#5378E0#5378E0

#5378E0 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.8% C 0.163 H 266.7°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#5378E0
RGB	rgb(83, 120, 224)
HSL	hsl(224, 69%, 60%)
HSV	hsv(224, 63%, 88%)
CMYK	cmyk(62.9%, 46.4%, 0%, 12.2%)
CIE-LAB	lab(52.57, 19.31, -57.02)
CIE-LCH	lch(52.57, 60.20, 288.71°)
OKLab	oklab(59.79% -0.0093 -0.163)
OKLCH	oklch(59.79% 0.163 266.7)
XYZ	xyz(23.7337, 20.6516, 73.2420)
Luminance	0.2065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378E0 #E0BB53

analogous

#53BFE0 #5378E0 #7453E0

triadic

#5378E0 #E05378 #78E053

tetradic

#5378E0 #E053BF #E0BB53 #53E074

square

#5378E0 #E053BF #E0BB53 #53E074

split-complementary

#5378E0 #E07453 #BFE053

monochromatic

#1C3E9C #2652D0 #5378E0 #87A1E9 #BBC9F3

Accessibility & contrast

On white

4.09

#5378E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#5378E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378E0

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378E0	#FFFFFF	#000000	##000000
##5378E0	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4484E4

Deuteranopia (green-blind)

#2A77DE

Tritanopia (blue-blind)

#0090A1

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5378e0;
/* rgb */ color: rgb(83, 120, 224);
/* oklch */ color: oklch(59.8% 0.163 266.7);

Tailwind

colors: {
  custom: {
    50: '#909eea',
    500: '#5378e0',
    950: '#000000',
  },
}

SCSS

$custom: #5378e0;
$custom-light: #909eea;
$custom-dark: #000000;

JSON

{
  "hex": "#5378e0",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 224
  },
  "hsl": {
    "h": 224.255,
    "s": 69.458,
    "l": 60.196
  },
  "oklch": {
    "l": 0.59794,
    "c": 0.16331,
    "h": 266.7
  },
  "luminance": 0.20654
}

Semantic roles & 50–950 ramp

primary

#5378E0

secondary

#E2D4AC

accent

#A014D1

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5378E0

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

Preview Lab → · Contrast checker → · Palette generator →