#4455CC#4455CC

#4455CC is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.7% C 0.184 H 271.9°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#4455CC
RGB	rgb(68, 85, 204)
HSL	hsl(233, 57%, 53%)
HSV	hsv(233, 67%, 80%)
CMYK	cmyk(66.7%, 58.3%, 0%, 20%)
CIE-LAB	lab(41.35, 31.88, -63.78)
CIE-LCH	lch(41.35, 71.31, 296.56°)
OKLab	oklab(50.69% 0.0062 -0.1837)
OKLCH	oklch(50.69% 0.184 271.9)
XYZ	xyz(16.5278, 12.0841, 58.5765)
Luminance	0.1209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4455CC #CCBB44

analogous

#4499CC #4455CC #7744CC

triadic

#4455CC #CC4455 #55CC44

tetradic

#4455CC #CC4499 #CCBB44 #44CC77

square

#4455CC #CC4499 #CCBB44 #44CC77

split-complementary

#4455CC #CC7744 #99CC44

monochromatic

#202B76 #2D3CA6 #4455CC #7481D9 #A4ACE6

Accessibility & contrast

On white

6.15

#4455CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#4455CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4455CC

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4455CC	#FFFFFF	#000000	##FFFFFF
##4455CC	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D0

Deuteranopia (green-blind)

#005CCA

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4455cc;
/* rgb */ color: rgb(68, 85, 204);
/* oklch */ color: oklch(50.7% 0.184 271.9);

Tailwind

colors: {
  custom: {
    50: '#8784dc',
    500: '#4455cc',
    950: '#000000',
  },
}

SCSS

$custom: #4455cc;
$custom-light: #8784dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4455cc",
  "rgb": {
    "r": 68,
    "g": 85,
    "b": 204
  },
  "hsl": {
    "h": 232.5,
    "s": 57.143,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50686,
    "c": 0.18382,
    "h": 271.9
  },
  "luminance": 0.12086
}

Semantic roles & 50–950 ramp

primary

#4455CC

secondary

#D3CC99

accent

#CD47E0

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4455CC

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

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