#455CB9#455CB9

#455CB9 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.7% C 0.149 H 269.9°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#455CB9
RGB	rgb(69, 92, 185)
HSL	hsl(228, 46%, 50%)
HSV	hsv(228, 63%, 73%)
CMYK	cmyk(62.7%, 50.3%, 0%, 27.5%)
CIE-LAB	lab(41.88, 20.94, -51.89)
CIE-LCH	lch(41.88, 55.96, 291.98°)
OKLab	oklab(50.67% -0.0001 -0.1486)
OKLCH	oklch(50.67% 0.149 269.9)
XYZ	xyz(15.0354, 12.4210, 47.4947)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CB9 #B9A245

analogous

#4596B9 #455CB9 #6845B9

triadic

#455CB9 #B9455C #5CB945

tetradic

#455CB9 #B94596 #B9A245 #45B968

square

#455CB9 #B94596 #B9A245 #45B968

split-complementary

#455CB9 #B96845 #96B945

monochromatic

#243060 #34468C #455CB9 #7183CA #9EAADB

Accessibility & contrast

On white

6.03

#455CB9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#455CB9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CB9

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CB9	#FFFFFF	#000000	##FFFFFF
##455CB9	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2968BC

Deuteranopia (green-blind)

#0B5EB7

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455cb9;
/* rgb */ color: rgb(69, 92, 185);
/* oklch */ color: oklch(50.7% 0.149 269.9);

Tailwind

colors: {
  custom: {
    50: '#8489cf',
    500: '#455cb9',
    950: '#000000',
  },
}

SCSS

$custom: #455cb9;
$custom-light: #8489cf;
$custom-dark: #000000;

JSON

{
  "hex": "#455cb9",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 185
  },
  "hsl": {
    "h": 228.103,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.50672,
    "c": 0.14862,
    "h": 269.9
  },
  "luminance": 0.12422
}

Semantic roles & 50–950 ramp

primary

#455CB9

secondary

#C7BD93

accent

#BB52D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #455CB9

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

Preview Lab → · Contrast checker → · Palette generator →