#3445BB#3445BB

#3445BB is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.4% C 0.185 H 270.7°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#3445BB
RGB	rgb(52, 69, 187)
HSL	hsl(232, 56%, 47%)
HSV	hsv(232, 72%, 73%)
CMYK	cmyk(72.2%, 63.1%, 0%, 26.7%)
CIE-LAB	lab(35.15, 33.88, -64.03)
CIE-LCH	lch(35.15, 72.44, 297.88°)
OKLab	oklab(45.44% 0.0022 -0.1849)
OKLCH	oklch(45.44% 0.185 270.7)
XYZ	xyz(12.5109, 8.5729, 47.9995)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.52

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3445BB #BBAA34

analogous

#3489BB #3445BB #6634BB

triadic

#3445BB #BB3445 #45BB34

tetradic

#3445BB #BB3489 #BBAA34 #34BB66

square

#3445BB #BB3489 #BBAA34 #34BB66

split-complementary

#3445BB #BB6634 #89BB34

monochromatic

#19225B #27338B #3445BB #5B6AD1 #8B95DF

Accessibility & contrast

On white

7.74

#3445BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#3445BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3445BB

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3445BB	#FFFFFF	#000000	##FFFFFF
##3445BB	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004CB9

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3445bb;
/* rgb */ color: rgb(52, 69, 187);
/* oklch */ color: oklch(45.4% 0.185 270.7);

Tailwind

colors: {
  custom: {
    50: '#7e78d0',
    500: '#3445bb',
    950: '#000000',
  },
}

SCSS

$custom: #3445bb;
$custom-light: #7e78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3445bb",
  "rgb": {
    "r": 52,
    "g": 69,
    "b": 187
  },
  "hsl": {
    "h": 232.444,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45436,
    "c": 0.18496,
    "h": 270.7
  },
  "luminance": 0.08574
}

Semantic roles & 50–950 ramp

primary

#3445BB

secondary

#C9C082

accent

#CD48E0

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3445BB

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

Preview Lab → · Contrast checker → · Palette generator →