#517FA2#517FA2

#517FA2 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.074 H 242.4°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#517FA2
RGB	rgb(81, 127, 162)
HSL	hsl(206, 33%, 48%)
HSV	hsv(206, 50%, 64%)
CMYK	cmyk(50%, 21.6%, 0%, 36.5%)
CIE-LAB	lab(51.31, -5.66, -23.55)
CIE-LCH	lch(51.31, 24.22, 256.48°)
OKLab	oklab(57.77% -0.0343 -0.0656)
OKLCH	oklch(57.77% 0.074 242.4)
XYZ	xyz(17.5020, 19.5354, 37.0238)
Luminance	0.1954 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517FA2 #A27451

analogous

#51A29C #517FA2 #5157A2

triadic

#517FA2 #A2517F #7FA251

tetradic

#517FA2 #9C51A2 #A27451 #57A251

square

#517FA2 #9C51A2 #A27451 #57A251

split-complementary

#517FA2 #A25157 #A29C51

monochromatic

#283F50 #3D5F79 #517FA2 #769DBA #9FBACF

Accessibility & contrast

On white

4.28

#517FA2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#517FA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517FA2

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517FA2	#FFFFFF	#000000	##000000
##517FA2	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#707FA4

Deuteranopia (green-blind)

#6577A1

Tritanopia (blue-blind)

#29888B

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #517fa2;
/* rgb */ color: rgb(81, 127, 162);
/* oklch */ color: oklch(57.8% 0.074 242.4);

Tailwind

colors: {
  custom: {
    50: '#87a4bd',
    500: '#517fa2',
    950: '#000000',
  },
}

SCSS

$custom: #517fa2;
$custom-light: #87a4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#517fa2",
  "rgb": {
    "r": 81,
    "g": 127,
    "b": 162
  },
  "hsl": {
    "h": 205.926,
    "s": 33.333,
    "l": 47.647
  },
  "oklch": {
    "l": 0.57769,
    "c": 0.07399,
    "h": 242.4
  },
  "luminance": 0.19537
}

Semantic roles & 50–950 ramp

primary

#517FA2

secondary

#BCA593

accent

#8D5EC9

background

#F8FAFB

surface

#F0F3F6

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #517FA2

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

Preview Lab → · Contrast checker → · Palette generator →