#455DBB#455DBB

#455DBB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.0% C 0.150 H 269.6°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#455DBB
RGB	rgb(69, 93, 187)
HSL	hsl(228, 46%, 50%)
HSV	hsv(228, 63%, 73%)
CMYK	cmyk(63.1%, 50.3%, 0%, 26.7%)
CIE-LAB	lab(42.28, 21.00, -52.41)
CIE-LCH	lch(42.28, 56.46, 291.84°)
OKLab	oklab(51.02% -0.0009 -0.1501)
OKLCH	oklch(51.02% 0.15 269.6)
XYZ	xyz(15.3352, 12.6804, 48.6435)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DBB #BBA345

analogous

#4598BB #455DBB #6845BB

triadic

#455DBB #BB455D #5DBB45

tetradic

#455DBB #BB4598 #BBA345 #45BB68

square

#455DBB #BB4598 #BBA345 #45BB68

split-complementary

#455DBB #BB6845 #98BB45

monochromatic

#243062 #34478F #455DBB #7284CB #9FABDC

Accessibility & contrast

On white

5.94

#455DBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#455DBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DBB

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DBB	#FFFFFF	#000000	##FFFFFF
##455DBB	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2969BE

Deuteranopia (green-blind)

#095FB9

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455dbb;
/* rgb */ color: rgb(69, 93, 187);
/* oklch */ color: oklch(51.0% 0.150 269.6);

Tailwind

colors: {
  custom: {
    50: '#848ad0',
    500: '#455dbb',
    950: '#000000',
  },
}

SCSS

$custom: #455dbb;
$custom-light: #848ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#455dbb",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 187
  },
  "hsl": {
    "h": 227.797,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.51017,
    "c": 0.15014,
    "h": 269.6
  },
  "luminance": 0.12682
}

Semantic roles & 50–950 ramp

primary

#455DBB

secondary

#C8BE94

accent

#BB52D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455DBB

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

Preview Lab → · Contrast checker → · Palette generator →