#455AD1#455AD1

#455AD1 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.1% C 0.184 H 271.0°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#455AD1
RGB	rgb(69, 90, 209)
HSL	hsl(231, 60%, 55%)
HSV	hsv(231, 67%, 82%)
CMYK	cmyk(67%, 56.9%, 0%, 18%)
CIE-LAB	lab(43.03, 30.62, -63.92)
CIE-LCH	lch(43.03, 70.88, 295.60°)
OKLab	oklab(52.07% 0.0032 -0.184)
OKLCH	oklch(52.07% 0.184 271)
XYZ	xyz(17.6151, 13.1793, 61.9248)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455AD1 #D1BC45

analogous

#45A0D1 #455AD1 #7645D1

triadic

#455AD1 #D1455A #5AD145

tetradic

#455AD1 #D145A0 #D1BC45 #45D176

square

#455AD1 #D145A0 #D1BC45 #45D176

split-complementary

#455AD1 #D17645 #A0D145

monochromatic

#1F2D7D #2B3FAE #455AD1 #7686DD #A7B1E9

Accessibility & contrast

On white

5.78

#455AD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#455AD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455AD1

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455AD1	#FFFFFF	#000000	##FFFFFF
##455AD1	1.00	5.78	3.64	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006CD5

Deuteranopia (green-blind)

#005FCF

Tritanopia (blue-blind)

#00778D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #455ad1;
/* rgb */ color: rgb(69, 90, 209);
/* oklch */ color: oklch(52.1% 0.184 271.0);

Tailwind

colors: {
  custom: {
    50: '#8888e0',
    500: '#455ad1',
    950: '#000000',
  },
}

SCSS

$custom: #455ad1;
$custom-light: #8888e0;
$custom-dark: #000000;

JSON

{
  "hex": "#455ad1",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 209
  },
  "hsl": {
    "h": 231,
    "s": 60.345,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52072,
    "c": 0.18407,
    "h": 271
  },
  "luminance": 0.13181
}

Semantic roles & 50–950 ramp

primary

#455AD1

secondary

#D7CE9B

accent

#CC44E3

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #455AD1

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

Preview Lab → · Contrast checker → · Palette generator →