#455DBE#455DBE

#455DBE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.2% C 0.154 H 269.8°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#455DBE
RGB	rgb(69, 93, 190)
HSL	hsl(228, 48%, 51%)
HSV	hsv(228, 64%, 75%)
CMYK	cmyk(63.7%, 51.1%, 0%, 25.5%)
CIE-LAB	lab(42.48, 22.05, -53.84)
CIE-LCH	lch(42.48, 58.18, 292.28°)
OKLab	oklab(51.23% -0.0006 -0.1543)
OKLCH	oklch(51.23% 0.154 269.8)
XYZ	xyz(15.6597, 12.8102, 50.3526)
Luminance	0.1281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DBE #BEA645

analogous

#4599BE #455DBE #6945BE

triadic

#455DBE #BE455D #5DBE45

tetradic

#455DBE #BE4599 #BEA645 #45BE69

square

#455DBE #BE4599 #BEA645 #45BE69

split-complementary

#455DBE #BE6945 #99BE45

monochromatic

#233065 #334693 #455DBE #7284CE #A0ACDE

Accessibility & contrast

On white

5.89

#455DBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#455DBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DBE

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DBE	#FFFFFF	#000000	##FFFFFF
##455DBE	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#256AC1

Deuteranopia (green-blind)

#005FBC

Tritanopia (blue-blind)

#007484

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #455dbe;
/* rgb */ color: rgb(69, 93, 190);
/* oklch */ color: oklch(51.2% 0.154 269.8);

Tailwind

colors: {
  custom: {
    50: '#858ad2',
    500: '#455dbe',
    950: '#000000',
  },
}

SCSS

$custom: #455dbe;
$custom-light: #858ad2;
$custom-dark: #000000;

JSON

{
  "hex": "#455dbe",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 190
  },
  "hsl": {
    "h": 228.099,
    "s": 48.207,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51231,
    "c": 0.15434,
    "h": 269.8
  },
  "luminance": 0.12812
}

Semantic roles & 50–950 ramp

primary

#455DBE

secondary

#CAC095

accent

#BD50D8

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #455DBE

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

Preview Lab → · Contrast checker → · Palette generator →