#3548AC#3548AC

#3548AC is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.8% C 0.161 H 270.4°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#3548AC
RGB	rgb(53, 72, 172)
HSL	hsl(230, 53%, 44%)
HSV	hsv(230, 69%, 67%)
CMYK	cmyk(69.2%, 58.1%, 0%, 32.5%)
CIE-LAB	lab(34.74, 26.64, -55.81)
CIE-LCH	lch(34.74, 61.84, 295.51°)
OKLab	oklab(44.77% 0.0011 -0.1608)
OKLCH	oklch(44.77% 0.161 270.4)
XYZ	xyz(11.2294, 8.3691, 40.0453)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3548AC #AC9935

analogous

#3584AC #3548AC #5E35AC

triadic

#3548AC #AC3548 #48AC35

tetradic

#3548AC #AC3584 #AC9935 #35AC5E

square

#3548AC #AC3584 #AC9935 #35AC5E

split-complementary

#3548AC #AC5E35 #84AC35

monochromatic

#18214E #27347D #3548AC #5467CA #8390D9

Accessibility & contrast

On white

7.85

#3548AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#3548AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3548AC

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3548AC	#FFFFFF	#000000	##FFFFFF
##3548AC	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AF

Deuteranopia (green-blind)

#004CAA

Tritanopia (blue-blind)

#006173

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3548ac;
/* rgb */ color: rgb(53, 72, 172);
/* oklch */ color: oklch(44.8% 0.161 270.4);

Tailwind

colors: {
  custom: {
    50: '#7b7ac5',
    500: '#3548ac',
    950: '#000000',
  },
}

SCSS

$custom: #3548ac;
$custom-light: #7b7ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#3548ac",
  "rgb": {
    "r": 53,
    "g": 72,
    "b": 172
  },
  "hsl": {
    "h": 230.42,
    "s": 52.889,
    "l": 44.118
  },
  "oklch": {
    "l": 0.44767,
    "c": 0.16078,
    "h": 270.4
  },
  "luminance": 0.0837
}

Semantic roles & 50–950 ramp

primary

#3548AC

secondary

#C2B77B

accent

#C54CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3548AC

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

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