#455BC8#455BC8

#455BC8 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.6% C 0.171 H 270.7°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#455BC8
RGB	rgb(69, 91, 200)
HSL	hsl(230, 54%, 53%)
HSV	hsv(230, 66%, 78%)
CMYK	cmyk(65.5%, 54.5%, 0%, 21.6%)
CIE-LAB	lab(42.64, 26.84, -59.38)
CIE-LCH	lch(42.64, 65.16, 294.32°)
OKLab	oklab(51.57% 0.002 -0.1707)
OKLCH	oklch(51.57% 0.171 270.7)
XYZ	xyz(16.6171, 12.9160, 56.2497)
Luminance	0.1292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455BC8 #C8B245

analogous

#459CC8 #455BC8 #7145C8

triadic

#455BC8 #C8455B #5BC845

tetradic

#455BC8 #C8459C #C8B245 #45C871

square

#455BC8 #C8459C #C8B245 #45C871

split-complementary

#455BC8 #C87145 #9CC845

monochromatic

#212F71 #2F42A0 #455BC8 #7485D6 #A3AEE4

Accessibility & contrast

On white

5.86

#455BC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#455BC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455BC8

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455BC8	#FFFFFF	#000000	##FFFFFF
##455BC8	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#036BCC

Deuteranopia (green-blind)

#005FC6

Tritanopia (blue-blind)

#007588

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #455bc8;
/* rgb */ color: rgb(69, 91, 200);
/* oklch */ color: oklch(51.6% 0.171 270.7);

Tailwind

colors: {
  custom: {
    50: '#8789d9',
    500: '#455bc8',
    950: '#000000',
  },
}

SCSS

$custom: #455bc8;
$custom-light: #8789d9;
$custom-dark: #000000;

JSON

{
  "hex": "#455bc8",
  "rgb": {
    "r": 69,
    "g": 91,
    "b": 200
  },
  "hsl": {
    "h": 229.924,
    "s": 54.357,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5157,
    "c": 0.17068,
    "h": 270.7
  },
  "luminance": 0.12918
}

Semantic roles & 50–950 ramp

primary

#455BC8

secondary

#D1C798

accent

#C54ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #455BC8

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

Preview Lab → · Contrast checker → · Palette generator →