#4550CC#4550CC

#4550CC is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.8% C 0.190 H 273.4°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4550CC
RGB	rgb(69, 80, 204)
HSL	hsl(235, 57%, 54%)
HSV	hsv(235, 66%, 80%)
CMYK	cmyk(66.2%, 60.8%, 0%, 20%)
CIE-LAB	lab(40.18, 35.17, -65.68)
CIE-LCH	lch(40.18, 74.50, 298.16°)
OKLab	oklab(49.84% 0.0114 -0.1893)
OKLCH	oklch(49.84% 0.19 273.4)
XYZ	xyz(16.2184, 11.3607, 58.4532)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4550CC #CCC145

analogous

#4593CC #4550CC #7D45CC

triadic

#4550CC #CC4550 #50CC45

tetradic

#4550CC #CC4593 #CCC145 #45CC7D

square

#4550CC #CC4593 #CCC145 #45CC7D

split-complementary

#4550CC #CC7D45 #93CC45

monochromatic

#202776 #2E37A6 #4550CC #757DD9 #A5AAE6

Accessibility & contrast

On white

6.42

#4550CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4550CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4550CC

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4550CC	#FFFFFF	#000000	##FFFFFF
##4550CC	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D0

Deuteranopia (green-blind)

#0059CA

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4550cc;
/* rgb */ color: rgb(69, 80, 204);
/* oklch */ color: oklch(49.8% 0.190 273.4);

Tailwind

colors: {
  custom: {
    50: '#8881dc',
    500: '#4550cc',
    950: '#000000',
  },
}

SCSS

$custom: #4550cc;
$custom-light: #8881dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4550cc",
  "rgb": {
    "r": 69,
    "g": 80,
    "b": 204
  },
  "hsl": {
    "h": 235.111,
    "s": 56.962,
    "l": 53.529
  },
  "oklch": {
    "l": 0.49836,
    "c": 0.18965,
    "h": 273.4
  },
  "luminance": 0.11362
}

Semantic roles & 50–950 ramp

primary

#4550CC

secondary

#D3CF99

accent

#D448E0

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4550CC

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

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