#5378CA#5378CA

#5378CA is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.4% C 0.133 H 264.4°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5378CA
RGB	rgb(83, 120, 202)
HSL	hsl(221, 53%, 56%)
HSV	hsv(221, 59%, 79%)
CMYK	cmyk(58.9%, 40.6%, 0%, 20.8%)
CIE-LAB	lab(51.31, 11.87, -46.57)
CIE-LCH	lch(51.31, 48.06, 284.30°)
OKLab	oklab(58.42% -0.0131 -0.1324)
OKLCH	oklch(58.42% 0.133 264.4)
XYZ	xyz(20.9408, 19.5345, 58.5327)
Luminance	0.1954 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378CA #CAA553

analogous

#53B3CA #5378CA #6953CA

triadic

#5378CA #CA5378 #78CA53

tetradic

#5378CA #CA53B3 #CAA553 #53CA69

square

#5378CA #CA53B3 #CAA553 #53CA69

split-complementary

#5378CA #CA6953 #B3CA53

monochromatic

#26417C #355AAB #5378CA #829DD8 #B1C1E7

Accessibility & contrast

On white

4.28

#5378CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#5378CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378CA

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378CA	#FFFFFF	#000000	##000000
##5378CA	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5580CD

Deuteranopia (green-blind)

#4575C8

Tritanopia (blue-blind)

#008A97

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5378ca;
/* rgb */ color: rgb(83, 120, 202);
/* oklch */ color: oklch(58.4% 0.133 264.4);

Tailwind

colors: {
  custom: {
    50: '#8d9eda',
    500: '#5378ca',
    950: '#000000',
  },
}

SCSS

$custom: #5378ca;
$custom-light: #8d9eda;
$custom-dark: #000000;

JSON

{
  "hex": "#5378ca",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 202
  },
  "hsl": {
    "h": 221.345,
    "s": 52.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58419,
    "c": 0.13301,
    "h": 264.4
  },
  "luminance": 0.19536
}

Semantic roles & 50–950 ramp

primary

#5378CA

secondary

#D5C6A4

accent

#AF4CDC

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5378CA

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

Preview Lab → · Contrast checker → · Palette generator →