#3548A4#3548A4

#3548A4 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.1% C 0.150 H 270.3°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).

Color values

HEX	#3548A4
RGB	rgb(53, 72, 164)
HSL	hsl(230, 51%, 43%)
HSV	hsv(230, 68%, 64%)
CMYK	cmyk(67.7%, 56.1%, 0%, 35.7%)
CIE-LAB	lab(34.13, 23.71, -52.02)
CIE-LCH	lch(34.13, 57.17, 294.51°)
OKLab	oklab(44.12% 0.0008 -0.1496)
OKLCH	oklch(44.12% 0.15 270.3)
XYZ	xyz(10.4841, 8.0710, 36.1201)
Luminance	0.0807 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3548A4 #A49135

analogous

#357FA4 #3548A4 #5A35A4

triadic

#3548A4 #A43548 #48A435

tetradic

#3548A4 #A4357F #A49135 #35A45A

square

#3548A4 #A4357F #A49135 #35A45A

split-complementary

#3548A4 #A45A35 #7FA435

monochromatic

#171F47 #263476 #3548A4 #5064C6 #7E8DD5

Accessibility & contrast

On white

8.03

#3548A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3548A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3548A4

8.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3548A4	#FFFFFF	#000000	##FFFFFF
##3548A4	1.00	8.03	2.61	8.03
#FFFFFF	8.03	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A7

Deuteranopia (green-blind)

#004BA2

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3548a4;
/* rgb */ color: rgb(53, 72, 164);
/* oklch */ color: oklch(44.1% 0.150 270.3);

Tailwind

colors: {
  custom: {
    50: '#797ac0',
    500: '#3548a4',
    950: '#000000',
  },
}

SCSS

$custom: #3548a4;
$custom-light: #797ac0;
$custom-dark: #000000;

JSON

{
  "hex": "#3548a4",
  "rgb": {
    "r": 53,
    "g": 72,
    "b": 164
  },
  "hsl": {
    "h": 229.73,
    "s": 51.152,
    "l": 42.549
  },
  "oklch": {
    "l": 0.44119,
    "c": 0.14963,
    "h": 270.3
  },
  "luminance": 0.08072
}

Semantic roles & 50–950 ramp

primary

#3548A4

secondary

#BEB276

accent

#C24DDB

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3548A4

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

Preview Lab → · Contrast checker → · Palette generator →