#4551CA#4551CA

#4551CA is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.9% C 0.186 H 273.3°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#4551CA
RGB	rgb(69, 81, 202)
HSL	hsl(235, 56%, 53%)
HSV	hsv(235, 66%, 79%)
CMYK	cmyk(65.8%, 59.9%, 0%, 20.8%)
CIE-LAB	lab(40.27, 33.85, -64.39)
CIE-LCH	lch(40.27, 72.74, 297.74°)
OKLab	oklab(49.85% 0.0106 -0.1855)
OKLCH	oklch(49.85% 0.186 273.3)
XYZ	xyz(16.0538, 11.4129, 57.2226)
Luminance	0.1141 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4551CA #CABE45

analogous

#4594CA #4551CA #7B45CA

triadic

#4551CA #CA4551 #51CA45

tetradic

#4551CA #CA4594 #CABE45 #45CA7B

square

#4551CA #CA4594 #CABE45 #45CA7B

split-complementary

#4551CA #CA7B45 #94CA45

monochromatic

#212874 #2F39A3 #4551CA #757ED8 #A4AAE5

Accessibility & contrast

On white

6.40

#4551CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4551CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4551CA

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4551CA	#FFFFFF	#000000	##FFFFFF
##4551CA	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CE

Deuteranopia (green-blind)

#0059C8

Tritanopia (blue-blind)

#006F86

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4551ca;
/* rgb */ color: rgb(69, 81, 202);
/* oklch */ color: oklch(49.9% 0.186 273.3);

Tailwind

colors: {
  custom: {
    50: '#8882db',
    500: '#4551ca',
    950: '#000000',
  },
}

SCSS

$custom: #4551ca;
$custom-light: #8882db;
$custom-dark: #000000;

JSON

{
  "hex": "#4551ca",
  "rgb": {
    "r": 69,
    "g": 81,
    "b": 202
  },
  "hsl": {
    "h": 234.586,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.49851,
    "c": 0.1858,
    "h": 273.3
  },
  "luminance": 0.11414
}

Semantic roles & 50–950 ramp

primary

#4551CA

secondary

#D2CD99

accent

#D149DF

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4551CA

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

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