#455AB8#455AB8

#455AB8 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.2% C 0.150 H 270.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#455AB8
RGB	rgb(69, 90, 184)
HSL	hsl(229, 45%, 50%)
HSV	hsv(229, 63%, 72%)
CMYK	cmyk(62.5%, 51.1%, 0%, 27.8%)
CIE-LAB	lab(41.27, 21.87, -52.28)
CIE-LCH	lch(41.27, 56.67, 292.71°)
OKLab	oklab(50.19% 0.0017 -0.1498)
OKLCH	oklch(50.19% 0.15 270.7)
XYZ	xyz(14.7592, 12.0370, 46.8837)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455AB8 #B8A345

analogous

#4594B8 #455AB8 #6945B8

triadic

#455AB8 #B8455A #5AB845

tetradic

#455AB8 #B84594 #B8A345 #45B869

square

#455AB8 #B84594 #B8A345 #45B869

split-complementary

#455AB8 #B86945 #94B845

monochromatic

#242E5F #34448B #455AB8 #7181CA #9DA8DA

Accessibility & contrast

On white

6.16

#455AB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#455AB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455AB8

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455AB8	#FFFFFF	#000000	##FFFFFF
##455AB8	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2567BB

Deuteranopia (green-blind)

#025CB6

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #455ab8;
/* rgb */ color: rgb(69, 90, 184);
/* oklch */ color: oklch(50.2% 0.150 270.7);

Tailwind

colors: {
  custom: {
    50: '#8488ce',
    500: '#455ab8',
    950: '#000000',
  },
}

SCSS

$custom: #455ab8;
$custom-light: #8488ce;
$custom-dark: #000000;

JSON

{
  "hex": "#455ab8",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 184
  },
  "hsl": {
    "h": 229.043,
    "s": 45.455,
    "l": 49.608
  },
  "oklch": {
    "l": 0.50194,
    "c": 0.14979,
    "h": 270.7
  },
  "luminance": 0.12038
}

Semantic roles & 50–950 ramp

primary

#455AB8

secondary

#C7BD92

accent

#BD53D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455AB8

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

Preview Lab → · Contrast checker → · Palette generator →