#3548A3#3548A3

#3548A3 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.148 H 270.3°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#3548A3
RGB	rgb(53, 72, 163)
HSL	hsl(230, 51%, 42%)
HSV	hsv(230, 67%, 64%)
CMYK	cmyk(67.5%, 55.8%, 0%, 36.1%)
CIE-LAB	lab(34.06, 23.35, -51.54)
CIE-LCH	lch(34.06, 56.58, 294.37°)
OKLab	oklab(44.04% 0.0008 -0.1482)
OKLCH	oklch(44.04% 0.148 270.3)
XYZ	xyz(10.3942, 8.0350, 35.6464)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3548A3 #A39035

analogous

#357FA3 #3548A3 #5935A3

triadic

#3548A3 #A33548 #48A335

tetradic

#3548A3 #A3357F #A39035 #35A359

square

#3548A3 #A3357F #A39035 #35A359

split-complementary

#3548A3 #A35935 #7FA335

monochromatic

#171F47 #263475 #3548A3 #4F64C6 #7E8DD5

Accessibility & contrast

On white

8.05

#3548A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3548A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3548A3

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3548A3	#FFFFFF	#000000	##FFFFFF
##3548A3	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A6

Deuteranopia (green-blind)

#004BA1

Tritanopia (blue-blind)

#005E6E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3548a3;
/* rgb */ color: rgb(53, 72, 163);
/* oklch */ color: oklch(44.0% 0.148 270.3);

Tailwind

colors: {
  custom: {
    50: '#797abf',
    500: '#3548a3',
    950: '#000000',
  },
}

SCSS

$custom: #3548a3;
$custom-light: #797abf;
$custom-dark: #000000;

JSON

{
  "hex": "#3548a3",
  "rgb": {
    "r": 53,
    "g": 72,
    "b": 163
  },
  "hsl": {
    "h": 229.636,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44039,
    "c": 0.14822,
    "h": 270.3
  },
  "luminance": 0.08036
}

Semantic roles & 50–950 ramp

primary

#3548A3

secondary

#BEB176

accent

#C24DDA

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3548A3

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

Preview Lab → · Contrast checker → · Palette generator →