#4166DC#4166DC

#4166DC is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.0% C 0.185 H 267.0°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4166DC
RGB	rgb(65, 102, 220)
HSL	hsl(226, 69%, 56%)
HSV	hsv(226, 70%, 86%)
CMYK	cmyk(70.5%, 53.6%, 0%, 13.7%)
CIE-LAB	lab(46.70, 26.37, -64.26)
CIE-LCH	lch(46.70, 69.46, 292.31°)
OKLab	oklab(55.02% -0.0098 -0.185)
OKLCH	oklch(55.02% 0.185 267)
XYZ	xyz(19.8451, 15.7918, 69.6985)
Luminance	0.1579 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166DC #DCB741

analogous

#41B4DC #4166DC #6941DC

triadic

#4166DC #DC4166 #66DC41

tetradic

#4166DC #DC41B4 #DCB741 #41DC69

square

#4166DC #DC41B4 #DCB741 #41DC69

split-complementary

#4166DC #DC6941 #B4DC41

monochromatic

#193489 #2348BD #4166DC #7590E6 #A8B9EF

Accessibility & contrast

On white

5.05

#4166DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#4166DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166DC

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166DC	#FFFFFF	#000000	##FFFFFF
##4166DC	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0476E0

Deuteranopia (green-blind)

#0068DA

Tritanopia (blue-blind)

#008397

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4166dc;
/* rgb */ color: rgb(65, 102, 220);
/* oklch */ color: oklch(55.0% 0.185 267.0);

Tailwind

colors: {
  custom: {
    50: '#8891e8',
    500: '#4166dc',
    950: '#000000',
  },
}

SCSS

$custom: #4166dc;
$custom-light: #8891e8;
$custom-dark: #000000;

JSON

{
  "hex": "#4166dc",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 220
  },
  "hsl": {
    "h": 225.677,
    "s": 68.889,
    "l": 55.882
  },
  "oklch": {
    "l": 0.55021,
    "c": 0.18522,
    "h": 267
  },
  "luminance": 0.15794
}

Semantic roles & 50–950 ramp

primary

#4166DC

secondary

#DDCD9C

accent

#C23CEC

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4166DC

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

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