#6173FB#6173FB

#6173FB is a mid, highly saturated blue. Relative luminance 0.218; OKLCH L 61.5% C 0.202 H 273.3°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#6173FB
RGB	rgb(97, 115, 251)
HSL	hsl(233, 95%, 68%)
HSV	hsv(233, 61%, 98%)
CMYK	cmyk(61.4%, 54.2%, 0%, 1.6%)
CIE-LAB	lab(53.78, 33.77, -70.10)
CIE-LCH	lch(53.78, 77.81, 295.72°)
OKLab	oklab(61.46% 0.0115 -0.2013)
OKLCH	oklch(61.46% 0.202 273.3)
XYZ	xyz(28.4673, 21.7655, 93.9491)
Luminance	0.2177 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6173FB #FBE961

analogous

#61C0FB #6173FB #9C61FB

triadic

#6173FB #FB6173 #73FB61

tetradic

#6173FB #FB61C0 #FBE961 #61FB9C

square

#6173FB #FB61C0 #FBE961 #61FB9C

split-complementary

#6173FB #FB9C61 #C0FB61

monochromatic

#061FDC #253EF9 #6173FB #9DA8FD #D8DDFE

Accessibility & contrast

On white

3.92

#6173FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#6173FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6173FB

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6173FB	#FFFFFF	#000000	##000000
##6173FB	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0387FF

Deuteranopia (green-blind)

#007AF8

Tritanopia (blue-blind)

#0093AC

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #6173fb;
/* rgb */ color: rgb(97, 115, 251);
/* oklch */ color: oklch(61.5% 0.202 273.3);

Tailwind

colors: {
  custom: {
    50: '#9c9bfd',
    500: '#6173fb',
    950: '#000000',
  },
}

SCSS

$custom: #6173fb;
$custom-light: #9c9bfd;
$custom-dark: #000000;

JSON

{
  "hex": "#6173fb",
  "rgb": {
    "r": 97,
    "g": 115,
    "b": 251
  },
  "hsl": {
    "h": 232.987,
    "s": 95.062,
    "l": 68.235
  },
  "oklch": {
    "l": 0.61463,
    "c": 0.2016,
    "h": 273.3
  },
  "luminance": 0.21768
}

Semantic roles & 50–950 ramp

primary

#6173FB

secondary

#F3EEC5

accent

#CB00E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E18

muted

#7F7E86

Preview Lab

Preview with #6173FB

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

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