#5378C8#5378C8

#5378C8 is a mid, vivid blue. Relative luminance 0.194; OKLCH L 58.3% C 0.130 H 264.1°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#5378C8
RGB	rgb(83, 120, 200)
HSL	hsl(221, 52%, 55%)
HSV	hsv(221, 59%, 78%)
CMYK	cmyk(58.5%, 40%, 0%, 21.6%)
CIE-LAB	lab(51.20, 11.20, -45.61)
CIE-LCH	lch(51.20, 46.96, 283.80°)
OKLab	oklab(58.3% -0.0135 -0.1295)
OKLCH	oklch(58.3% 0.13 264.1)
XYZ	xyz(20.7055, 19.4404, 57.2936)
Luminance	0.1944 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378C8 #C8A353

analogous

#53B2C8 #5378C8 #6853C8

triadic

#5378C8 #C85378 #78C853

tetradic

#5378C8 #C853B2 #C8A353 #53C868

square

#5378C8 #C853B2 #C8A353 #53C868

split-complementary

#5378C8 #C86853 #B2C853

monochromatic

#27417A #365AA8 #5378C8 #819CD7 #B0C1E6

Accessibility & contrast

On white

4.30

#5378C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#5378C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378C8

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378C8	#FFFFFF	#000000	##000000
##5378C8	1.00	4.30	4.89	4.89
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5680CB

Deuteranopia (green-blind)

#4675C6

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5378c8;
/* rgb */ color: rgb(83, 120, 200);
/* oklch */ color: oklch(58.3% 0.130 264.1);

Tailwind

colors: {
  custom: {
    50: '#8c9ed9',
    500: '#5378c8',
    950: '#000000',
  },
}

SCSS

$custom: #5378c8;
$custom-light: #8c9ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#5378c8",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 200
  },
  "hsl": {
    "h": 221.026,
    "s": 51.542,
    "l": 55.49
  },
  "oklch": {
    "l": 0.583,
    "c": 0.13023,
    "h": 264.1
  },
  "luminance": 0.19442
}

Semantic roles & 50–950 ramp

primary

#5378C8

secondary

#D4C4A3

accent

#AE4DDB

background

#F9F9FD

surface

#F1F2FA

border

#CBCCD3

text

#0D0E14

muted

#7E7E83

Preview Lab

Preview with #5378C8

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

Preview Lab → · Contrast checker → · Palette generator →