#517EA7#517EA7

#517EA7 is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.8% C 0.081 H 247.2°. Best body text is #000000 at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#517EA7
RGB	rgb(81, 126, 167)
HSL	hsl(209, 35%, 49%)
HSV	hsv(209, 51%, 65%)
CMYK	cmyk(51.5%, 24.6%, 0%, 34.5%)
CIE-LAB	lab(51.22, -3.54, -26.58)
CIE-LCH	lch(51.22, 26.82, 262.42°)
OKLab	oklab(57.77% -0.0313 -0.0743)
OKLCH	oklch(57.77% 0.081 247.2)
XYZ	xyz(17.8268, 19.4597, 39.3684)
Luminance	0.1946 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517EA7 #A77A51

analogous

#51A7A5 #517EA7 #5153A7

triadic

#517EA7 #A7517E #7EA751

tetradic

#517EA7 #A551A7 #A77A51 #53A751

square

#517EA7 #A551A7 #A77A51 #53A751

split-complementary

#517EA7 #A75153 #A7A551

monochromatic

#294055 #3D5F7E #517EA7 #789CBD #A1BAD1

Accessibility & contrast

On white

4.29

#517EA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.89

#517EA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517EA7

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517EA7	#FFFFFF	#000000	##000000
##517EA7	1.00	4.29	4.89	4.89
#FFFFFF	4.29	1.00	21.00	21.00
#000000	4.89	21.00	1.00	1.00
##000000	4.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7FA9

Deuteranopia (green-blind)

#6276A6

Tritanopia (blue-blind)

#25888C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #517ea7;
/* rgb */ color: rgb(81, 126, 167);
/* oklch */ color: oklch(57.8% 0.081 247.2);

Tailwind

colors: {
  custom: {
    50: '#87a3c1',
    500: '#517ea7',
    950: '#000000',
  },
}

SCSS

$custom: #517ea7;
$custom-light: #87a3c1;
$custom-dark: #000000;

JSON

{
  "hex": "#517ea7",
  "rgb": {
    "r": 81,
    "g": 126,
    "b": 167
  },
  "hsl": {
    "h": 208.605,
    "s": 34.677,
    "l": 48.627
  },
  "oklch": {
    "l": 0.57769,
    "c": 0.08061,
    "h": 247.2
  },
  "luminance": 0.19461
}

Semantic roles & 50–950 ramp

primary

#517EA7

secondary

#BFA995

accent

#915DCB

background

#F8FAFB

surface

#F0F3F7

border

#CBCDD0

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #517EA7

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

Preview Lab → · Contrast checker → · Palette generator →