#5378BF#5378BF

#5378BF is a mid, moderate blue. Relative luminance 0.190; OKLCH L 57.8% C 0.118 H 262.4°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#5378BF
RGB	rgb(83, 120, 191)
HSL	hsl(219, 46%, 54%)
HSV	hsv(219, 57%, 75%)
CMYK	cmyk(56.5%, 37.2%, 0%, 25.1%)
CIE-LAB	lab(50.72, 8.22, -41.20)
CIE-LCH	lch(50.72, 42.02, 281.28°)
OKLab	oklab(57.78% -0.0155 -0.1167)
OKLCH	oklch(57.78% 0.118 262.4)
XYZ	xyz(19.6845, 19.0320, 51.9163)
Luminance	0.1903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378BF #BF9A53

analogous

#53AEBF #5378BF #6453BF

triadic

#5378BF #BF5378 #78BF53

tetradic

#5378BF #BF53AE #BF9A53 #53BF64

square

#5378BF #BF53AE #BF9A53 #53BF64

split-complementary

#5378BF #BF6453 #AEBF53

monochromatic

#29416E #3A5B9B #5378BF #809BD0 #ACBEE0

Accessibility & contrast

On white

4.37

#5378BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#5378BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378BF

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378BF	#FFFFFF	#000000	##000000
##5378BF	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B7EC2

Deuteranopia (green-blind)

#4D74BD

Tritanopia (blue-blind)

#038892

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5378bf;
/* rgb */ color: rgb(83, 120, 191);
/* oklch */ color: oklch(57.8% 0.118 262.4);

Tailwind

colors: {
  custom: {
    50: '#8b9ed2',
    500: '#5378bf',
    950: '#000000',
  },
}

SCSS

$custom: #5378bf;
$custom-light: #8b9ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#5378bf",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 191
  },
  "hsl": {
    "h": 219.444,
    "s": 45.763,
    "l": 53.725
  },
  "oklch": {
    "l": 0.57779,
    "c": 0.11768,
    "h": 262.4
  },
  "luminance": 0.19034
}

Semantic roles & 50–950 ramp

primary

#5378BF

secondary

#CEBEA0

accent

#A952D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0E14

muted

#7D7E82

Preview Lab

Preview with #5378BF

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

Preview Lab → · Contrast checker → · Palette generator →