#3445B8#3445B8

#3445B8 is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.2% C 0.181 H 270.7°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#3445B8
RGB	rgb(52, 69, 184)
HSL	hsl(232, 56%, 46%)
HSV	hsv(232, 72%, 72%)
CMYK	cmyk(71.7%, 62.5%, 0%, 27.8%)
CIE-LAB	lab(34.89, 32.80, -62.67)
CIE-LCH	lch(34.89, 70.74, 297.62°)
OKLab	oklab(45.17% 0.0023 -0.181)
OKLCH	oklch(45.17% 0.181 270.7)
XYZ	xyz(12.1931, 8.4458, 46.3257)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3445B8 #B8A734

analogous

#3487B8 #3445B8 #6534B8

triadic

#3445B8 #B83445 #45B834

tetradic

#3445B8 #B83487 #B8A734 #34B865

square

#3445B8 #B83487 #B8A734 #34B865

split-complementary

#3445B8 #B86534 #87B834

monochromatic

#192159 #273388 #3445B8 #5968D0 #8994DE

Accessibility & contrast

On white

7.81

#3445B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3445B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3445B8

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3445B8	#FFFFFF	#000000	##FFFFFF
##3445B8	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BC

Deuteranopia (green-blind)

#004CB6

Tritanopia (blue-blind)

#006278

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3445b8;
/* rgb */ color: rgb(52, 69, 184);
/* oklch */ color: oklch(45.2% 0.181 270.7);

Tailwind

colors: {
  custom: {
    50: '#7e78ce',
    500: '#3445b8',
    950: '#000000',
  },
}

SCSS

$custom: #3445b8;
$custom-light: #7e78ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3445b8",
  "rgb": {
    "r": 52,
    "g": 69,
    "b": 184
  },
  "hsl": {
    "h": 232.273,
    "s": 55.932,
    "l": 46.275
  },
  "oklch": {
    "l": 0.4517,
    "c": 0.181,
    "h": 270.7
  },
  "luminance": 0.08447
}

Semantic roles & 50–950 ramp

primary

#3445B8

secondary

#C8BE80

accent

#CC49DF

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3445B8

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

Preview Lab → · Contrast checker → · Palette generator →