#4166E2#4166E2

#4166E2 is a mid, vivid blue. Relative luminance 0.161; OKLCH L 55.5% C 0.193 H 267.2°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4166E2
RGB	rgb(65, 102, 226)
HSL	hsl(226, 74%, 57%)
HSV	hsv(226, 71%, 89%)
CMYK	cmyk(71.2%, 54.9%, 0%, 11.4%)
CIE-LAB	lab(47.13, 28.51, -66.97)
CIE-LCH	lch(47.13, 72.79, 293.06°)
OKLab	oklab(55.48% -0.0094 -0.1929)
OKLCH	oklch(55.48% 0.193 267.2)
XYZ	xyz(20.6540, 16.1154, 73.9588)
Luminance	0.1612 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166E2 #E2BD41

analogous

#41B7E2 #4166E2 #6D41E2

triadic

#4166E2 #E24166 #66E241

tetradic

#4166E2 #E241B7 #E2BD41 #41E26D

square

#4166E2 #E241B7 #E2BD41 #41E26D

split-complementary

#4166E2 #E26D41 #B7E241

monochromatic

#163392 #1E45C7 #4166E2 #7691EA #ABBCF2

Accessibility & contrast

On white

4.97

#4166E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.22

#4166E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166E2

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166E2	#FFFFFF	#000000	##FFFFFF
##4166E2	1.00	4.97	4.22	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.22	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077E6

Deuteranopia (green-blind)

#0069E0

Tritanopia (blue-blind)

#00849A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4166e2;
/* rgb */ color: rgb(65, 102, 226);
/* oklch */ color: oklch(55.5% 0.193 267.2);

Tailwind

colors: {
  custom: {
    50: '#8991ec',
    500: '#4166e2',
    950: '#000000',
  },
}

SCSS

$custom: #4166e2;
$custom-light: #8991ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4166e2",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 226
  },
  "hsl": {
    "h": 226.211,
    "s": 73.516,
    "l": 57.059
  },
  "oklch": {
    "l": 0.55476,
    "c": 0.19316,
    "h": 267.2
  },
  "luminance": 0.16118
}

Semantic roles & 50–950 ramp

primary

#4166E2

secondary

#E0D19F

accent

#C638F0

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4166E2

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

Preview Lab → · Contrast checker → · Palette generator →