858

square

#3554B8 #B83596 #B89935 #35B858

split-complementary

#3554B8 #B85835 #96B835

monochromatic

#1A2959 #273E88 #3554B8 #5B76D0 #8A9EDD

Accessibility & contrast

On white

6.75

#3554B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3554B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3554B8

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3554B8	#FFFFFF	#000000	##FFFFFF
##3554B8	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0262BB

Deuteranopia (green-blind)

#0056B6

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3554b8;
/* rgb */ color: rgb(53, 84, 184);
/* oklch */ color: oklch(48.1% 0.162 267.1);

Tailwind

colors: {
  custom: {
    50: '#7d83ce',
    500: '#3554b8',
    950: '#000000',
  },
}

SCSS

$custom: #3554b8;
$custom-light: #7d83ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3554b8",
  "rgb": {
    "r": 53,
    "g": 84,
    "b": 184
  },
  "hsl": {
    "h": 225.802,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.48116,
    "c": 0.16219,
    "h": 267.1
  },
  "luminance": 0.10558
}

Semantic roles & 50–950 ramp

primary

#3554B8

secondary

#C7B781

accent

#BB49DF

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3554B8

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

Preview Lab → · Contrast checker → · Palette generator →