#5184CE#5184CE

#5184CE is a mid, vivid blue. Relative luminance 0.227; OKLCH L 61.1% C 0.126 H 257.7°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#5184CE
RGB	rgb(81, 132, 206)
HSL	hsl(216, 56%, 56%)
HSV	hsv(216, 61%, 81%)
CMYK	cmyk(60.7%, 35.9%, 0%, 19.2%)
CIE-LAB	lab(54.77, 5.55, -43.37)
CIE-LCH	lch(54.77, 43.72, 277.29°)
OKLab	oklab(61.15% -0.0268 -0.1229)
OKLCH	oklch(61.15% 0.126 257.7)
XYZ	xyz(22.7812, 22.7060, 61.5627)
Luminance	0.2271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5184CE #CE9B51

analogous

#51C3CE #5184CE #5D51CE

triadic

#5184CE #CE5184 #84CE51

tetradic

#5184CE #CE51C3 #CE9B51 #51CE5D

square

#5184CE #CE51C3 #CE9B51 #51CE5D

split-complementary

#5184CE #CE5D51 #C3CE51

monochromatic

#244A80 #3265B0 #5184CE #81A6DB #B1C8E9

Accessibility & contrast

On white

3.79

#5184CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#5184CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5184CE

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5184CE	#FFFFFF	#000000	##000000
##5184CE	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6589D1

Deuteranopia (green-blind)

#547ECC

Tritanopia (blue-blind)

#00959F

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5184ce;
/* rgb */ color: rgb(81, 132, 206);
/* oklch */ color: oklch(61.1% 0.126 257.7);

Tailwind

colors: {
  custom: {
    50: '#8ca7dd',
    500: '#5184ce',
    950: '#000000',
  },
}

SCSS

$custom: #5184ce;
$custom-light: #8ca7dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5184ce",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 206
  },
  "hsl": {
    "h": 215.52,
    "s": 56.054,
    "l": 56.275
  },
  "oklch": {
    "l": 0.61145,
    "c": 0.12578,
    "h": 257.7
  },
  "luminance": 0.22708
}

Semantic roles & 50–950 ramp

primary

#5184CE

secondary

#D7C2A4

accent

#A248DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D0F15

muted

#7E7F83

Preview Lab

Preview with #5184CE

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

Preview Lab → · Contrast checker → · Palette generator →