#455DB7#455DB7

#455DB7 is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.7% C 0.145 H 269.5°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#455DB7
RGB	rgb(69, 93, 183)
HSL	hsl(227, 45%, 49%)
HSV	hsv(227, 62%, 72%)
CMYK	cmyk(62.3%, 49.2%, 0%, 28.2%)
CIE-LAB	lab(42.02, 19.60, -50.49)
CIE-LCH	lch(42.02, 54.17, 291.22°)
OKLab	oklab(50.74% -0.0014 -0.1445)
OKLCH	oklch(50.74% 0.145 269.5)
XYZ	xyz(14.9130, 12.5115, 46.4196)
Luminance	0.1251 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DB7 #B79F45

analogous

#4596B7 #455DB7 #6645B7

triadic

#455DB7 #B7455D #5DB745

tetradic

#455DB7 #B74596 #B79F45 #45B766

square

#455DB7 #B74596 #B79F45 #45B766

split-complementary

#455DB7 #B76645 #96B745

monochromatic

#23305E #34468B #455DB7 #7083C9 #9DA9DA

Accessibility & contrast

On white

6.00

#455DB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#455DB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DB7

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DB7	#FFFFFF	#000000	##FFFFFF
##455DB7	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E69BA

Deuteranopia (green-blind)

#165EB5

Tritanopia (blue-blind)

#007281

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #455db7;
/* rgb */ color: rgb(69, 93, 183);
/* oklch */ color: oklch(50.7% 0.145 269.5);

Tailwind

colors: {
  custom: {
    50: '#838acd',
    500: '#455db7',
    950: '#000000',
  },
}

SCSS

$custom: #455db7;
$custom-light: #838acd;
$custom-dark: #000000;

JSON

{
  "hex": "#455db7",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 183
  },
  "hsl": {
    "h": 227.368,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.50736,
    "c": 0.14451,
    "h": 269.5
  },
  "luminance": 0.12513
}

Semantic roles & 50–950 ramp

primary

#455DB7

secondary

#C6BB92

accent

#BA53D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #455DB7

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

Preview Lab → · Contrast checker → · Palette generator →