#455DD9#455DD9

#455DD9 is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.3% C 0.191 H 270.3°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#455DD9
RGB	rgb(69, 93, 217)
HSL	hsl(230, 66%, 56%)
HSV	hsv(230, 68%, 85%)
CMYK	cmyk(68.2%, 57.1%, 0%, 14.9%)
CIE-LAB	lab(44.38, 31.53, -66.31)
CIE-LCH	lch(44.38, 73.43, 295.43°)
OKLab	oklab(53.26% 0.0009 -0.191)
OKLCH	oklch(53.26% 0.191 270.3)
XYZ	xyz(18.8887, 14.1018, 67.3587)
Luminance	0.1410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DD9 #D9C145

analogous

#45A7D9 #455DD9 #7745D9

triadic

#455DD9 #D9455D #5DD945

tetradic

#455DD9 #D945A7 #D9C145 #45D977

square

#455DD9 #D945A7 #D9C145 #45D977

split-complementary

#455DD9 #D97745 #A7D945

monochromatic

#1C2D88 #263EBB #455DD9 #7889E3 #ABB6EE

Accessibility & contrast

On white

5.50

#455DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#455DD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DD9

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DD9	#FFFFFF	#000000	##FFFFFF
##455DD9	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DD

Deuteranopia (green-blind)

#0062D7

Tritanopia (blue-blind)

#007B92

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #455dd9;
/* rgb */ color: rgb(69, 93, 217);
/* oklch */ color: oklch(53.3% 0.191 270.3);

Tailwind

colors: {
  custom: {
    50: '#8a8ae6',
    500: '#455dd9',
    950: '#000000',
  },
}

SCSS

$custom: #455dd9;
$custom-light: #8a8ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#455dd9",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 217
  },
  "hsl": {
    "h": 230.27,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.53263,
    "c": 0.19103,
    "h": 270.3
  },
  "luminance": 0.14104
}

Semantic roles & 50–950 ramp

primary

#455DD9

secondary

#DBD29E

accent

#CD3FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #455DD9

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

Preview Lab → · Contrast checker → · Palette generator →