#517DED#517DED

#517DED is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.6% C 0.175 H 265.4°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#517DED
RGB	rgb(81, 125, 237)
HSL	hsl(223, 81%, 62%)
HSV	hsv(223, 66%, 93%)
CMYK	cmyk(65.8%, 47.3%, 0%, 7.1%)
CIE-LAB	lab(54.58, 20.37, -61.06)
CIE-LCH	lch(54.58, 64.37, 288.45°)
OKLab	oklab(61.56% -0.014 -0.1749)
OKLCH	oklch(61.56% 0.175 265.4)
XYZ	xyz(26.0077, 22.5285, 83.0822)
Luminance	0.2253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517DED #EDC151

analogous

#51CBED #517DED #7351ED

triadic

#517DED #ED517D #7DED51

tetradic

#517DED #ED51CB #EDC151 #51ED73

square

#517DED #ED51CB #EDC151 #51ED73

split-complementary

#517DED #ED7351 #CBED51

monochromatic

#123FB1 #1A54E7 #517DED #88A6F3 #C0D0F8

Accessibility & contrast

On white

3.81

#517DED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#517DED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517DED

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517DED	#FFFFFF	#000000	##000000
##517DED	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#428AF1

Deuteranopia (green-blind)

#1F7CEB

Tritanopia (blue-blind)

#0097AA

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #517ded;
/* rgb */ color: rgb(81, 125, 237);
/* oklch */ color: oklch(61.6% 0.175 265.4);

Tailwind

colors: {
  custom: {
    50: '#91a2f3',
    500: '#517ded',
    950: '#000000',
  },
}

SCSS

$custom: #517ded;
$custom-light: #91a2f3;
$custom-dark: #000000;

JSON

{
  "hex": "#517ded",
  "rgb": {
    "r": 81,
    "g": 125,
    "b": 237
  },
  "hsl": {
    "h": 223.077,
    "s": 81.25,
    "l": 62.353
  },
  "oklch": {
    "l": 0.61562,
    "c": 0.17546,
    "h": 265.4
  },
  "luminance": 0.22531
}

Semantic roles & 50–950 ramp

primary

#517DED

secondary

#E9D9B0

accent

#A108DE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0F17

muted

#7E7E85

Preview Lab

Preview with #517DED

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

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