#455DBC#455DBC

#455DBC is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.1% C 0.152 H 269.7°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#455DBC
RGB	rgb(69, 93, 188)
HSL	hsl(228, 47%, 50%)
HSV	hsv(228, 63%, 74%)
CMYK	cmyk(63.3%, 50.5%, 0%, 26.3%)
CIE-LAB	lab(42.34, 21.35, -52.89)
CIE-LCH	lch(42.34, 57.04, 291.98°)
OKLab	oklab(51.09% -0.0008 -0.1515)
OKLCH	oklch(51.09% 0.152 269.7)
XYZ	xyz(15.4426, 12.7234, 49.2093)
Luminance	0.1273 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DBC #BCA445

analogous

#4599BC #455DBC #6845BC

triadic

#455DBC #BC455D #5DBC45

tetradic

#455DBC #BC4599 #BCA445 #45BC68

square

#455DBC #BC4599 #BCA445 #45BC68

split-complementary

#455DBC #BC6845 #99BC45

monochromatic

#243063 #344690 #455DBC #7284CC #9FABDC

Accessibility & contrast

On white

5.92

#455DBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#455DBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DBC

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DBC	#FFFFFF	#000000	##FFFFFF
##455DBC	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#286ABF

Deuteranopia (green-blind)

#055FBA

Tritanopia (blue-blind)

#007383

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455dbc;
/* rgb */ color: rgb(69, 93, 188);
/* oklch */ color: oklch(51.1% 0.152 269.7);

Tailwind

colors: {
  custom: {
    50: '#848ad1',
    500: '#455dbc',
    950: '#000000',
  },
}

SCSS

$custom: #455dbc;
$custom-light: #848ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#455dbc",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 188
  },
  "hsl": {
    "h": 227.899,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.51088,
    "c": 0.15155,
    "h": 269.7
  },
  "luminance": 0.12725
}

Semantic roles & 50–950 ramp

primary

#455DBC

secondary

#C9BE94

accent

#BC51D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455DBC

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

Preview Lab → · Contrast checker → · Palette generator →