#517C8D#517C8D

#517C8D is a mid, muted cyan. Relative luminance 0.181; OKLCH L 56.1% C 0.054 H 224.9°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#517C8D
RGB	rgb(81, 124, 141)
HSL	hsl(197, 27%, 44%)
HSV	hsv(197, 43%, 55%)
CMYK	cmyk(42.6%, 12.1%, 0%, 44.7%)
CIE-LAB	lab(49.60, -10.14, -13.89)
CIE-LCH	lch(49.60, 17.19, 233.86°)
OKLab	oklab(56.15% -0.0384 -0.0382)
OKLCH	oklch(56.15% 0.054 224.9)
XYZ	xyz(15.4070, 18.0867, 27.8734)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517C8D #8D6251

analogous

#518D80 #517C8D #515E8D

triadic

#517C8D #8D517C #7C8D51

tetradic

#517C8D #80518D #8D6251 #5E8D51

square

#517C8D #80518D #8D6251 #5E8D51

split-complementary

#517C8D #8D515E #8D8051

monochromatic

#24383F #3B5A66 #517C8D #6F9BAC #96B6C3

Accessibility & contrast

On white

4.55

#517C8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#517C8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517C8D

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517C8D	#FFFFFF	#000000	##000000
##517C8D	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737A8E

Deuteranopia (green-blind)

#6A738D

Tritanopia (blue-blind)

#388181

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #517c8d;
/* rgb */ color: rgb(81, 124, 141);
/* oklch */ color: oklch(56.1% 0.054 224.9);

Tailwind

colors: {
  custom: {
    50: '#85a2ae',
    500: '#517c8d',
    950: '#000000',
  },
}

SCSS

$custom: #517c8d;
$custom-light: #85a2ae;
$custom-dark: #000000;

JSON

{
  "hex": "#517c8d",
  "rgb": {
    "r": 81,
    "g": 124,
    "b": 141
  },
  "hsl": {
    "h": 197,
    "s": 27.027,
    "l": 43.529
  },
  "oklch": {
    "l": 0.56149,
    "c": 0.05423,
    "h": 224.9
  },
  "luminance": 0.18088
}

Semantic roles & 50–950 ramp

primary

#517C8D

secondary

#AF958A

accent

#7F64C3

background

#F8F9FA

surface

#EFF2F4

border

#CACCCE

text

#0B0F10

muted

#7C7E7F

Preview Lab

Preview with #517C8D

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

Preview Lab → · Contrast checker → · Palette generator →