#455CC9#455CC9

#455CC9 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.171 H 270.4°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#455CC9
RGB	rgb(69, 92, 201)
HSL	hsl(230, 55%, 53%)
HSV	hsv(230, 66%, 79%)
CMYK	cmyk(65.7%, 54.2%, 0%, 21.2%)
CIE-LAB	lab(42.97, 26.55, -59.43)
CIE-LCH	lch(42.97, 65.09, 294.08°)
OKLab	oklab(51.84% 0.0012 -0.1708)
OKLCH	oklch(51.84% 0.171 270.4)
XYZ	xyz(16.8204, 13.1350, 56.8959)
Luminance	0.1314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CC9 #C9B245

analogous

#459EC9 #455CC9 #7045C9

triadic

#455CC9 #C9455C #5CC945

tetradic

#455CC9 #C9459E #C9B245 #45C970

square

#455CC9 #C9459E #C9B245 #45C970

split-complementary

#455CC9 #C97045 #9EC945

monochromatic

#212F72 #2F43A2 #455CC9 #7486D7 #A4AFE5

Accessibility & contrast

On white

5.79

#455CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#455CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CC9

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CC9	#FFFFFF	#000000	##FFFFFF
##455CC9	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#076CCD

Deuteranopia (green-blind)

#0060C7

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455cc9;
/* rgb */ color: rgb(69, 92, 201);
/* oklch */ color: oklch(51.8% 0.171 270.4);

Tailwind

colors: {
  custom: {
    50: '#8789da',
    500: '#455cc9',
    950: '#000000',
  },
}

SCSS

$custom: #455cc9;
$custom-light: #8789da;
$custom-dark: #000000;

JSON

{
  "hex": "#455cc9",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 201
  },
  "hsl": {
    "h": 229.545,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.5184,
    "c": 0.17079,
    "h": 270.4
  },
  "luminance": 0.13137
}

Semantic roles & 50–950 ramp

primary

#455CC9

secondary

#D1C798

accent

#C449DE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #455CC9

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

Preview Lab → · Contrast checker → · Palette generator →