#5182DC#5182DC

#5182DC is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.5% C 0.147 H 261.5°. Best body text is #000000 at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#5182DC
RGB	rgb(81, 130, 220)
HSL	hsl(219, 67%, 59%)
HSV	hsv(219, 63%, 86%)
CMYK	cmyk(63.2%, 40.9%, 0%, 13.7%)
CIE-LAB	lab(54.95, 11.49, -50.97)
CIE-LCH	lch(54.95, 52.25, 282.70°)
OKLab	oklab(61.53% -0.0216 -0.1452)
OKLCH	oklch(61.53% 0.147 261.5)
XYZ	xyz(24.2897, 22.8796, 70.8324)
Luminance	0.2288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5182DC #DCAB51

analogous

#51C8DC #5182DC #6651DC

triadic

#5182DC #DC5182 #82DC51

tetradic

#5182DC #DC51C8 #DCAB51 #51DC66

square

#5182DC #DC51C8 #DCAB51 #51DC66

split-complementary

#5182DC #DC6651 #C8DC51

monochromatic

#1E4895 #2860C8 #5182DC #84A7E6 #B7CBF0

Accessibility & contrast

On white

3.77

#5182DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.58

#5182DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5182DC

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5182DC	#FFFFFF	#000000	##000000
##5182DC	1.00	3.77	5.58	5.58
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.58	21.00	1.00	1.00
##000000	5.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#598AE0

Deuteranopia (green-blind)

#457EDA

Tritanopia (blue-blind)

#0096A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #5182dc;
/* rgb */ color: rgb(81, 130, 220);
/* oklch */ color: oklch(61.5% 0.147 261.5);

Tailwind

colors: {
  custom: {
    50: '#8ea5e7',
    500: '#5182dc',
    950: '#000000',
  },
}

SCSS

$custom: #5182dc;
$custom-light: #8ea5e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5182dc",
  "rgb": {
    "r": 81,
    "g": 130,
    "b": 220
  },
  "hsl": {
    "h": 218.849,
    "s": 66.507,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61525,
    "c": 0.14678,
    "h": 261.5
  },
  "luminance": 0.22882
}

Semantic roles & 50–950 ramp

primary

#5182DC

secondary

#E0CCA9

accent

#AD3EE9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #5182DC

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

Preview Lab → · Contrast checker → · Palette generator →