#5378D8#5378D8

#5378D8 is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.3% C 0.152 H 266.0°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#5378D8
RGB	rgb(83, 120, 216)
HSL	hsl(223, 63%, 59%)
HSV	hsv(223, 62%, 85%)
CMYK	cmyk(61.6%, 44.4%, 0%, 15.3%)
CIE-LAB	lab(52.09, 16.59, -53.27)
CIE-LCH	lch(52.09, 55.79, 287.30°)
OKLab	oklab(59.28% -0.0105 -0.152)
OKLCH	oklch(59.28% 0.152 266)
XYZ	xyz(22.6742, 20.2278, 67.6619)
Luminance	0.2023 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378D8 #D8B353

analogous

#53BAD8 #5378D8 #7053D8

triadic

#5378D8 #D85378 #78D853

tetradic

#5378D8 #D853BA #D8B353 #53D870

square

#5378D8 #D853BA #D8B353 #53D870

split-complementary

#5378D8 #D87053 #BAD853

monochromatic

#214090 #2C56C2 #5378D8 #859FE3 #B7C6EF

Accessibility & contrast

On white

4.16

#5378D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#5378D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378D8

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378D8	#FFFFFF	#000000	##000000
##5378D8	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B83DC

Deuteranopia (green-blind)

#3677D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5378d8;
/* rgb */ color: rgb(83, 120, 216);
/* oklch */ color: oklch(59.3% 0.152 266.0);

Tailwind

colors: {
  custom: {
    50: '#8f9ee4',
    500: '#5378d8',
    950: '#000000',
  },
}

SCSS

$custom: #5378d8;
$custom-light: #8f9ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#5378d8",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 216
  },
  "hsl": {
    "h": 223.308,
    "s": 63.033,
    "l": 58.627
  },
  "oklch": {
    "l": 0.5928,
    "c": 0.15237,
    "h": 266
  },
  "luminance": 0.2023
}

Semantic roles & 50–950 ramp

primary

#5378D8

secondary

#DECFA9

accent

#B842E6

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #5378D8

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

Preview Lab → · Contrast checker → · Palette generator →