#5378CC#5378CC

#5378CC is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.5% C 0.136 H 264.6°. Best body text is #000000 at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#5378CC
RGB	rgb(83, 120, 204)
HSL	hsl(222, 54%, 56%)
HSV	hsv(222, 59%, 80%)
CMYK	cmyk(59.3%, 41.2%, 0%, 20%)
CIE-LAB	lab(51.42, 12.54, -47.54)
CIE-LCH	lch(51.42, 49.17, 284.78°)
OKLab	oklab(58.54% -0.0127 -0.1352)
OKLCH	oklch(58.54% 0.136 264.6)
XYZ	xyz(21.1791, 19.6298, 59.7879)
Luminance	0.1963 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378CC #CCA753

analogous

#53B5CC #5378CC #6B53CC

triadic

#5378CC #CC5378 #78CC53

tetradic

#5378CC #CC53B5 #CCA753 #53CC6B

square

#5378CC #CC53B5 #CCA753 #53CC6B

split-complementary

#5378CC #CC6B53 #B5CC53

monochromatic

#26417F #3459AE #5378CC #829DDA #B1C2E8

Accessibility & contrast

On white

4.26

#5378CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.93

#5378CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378CC

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378CC	#FFFFFF	#000000	##000000
##5378CC	1.00	4.26	4.93	4.93
#FFFFFF	4.26	1.00	21.00	21.00
#000000	4.93	21.00	1.00	1.00
##000000	4.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5380CF

Deuteranopia (green-blind)

#4375CA

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5378cc;
/* rgb */ color: rgb(83, 120, 204);
/* oklch */ color: oklch(58.5% 0.136 264.6);

Tailwind

colors: {
  custom: {
    50: '#8d9edc',
    500: '#5378cc',
    950: '#000000',
  },
}

SCSS

$custom: #5378cc;
$custom-light: #8d9edc;
$custom-dark: #000000;

JSON

{
  "hex": "#5378cc",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 204
  },
  "hsl": {
    "h": 221.653,
    "s": 54.26,
    "l": 56.275
  },
  "oklch": {
    "l": 0.58539,
    "c": 0.13579,
    "h": 264.6
  },
  "luminance": 0.19632
}

Semantic roles & 50–950 ramp

primary

#5378CC

secondary

#D6C7A4

accent

#B14ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5378CC

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

Preview Lab → · Contrast checker → · Palette generator →