#5184CD#5184CD

#5184CD is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.1% C 0.124 H 257.5°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#5184CD
RGB	rgb(81, 132, 205)
HSL	hsl(215, 55%, 56%)
HSV	hsv(215, 60%, 80%)
CMYK	cmyk(60.5%, 35.6%, 0%, 19.6%)
CIE-LAB	lab(54.72, 5.22, -42.88)
CIE-LCH	lch(54.72, 43.20, 276.94°)
OKLab	oklab(61.09% -0.027 -0.1215)
OKLCH	oklch(61.09% 0.124 257.5)
XYZ	xyz(22.6601, 22.6576, 60.9250)
Luminance	0.2266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5184CD #CD9A51

analogous

#51C2CD #5184CD #5C51CD

triadic

#5184CD #CD5184 #84CD51

tetradic

#5184CD #CD51C2 #CD9A51 #51CD5C

square

#5184CD #CD51C2 #CD9A51 #51CD5C

split-complementary

#5184CD #CD5C51 #C2CD51

monochromatic

#254A7F #3265AF #5184CD #81A6DB #B0C7E8

Accessibility & contrast

On white

3.80

#5184CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#5184CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5184CD

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5184CD	#FFFFFF	#000000	##000000
##5184CD	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6589D0

Deuteranopia (green-blind)

#547ECB

Tritanopia (blue-blind)

#00959F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5184cd;
/* rgb */ color: rgb(81, 132, 205);
/* oklch */ color: oklch(61.1% 0.124 257.5);

Tailwind

colors: {
  custom: {
    50: '#8ca7dc',
    500: '#5184cd',
    950: '#000000',
  },
}

SCSS

$custom: #5184cd;
$custom-light: #8ca7dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5184cd",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 205
  },
  "hsl": {
    "h": 215.323,
    "s": 55.357,
    "l": 56.078
  },
  "oklch": {
    "l": 0.61089,
    "c": 0.12444,
    "h": 257.5
  },
  "luminance": 0.2266
}

Semantic roles & 50–950 ramp

primary

#5184CD

secondary

#D7C1A3

accent

#A149DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5184CD

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

Preview Lab → · Contrast checker → · Palette generator →