#5378D1#5378D1

#5378D1 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.8% C 0.143 H 265.3°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#5378D1
RGB	rgb(83, 120, 209)
HSL	hsl(222, 58%, 57%)
HSV	hsv(222, 60%, 82%)
CMYK	cmyk(60.3%, 42.6%, 0%, 18%)
CIE-LAB	lab(51.69, 14.22, -49.94)
CIE-LCH	lch(51.69, 51.93, 285.90°)
OKLab	oklab(58.84% -0.0117 -0.1422)
OKLCH	oklch(58.84% 0.143 265.3)
XYZ	xyz(21.7884, 19.8735, 62.9970)
Luminance	0.1988 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5378D1 #D1AC53

analogous

#53B7D1 #5378D1 #6D53D1

triadic

#5378D1 #D15378 #78D153

tetradic

#5378D1 #D153B7 #D1AC53 #53D16D

square

#5378D1 #D153B7 #D1AC53 #53D16D

split-complementary

#5378D1 #D16D53 #B7D153

monochromatic

#244186 #3158B6 #5378D1 #839EDE #B4C4EB

Accessibility & contrast

On white

4.22

#5378D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#5378D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5378D1

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5378D1	#FFFFFF	#000000	##000000
##5378D1	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5081D4

Deuteranopia (green-blind)

#3E76CF

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #5378d1;
/* rgb */ color: rgb(83, 120, 209);
/* oklch */ color: oklch(58.8% 0.143 265.3);

Tailwind

colors: {
  custom: {
    50: '#8e9edf',
    500: '#5378d1',
    950: '#000000',
  },
}

SCSS

$custom: #5378d1;
$custom-light: #8e9edf;
$custom-dark: #000000;

JSON

{
  "hex": "#5378d1",
  "rgb": {
    "r": 83,
    "g": 120,
    "b": 209
  },
  "hsl": {
    "h": 222.381,
    "s": 57.798,
    "l": 57.255
  },
  "oklch": {
    "l": 0.58843,
    "c": 0.14272,
    "h": 265.3
  },
  "luminance": 0.19875
}

Semantic roles & 50–950 ramp

primary

#5378D1

secondary

#D9CAA6

accent

#B447E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5378D1

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

Preview Lab → · Contrast checker → · Palette generator →