#6166FF#6166FF

#6166FF is a mid, highly saturated blue. Relative luminance 0.193; OKLCH L 59.5% C 0.222 H 275.9°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#6166FF
RGB	rgb(97, 102, 255)
HSL	hsl(238, 100%, 69%)
HSV	hsv(238, 62%, 100%)
CMYK	cmyk(62%, 60%, 0%, 0%)
CIE-LAB	lab(50.99, 42.84, -76.84)
CIE-LCH	lch(50.99, 87.97, 299.14°)
OKLab	oklab(59.48% 0.0227 -0.2212)
OKLCH	oklch(59.48% 0.222 275.9)
XYZ	xyz(27.7252, 19.2619, 96.8452)
Luminance	0.1926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6166FF #FFFA61

analogous

#61B5FF #6166FF #AB61FF

triadic

#6166FF #FF6166 #66FF61

tetradic

#6166FF #FF61B5 #FFFA61 #61FFAB

square

#6166FF #FF61B5 #FFFA61 #61FFAB

split-complementary

#6166FF #FFAB61 #B5FF61

monochromatic

#0007E6 #242BFF #6166FF #9EA1FF #DBDDFF

Accessibility & contrast

On white

4.33

#6166FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#6166FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6166FF

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6166FF	#FFFFFF	#000000	##000000
##6166FF	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0080FF

Deuteranopia (green-blind)

#0073FC

Tritanopia (blue-blind)

#008CA9

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6166ff;
/* rgb */ color: rgb(97, 102, 255);
/* oklch */ color: oklch(59.5% 0.222 275.9);

Tailwind

colors: {
  custom: {
    50: '#9d92ff',
    500: '#6166ff',
    950: '#000000',
  },
}

SCSS

$custom: #6166ff;
$custom-light: #9d92ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6166ff",
  "rgb": {
    "r": 97,
    "g": 102,
    "b": 255
  },
  "hsl": {
    "h": 238.101,
    "s": 100,
    "l": 69.02
  },
  "oklch": {
    "l": 0.59484,
    "c": 0.22236,
    "h": 275.9
  },
  "luminance": 0.19264
}

Semantic roles & 50–950 ramp

primary

#6166FF

secondary

#F5F4C7

accent

#DE00E6

background

#FAF9FF

surface

#F4F1FF

border

#CECBD7

text

#100D18

muted

#7F7E86

Preview Lab

Preview with #6166FF

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

Preview Lab → · Contrast checker → · Palette generator →