#516181#516181

#516181 is a mid, muted blue. Relative luminance 0.119; OKLCH L 49.2% C 0.055 H 263.9°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#516181
RGB	rgb(81, 97, 129)
HSL	hsl(220, 23%, 41%)
HSV	hsv(220, 37%, 51%)
CMYK	cmyk(37.2%, 24.8%, 0%, 49.4%)
CIE-LAB	lab(41.03, 2.40, -19.82)
CIE-LCH	lch(41.03, 19.96, 276.92°)
OKLab	oklab(49.24% -0.0059 -0.0549)
OKLCH	oklch(49.24% 0.055 263.9)
XYZ	xyz(11.6293, 11.8832, 22.4456)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#516181 #817151

analogous

#517981 #516181 #595181

triadic

#516181 #815161 #618151

tetradic

#516181 #815179 #817151 #518159

square

#516181 #815179 #817151 #518159

split-complementary

#516181 #815951 #798151

monochromatic

#222836 #39455B #516181 #6C7FA3 #929FBA

Accessibility & contrast

On white

6.22

#516181 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#516181 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #516181

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##516181	#FFFFFF	#000000	##FFFFFF
##516181	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#566382

Deuteranopia (green-blind)

#515F80

Tritanopia (blue-blind)

#42686C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #516181;
/* rgb */ color: rgb(81, 97, 129);
/* oklch */ color: oklch(49.2% 0.055 263.9);

Tailwind

colors: {
  custom: {
    50: '#838da5',
    500: '#516181',
    950: '#000000',
  },
}

SCSS

$custom: #516181;
$custom-light: #838da5;
$custom-dark: #000000;

JSON

{
  "hex": "#516181",
  "rgb": {
    "r": 81,
    "g": 97,
    "b": 129
  },
  "hsl": {
    "h": 220,
    "s": 22.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49235,
    "c": 0.05525,
    "h": 263.9
  },
  "luminance": 0.11884
}

Semantic roles & 50–950 ramp

primary

#516181

secondary

#A89C86

accent

#A268BF

background

#F8F8FA

surface

#EFF0F4

border

#CACBCE

text

#0B0C0F

muted

#7C7D7F

Preview Lab

Preview with #516181

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

Preview Lab → · Contrast checker → · Palette generator →