#455CC8#455CC8

#455CC8 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.8% C 0.169 H 270.4°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#455CC8
RGB	rgb(69, 92, 200)
HSL	hsl(229, 54%, 53%)
HSV	hsv(229, 66%, 78%)
CMYK	cmyk(65.5%, 54%, 0%, 21.6%)
CIE-LAB	lab(42.90, 26.20, -58.96)
CIE-LCH	lch(42.90, 64.52, 293.96°)
OKLab	oklab(51.77% 0.0011 -0.1694)
OKLCH	oklch(51.77% 0.169 270.4)
XYZ	xyz(16.7032, 13.0881, 56.2784)
Luminance	0.1309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455CC8 #C8B145

analogous

#459DC8 #455CC8 #7045C8

triadic

#455CC8 #C8455C #5CC845

tetradic

#455CC8 #C8459D #C8B145 #45C870

square

#455CC8 #C8459D #C8B145 #45C870

split-complementary

#455CC8 #C87045 #9DC845

monochromatic

#212F71 #2F43A0 #455CC8 #7485D6 #A3AFE4

Accessibility & contrast

On white

5.80

#455CC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#455CC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455CC8

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455CC8	#FFFFFF	#000000	##FFFFFF
##455CC8	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B6BCC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455cc8;
/* rgb */ color: rgb(69, 92, 200);
/* oklch */ color: oklch(51.8% 0.169 270.4);

Tailwind

colors: {
  custom: {
    50: '#8789d9',
    500: '#455cc8',
    950: '#000000',
  },
}

SCSS

$custom: #455cc8;
$custom-light: #8789d9;
$custom-dark: #000000;

JSON

{
  "hex": "#455cc8",
  "rgb": {
    "r": 69,
    "g": 92,
    "b": 200
  },
  "hsl": {
    "h": 229.466,
    "s": 54.357,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51765,
    "c": 0.16942,
    "h": 270.4
  },
  "luminance": 0.1309
}

Semantic roles & 50–950 ramp

primary

#455CC8

secondary

#D1C798

accent

#C44ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #455CC8

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

Preview Lab → · Contrast checker → · Palette generator →