#517EA2#517EA2

#517EA2 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.5% C 0.075 H 243.7°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#517EA2
RGB	rgb(81, 126, 162)
HSL	hsl(207, 33%, 48%)
HSV	hsv(207, 50%, 64%)
CMYK	cmyk(50%, 22.2%, 0%, 36.5%)
CIE-LAB	lab(51.01, -5.08, -24.00)
CIE-LCH	lch(51.01, 24.54, 258.05°)
OKLab	oklab(57.53% -0.033 -0.0669)
OKLCH	oklch(57.53% 0.075 243.7)
XYZ	xyz(17.3735, 19.2784, 36.9810)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517EA2 #A27551

analogous

#51A29D #517EA2 #5155A2

triadic

#517EA2 #A2517E #7EA251

tetradic

#517EA2 #9D51A2 #A27551 #55A251

square

#517EA2 #9D51A2 #A27551 #55A251

split-complementary

#517EA2 #A25155 #A29D51

monochromatic

#283F50 #3D5E79 #517EA2 #769CBA #9FB9CF

Accessibility & contrast

On white

4.32

#517EA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#517EA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517EA2

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517EA2	#FFFFFF	#000000	##000000
##517EA2	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7EA4

Deuteranopia (green-blind)

#6476A1

Tritanopia (blue-blind)

#2A878A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #517ea2;
/* rgb */ color: rgb(81, 126, 162);
/* oklch */ color: oklch(57.5% 0.075 243.7);

Tailwind

colors: {
  custom: {
    50: '#87a3bd',
    500: '#517ea2',
    950: '#000000',
  },
}

SCSS

$custom: #517ea2;
$custom-light: #87a3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#517ea2",
  "rgb": {
    "r": 81,
    "g": 126,
    "b": 162
  },
  "hsl": {
    "h": 206.667,
    "s": 33.333,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57534,
    "c": 0.0746,
    "h": 243.7
  },
  "luminance": 0.1928
}

Semantic roles & 50–950 ramp

primary

#517EA2

secondary

#BCA593

accent

#8E5EC9

background

#F8FAFB

surface

#F0F3F6

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #517EA2

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

Preview Lab → · Contrast checker → · Palette generator →