#455DB9#455DB9

#455DB9 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.9% C 0.147 H 269.6°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#455DB9
RGB	rgb(69, 93, 185)
HSL	hsl(228, 46%, 50%)
HSV	hsv(228, 63%, 73%)
CMYK	cmyk(62.7%, 49.7%, 0%, 27.5%)
CIE-LAB	lab(42.15, 20.30, -51.46)
CIE-LCH	lch(42.15, 55.32, 291.53°)
OKLab	oklab(50.88% -0.0011 -0.1473)
OKLCH	oklch(50.88% 0.147 269.6)
XYZ	xyz(15.1226, 12.5954, 47.5238)
Luminance	0.1260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DB9 #B9A145

analogous

#4597B9 #455DB9 #6745B9

triadic

#455DB9 #B9455D #5DB945

tetradic

#455DB9 #B94597 #B9A145 #45B967

square

#455DB9 #B94597 #B9A145 #45B967

split-complementary

#455DB9 #B96745 #97B945

monochromatic

#243060 #34478C #455DB9 #7184CA #9EAADB

Accessibility & contrast

On white

5.97

#455DB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#455DB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DB9

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DB9	#FFFFFF	#000000	##FFFFFF
##455DB9	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C69BC

Deuteranopia (green-blind)

#115FB7

Tritanopia (blue-blind)

#007282

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455db9;
/* rgb */ color: rgb(69, 93, 185);
/* oklch */ color: oklch(50.9% 0.147 269.6);

Tailwind

colors: {
  custom: {
    50: '#848acf',
    500: '#455db9',
    950: '#000000',
  },
}

SCSS

$custom: #455db9;
$custom-light: #848acf;
$custom-dark: #000000;

JSON

{
  "hex": "#455db9",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 185
  },
  "hsl": {
    "h": 227.586,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50876,
    "c": 0.14733,
    "h": 269.6
  },
  "luminance": 0.12597
}

Semantic roles & 50–950 ramp

primary

#455DB9

secondary

#C7BC93

accent

#BA52D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455DB9

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

Preview Lab → · Contrast checker → · Palette generator →