#5371CD#5371CD

#5371CD is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.1% C 0.146 H 268.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#5371CD
RGB	rgb(83, 113, 205)
HSL	hsl(225, 55%, 56%)
HSV	hsv(225, 60%, 80%)
CMYK	cmyk(59.5%, 44.9%, 0%, 19.6%)
CIE-LAB	lab(49.56, 17.20, -51.07)
CIE-LCH	lch(49.56, 53.88, 288.61°)
OKLab	oklab(57.13% -0.0051 -0.1456)
OKLCH	oklch(57.13% 0.146 268)
XYZ	xyz(20.4881, 18.0553, 60.1511)
Luminance	0.1806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5371CD #CDAF53

analogous

#53AECD #5371CD #7253CD

triadic

#5371CD #CD5371 #71CD53

tetradic

#5371CD #CD53AE #CDAF53 #53CD72

square

#5371CD #CD53AE #CDAF53 #53CD72

split-complementary

#5371CD #CD7253 #AECD53

monochromatic

#253C80 #3352B0 #5371CD #8298DB #B2BFE9

Accessibility & contrast

On white

4.55

#5371CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#5371CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5371CD

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5371CD	#FFFFFF	#000000	##000000
##5371CD	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467CD0

Deuteranopia (green-blind)

#3471CB

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5371cd;
/* rgb */ color: rgb(83, 113, 205);
/* oklch */ color: oklch(57.1% 0.146 268.0);

Tailwind

colors: {
  custom: {
    50: '#8d99dd',
    500: '#5371cd',
    950: '#000000',
  },
}

SCSS

$custom: #5371cd;
$custom-light: #8d99dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5371cd",
  "rgb": {
    "r": 83,
    "g": 113,
    "b": 205
  },
  "hsl": {
    "h": 225.246,
    "s": 54.955,
    "l": 56.471
  },
  "oklch": {
    "l": 0.57134,
    "c": 0.14572,
    "h": 268
  },
  "luminance": 0.18057
}

Semantic roles & 50–950 ramp

primary

#5371CD

secondary

#D7CBA5

accent

#BA4ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #5371CD

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

Preview Lab → · Contrast checker → · Palette generator →