#455DC9#455DC9

#455DC9 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.0% C 0.170 H 270.1°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#455DC9
RGB	rgb(69, 93, 201)
HSL	hsl(229, 55%, 53%)
HSV	hsv(229, 66%, 79%)
CMYK	cmyk(65.7%, 53.7%, 0%, 21.2%)
CIE-LAB	lab(43.23, 25.92, -59.00)
CIE-LCH	lch(43.23, 64.45, 293.71°)
OKLab	oklab(52.04% 0.0003 -0.1695)
OKLCH	oklch(52.04% 0.17 270.1)
XYZ	xyz(16.9076, 13.3094, 56.9250)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455DC9 #C9B145

analogous

#459FC9 #455DC9 #6F45C9

triadic

#455DC9 #C9455D #5DC945

tetradic

#455DC9 #C9459F #C9B145 #45C96F

square

#455DC9 #C9459F #C9B145 #45C96F

split-complementary

#455DC9 #C96F45 #9FC945

monochromatic

#213072 #2F44A2 #455DC9 #7486D7 #A4B0E5

Accessibility & contrast

On white

5.73

#455DC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#455DC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455DC9

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455DC9	#FFFFFF	#000000	##FFFFFF
##455DC9	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F6CCD

Deuteranopia (green-blind)

#0060C7

Tritanopia (blue-blind)

#00778A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #455dc9;
/* rgb */ color: rgb(69, 93, 201);
/* oklch */ color: oklch(52.0% 0.170 270.1);

Tailwind

colors: {
  custom: {
    50: '#878ada',
    500: '#455dc9',
    950: '#000000',
  },
}

SCSS

$custom: #455dc9;
$custom-light: #878ada;
$custom-dark: #000000;

JSON

{
  "hex": "#455dc9",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 201
  },
  "hsl": {
    "h": 229.091,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.52035,
    "c": 0.16954,
    "h": 270.1
  },
  "luminance": 0.13311
}

Semantic roles & 50–950 ramp

primary

#455DC9

secondary

#D1C798

accent

#C349DE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #455DC9

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

Preview Lab → · Contrast checker → · Palette generator →