#455FC9#455FC9

#455FC9 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.4% C 0.167 H 269.5°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#455FC9
RGB	rgb(69, 95, 201)
HSL	hsl(228, 55%, 53%)
HSV	hsv(228, 66%, 79%)
CMYK	cmyk(65.7%, 52.7%, 0%, 21.2%)
CIE-LAB	lab(43.75, 24.65, -58.16)
CIE-LCH	lch(43.75, 63.17, 292.97°)
OKLab	oklab(52.43% -0.0015 -0.167)
OKLCH	oklch(52.43% 0.167 269.5)
XYZ	xyz(17.0855, 13.6651, 56.9842)
Luminance	0.1367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FC9 #C9AF45

analogous

#45A1C9 #455FC9 #6D45C9

triadic

#455FC9 #C9455F #5FC945

tetradic

#455FC9 #C945A1 #C9AF45 #45C96D

square

#455FC9 #C945A1 #C9AF45 #45C96D

split-complementary

#455FC9 #C96D45 #A1C945

monochromatic

#213172 #2F46A2 #455FC9 #7488D7 #A4B1E5

Accessibility & contrast

On white

5.62

#455FC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#455FC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FC9

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FC9	#FFFFFF	#000000	##FFFFFF
##455FC9	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#196ECD

Deuteranopia (green-blind)

#0062C7

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #455fc9;
/* rgb */ color: rgb(69, 95, 201);
/* oklch */ color: oklch(52.4% 0.167 269.5);

Tailwind

colors: {
  custom: {
    50: '#878cda',
    500: '#455fc9',
    950: '#000000',
  },
}

SCSS

$custom: #455fc9;
$custom-light: #878cda;
$custom-dark: #000000;

JSON

{
  "hex": "#455fc9",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 201
  },
  "hsl": {
    "h": 228.182,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.52429,
    "c": 0.16703,
    "h": 269.5
  },
  "luminance": 0.13667
}

Semantic roles & 50–950 ramp

primary

#455FC9

secondary

#D1C698

accent

#C149DE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #455FC9

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

Preview Lab → · Contrast checker → · Palette generator →