#3455BF#3455BF

#3455BF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.8% C 0.171 H 266.8°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#3455BF
RGB	rgb(52, 85, 191)
HSL	hsl(226, 57%, 48%)
HSV	hsv(226, 73%, 75%)
CMYK	cmyk(72.8%, 55.5%, 0%, 25.1%)
CIE-LAB	lab(39.56, 24.99, -59.18)
CIE-LCH	lch(39.56, 64.24, 292.89°)
OKLab	oklab(48.82% -0.0095 -0.1705)
OKLCH	oklch(48.82% 0.171 266.8)
XYZ	xyz(14.0654, 10.9872, 50.6596)
Luminance	0.1099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3455BF #BF9E34

analogous

#349BBF #3455BF #5834BF

triadic

#3455BF #BF3455 #55BF34

tetradic

#3455BF #BF349B #BF9E34 #34BF58

square

#3455BF #BF349B #BF9E34 #34BF58

split-complementary

#3455BF #BF5834 #9BBF34

monochromatic

#1A2A5F #27408F #3455BF #5D79D3 #8DA1E0

Accessibility & contrast

On white

6.57

#3455BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3455BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3455BF

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3455BF	#FFFFFF	#000000	##FFFFFF
##3455BF	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C3

Deuteranopia (green-blind)

#0057BD

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3455bf;
/* rgb */ color: rgb(52, 85, 191);
/* oklch */ color: oklch(48.8% 0.171 266.8);

Tailwind

colors: {
  custom: {
    50: '#7e84d3',
    500: '#3455bf',
    950: '#000000',
  },
}

SCSS

$custom: #3455bf;
$custom-light: #7e84d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3455bf",
  "rgb": {
    "r": 52,
    "g": 85,
    "b": 191
  },
  "hsl": {
    "h": 225.755,
    "s": 57.202,
    "l": 47.647
  },
  "oklch": {
    "l": 0.48819,
    "c": 0.17081,
    "h": 266.8
  },
  "luminance": 0.10989
}

Semantic roles & 50–950 ramp

primary

#3455BF

secondary

#CABA84

accent

#BC47E0

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3455BF

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

Preview Lab → · Contrast checker → · Palette generator →