#455BB9#455BB9

#455BB9 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.5% C 0.150 H 270.3°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#455BB9
RGB	rgb(69, 91, 185)
HSL	hsl(229, 46%, 50%)
HSV	hsv(229, 63%, 73%)
CMYK	cmyk(62.7%, 50.8%, 0%, 27.5%)
CIE-LAB	lab(41.61, 21.58, -52.32)
CIE-LCH	lch(41.61, 56.60, 292.42°)
OKLab	oklab(50.47% 0.0008 -0.1499)
OKLCH	oklch(50.47% 0.15 270.3)
XYZ	xyz(14.9493, 12.2489, 47.4660)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BB9 #B9A345

analogous

#4595B9 #455BB9 #6945B9

triadic

#455BB9 #B9455B #5BB945

tetradic

#455BB9 #B94595 #B9A345 #45B969

square

#455BB9 #B94595 #B9A345 #45B969

split-complementary

#455BB9 #B96945 #95B945

monochromatic

#242F60 #34458C #455BB9 #7182CA #9EA9DB

Accessibility & contrast

On white

6.09

#455BB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#455BB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BB9

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BB9	#FFFFFF	#000000	##FFFFFF
##455BB9	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2668BC

Deuteranopia (green-blind)

#045DB7

Tritanopia (blue-blind)

#007181

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #455bb9;
/* rgb */ color: rgb(69, 91, 185);
/* oklch */ color: oklch(50.5% 0.150 270.3);

Tailwind

colors: {
  custom: {
    50: '#8489cf',
    500: '#455bb9',
    950: '#000000',
  },
}

SCSS

$custom: #455bb9;
$custom-light: #8489cf;
$custom-dark: #000000;

JSON

{
  "hex": "#455bb9",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 185
  },
  "hsl": {
    "h": 228.621,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50468,
    "c": 0.1499,
    "h": 270.3
  },
  "luminance": 0.1225
}

Semantic roles & 50–950 ramp

primary

#455BB9

secondary

#C7BD93

accent

#BD52D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455BB9

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

Preview Lab → · Contrast checker → · Palette generator →