#517FF6#517FF6

#517FF6 is a light, vivid blue. Relative luminance 0.236; OKLCH L 62.6% C 0.185 H 265.5°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#517FF6
RGB	rgb(81, 127, 246)
HSL	hsl(223, 90%, 64%)
HSV	hsv(223, 67%, 96%)
CMYK	cmyk(67.1%, 48.4%, 0%, 3.5%)
CIE-LAB	lab(55.66, 22.25, -64.32)
CIE-LCH	lch(55.66, 68.06, 289.08°)
OKLab	oklab(62.57% -0.0146 -0.1845)
OKLCH	oklch(62.57% 0.185 265.5)
XYZ	xyz(27.6115, 23.5792, 90.2670)
Luminance	0.2358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#517FF6 #F6C851

analogous

#51D1F6 #517FF6 #7651F6

triadic

#517FF6 #F6517F #7FF651

tetradic

#517FF6 #F651D1 #F6C851 #51F676

square

#517FF6 #F651D1 #F6C851 #51F676

split-complementary

#517FF6 #F67651 #D1F651

monochromatic

#0A3DC3 #1754F3 #517FF6 #8BAAF9 #C5D5FC

Accessibility & contrast

On white

3.67

#517FF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#517FF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #517FF6

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##517FF6	#FFFFFF	#000000	##000000
##517FF6	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D8DFA

Deuteranopia (green-blind)

#097EF4

Tritanopia (blue-blind)

#009BAF

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #517ff6;
/* rgb */ color: rgb(81, 127, 246);
/* oklch */ color: oklch(62.6% 0.185 265.5);

Tailwind

colors: {
  custom: {
    50: '#93a3fa',
    500: '#517ff6',
    950: '#000000',
  },
}

SCSS

$custom: #517ff6;
$custom-light: #93a3fa;
$custom-dark: #000000;

JSON

{
  "hex": "#517ff6",
  "rgb": {
    "r": 81,
    "g": 127,
    "b": 246
  },
  "hsl": {
    "h": 223.273,
    "s": 90.164,
    "l": 64.118
  },
  "oklch": {
    "l": 0.62565,
    "c": 0.18504,
    "h": 265.5
  },
  "luminance": 0.23582
}

Semantic roles & 50–950 ramp

primary

#517FF6

secondary

#EEDEB5

accent

#A600E6

background

#F9FAFF

surface

#F2F3FF

border

#CCCDD7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #517FF6

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

Preview Lab → · Contrast checker → · Palette generator →