#455FD9#455FD9

#455FD9 is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.6% C 0.189 H 269.8°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#455FD9
RGB	rgb(69, 95, 217)
HSL	hsl(229, 66%, 56%)
HSV	hsv(229, 68%, 85%)
CMYK	cmyk(68.2%, 56.2%, 0%, 14.9%)
CIE-LAB	lab(44.88, 30.27, -65.50)
CIE-LCH	lch(44.88, 72.15, 294.81°)
OKLab	oklab(53.64% -0.0007 -0.1886)
OKLCH	oklch(53.64% 0.189 269.8)
XYZ	xyz(19.0666, 14.4575, 67.4180)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455FD9 #D9BF45

analogous

#45A9D9 #455FD9 #7545D9

triadic

#455FD9 #D9455F #5FD945

tetradic

#455FD9 #D945A9 #D9BF45 #45D975

square

#455FD9 #D945A9 #D9BF45 #45D975

split-complementary

#455FD9 #D97545 #A9D945

monochromatic

#1C2F88 #2640BB #455FD9 #788BE3 #ABB6EE

Accessibility & contrast

On white

5.40

#455FD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#455FD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455FD9

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455FD9	#FFFFFF	#000000	##FFFFFF
##455FD9	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DD

Deuteranopia (green-blind)

#0064D7

Tritanopia (blue-blind)

#007D93

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #455fd9;
/* rgb */ color: rgb(69, 95, 217);
/* oklch */ color: oklch(53.6% 0.189 269.8);

Tailwind

colors: {
  custom: {
    50: '#8a8ce6',
    500: '#455fd9',
    950: '#000000',
  },
}

SCSS

$custom: #455fd9;
$custom-light: #8a8ce6;
$custom-dark: #000000;

JSON

{
  "hex": "#455fd9",
  "rgb": {
    "r": 69,
    "g": 95,
    "b": 217
  },
  "hsl": {
    "h": 229.459,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.5364,
    "c": 0.1886,
    "h": 269.8
  },
  "luminance": 0.14459
}

Semantic roles & 50–950 ramp

primary

#455FD9

secondary

#DBD19E

accent

#CB3FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #455FD9

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

Preview Lab → · Contrast checker → · Palette generator →