#3450BF#3450BF

#3450BF is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.8% C 0.177 H 268.1°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#3450BF
RGB	rgb(52, 80, 191)
HSL	hsl(228, 57%, 48%)
HSV	hsv(228, 73%, 75%)
CMYK	cmyk(72.8%, 58.1%, 0%, 25.1%)
CIE-LAB	lab(38.25, 28.24, -61.32)
CIE-LCH	lch(38.25, 67.51, 294.73°)
OKLab	oklab(47.84% -0.0057 -0.1769)
OKLCH	oklch(47.84% 0.177 268.1)
XYZ	xyz(13.6856, 10.2275, 50.5330)
Luminance	0.1023 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3450BF #BFA334

analogous

#3495BF #3450BF #5E34BF

triadic

#3450BF #BF3450 #50BF34

tetradic

#3450BF #BF3495 #BFA334 #34BF5E

square

#3450BF #BF3495 #BFA334 #34BF5E

split-complementary

#3450BF #BF5E34 #95BF34

monochromatic

#1A285F #273C8F #3450BF #5D75D3 #8D9EE0

Accessibility & contrast

On white

6.89

#3450BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3450BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3450BF

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3450BF	#FFFFFF	#000000	##FFFFFF
##3450BF	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C3

Deuteranopia (green-blind)

#0054BD

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3450bf;
/* rgb */ color: rgb(52, 80, 191);
/* oklch */ color: oklch(47.8% 0.177 268.1);

Tailwind

colors: {
  custom: {
    50: '#7e80d3',
    500: '#3450bf',
    950: '#000000',
  },
}

SCSS

$custom: #3450bf;
$custom-light: #7e80d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3450bf",
  "rgb": {
    "r": 52,
    "g": 80,
    "b": 191
  },
  "hsl": {
    "h": 227.914,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47836,
    "c": 0.17696,
    "h": 268.1
  },
  "luminance": 0.10229
}

Semantic roles & 50–950 ramp

primary

#3450BF

secondary

#CABC84

accent

#C247E0

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3450BF

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

Preview Lab → · Contrast checker → · Palette generator →