#4451CC#4451CC

#4451CC is a mid, vivid blue. Relative luminance 0.115; OKLCH L 50.0% C 0.189 H 272.9°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4451CC
RGB	rgb(68, 81, 204)
HSL	hsl(234, 57%, 53%)
HSV	hsv(234, 67%, 80%)
CMYK	cmyk(66.7%, 60.3%, 0%, 20%)
CIE-LAB	lab(40.36, 34.40, -65.39)
CIE-LCH	lch(40.36, 73.88, 297.75°)
OKLab	oklab(49.96% 0.0095 -0.1885)
OKLCH	oklch(49.96% 0.189 272.9)
XYZ	xyz(16.2218, 11.4720, 58.4745)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4451CC #CCBF44

analogous

#4495CC #4451CC #7B44CC

triadic

#4451CC #CC4451 #51CC44

tetradic

#4451CC #CC4495 #CCBF44 #44CC7B

square

#4451CC #CC4495 #CCBF44 #44CC7B

split-complementary

#4451CC #CC7B44 #95CC44

monochromatic

#202876 #2D39A6 #4451CC #747ED9 #A4AAE6

Accessibility & contrast

On white

6.37

#4451CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4451CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4451CC

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4451CC	#FFFFFF	#000000	##FFFFFF
##4451CC	1.00	6.37	3.29	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D0

Deuteranopia (green-blind)

#0059CA

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4451cc;
/* rgb */ color: rgb(68, 81, 204);
/* oklch */ color: oklch(50.0% 0.189 272.9);

Tailwind

colors: {
  custom: {
    50: '#8882dc',
    500: '#4451cc',
    950: '#000000',
  },
}

SCSS

$custom: #4451cc;
$custom-light: #8882dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4451cc",
  "rgb": {
    "r": 68,
    "g": 81,
    "b": 204
  },
  "hsl": {
    "h": 234.265,
    "s": 57.143,
    "l": 53.333
  },
  "oklch": {
    "l": 0.49955,
    "c": 0.1887,
    "h": 272.9
  },
  "luminance": 0.11473
}

Semantic roles & 50–950 ramp

primary

#4451CC

secondary

#D3CE99

accent

#D247E0

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4451CC

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

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