#5378BC#5378BC

#5378BC is a mid, moderate blue. Relative luminance 0.189; OKLCH L 57.6% C 0.114 H 261.8°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#5378BC
RGB	rgb(83, 120, 188)
HSL	hsl(219, 44%, 53%)
HSV	hsv(219, 56%, 74%)
CMYK	cmyk(55.9%, 36.2%, 0%, 26.3%)
CIE-LAB	lab(50.57, 7.23, -39.72)
CIE-LCH	lch(50.57, 40.38, 280.32°)
OKLab	oklab(57.61% -0.0162 -0.1123)
OKLCH	oklch(57.61% 0.114 261.8)
XYZ	xyz(19.3577, 18.9013, 50.1954)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378BC #BC9753

analogous

#53ACBC #5378BC #6253BC

triadic

#5378BC #BC5378 #78BC53

tetradic

#5378BC #BC53AC #BC9753 #53BC62

square

#5378BC #BC53AC #BC9753 #53BC62

split-complementary

#5378BC #BC6253 #ACBC53

monochromatic

#2A416B #3B5B97 #5378BC #7F9BCD #ABBDDE

Accessibility & contrast

On white

4.39

#5378BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#5378BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378BC

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378BC	#FFFFFF	#000000	##000000
##5378BC	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7EBF

Deuteranopia (green-blind)

#4F74BB

Tritanopia (blue-blind)

#0E8791

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5378bc;
/* rgb */ color: rgb(83, 120, 188);
/* oklch */ color: oklch(57.6% 0.114 261.8);

Tailwind

colors: {
  custom: {
    50: '#8b9ed0',
    500: '#5378bc',
    950: '#000000',
  },
}

SCSS

$custom: #5378bc;
$custom-light: #8b9ed0;
$custom-dark: #000000;

JSON

{
  "hex": "#5378bc",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 188
  },
  "hsl": {
    "h": 218.857,
    "s": 43.933,
    "l": 53.137
  },
  "oklch": {
    "l": 0.5761,
    "c": 0.1135,
    "h": 261.8
  },
  "luminance": 0.18903
}

Semantic roles & 50–950 ramp

primary

#5378BC

secondary

#CCBC9F

accent

#A754D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #5378BC

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

Preview Lab → · Contrast checker → · Palette generator →