#4166C3#4166C3

#4166C3 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.2% C 0.151 H 265.3°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#4166C3
RGB	rgb(65, 102, 195)
HSL	hsl(223, 52%, 51%)
HSV	hsv(223, 67%, 76%)
CMYK	cmyk(66.7%, 47.7%, 0%, 23.5%)
CIE-LAB	lab(45.03, 17.41, -52.64)
CIE-LCH	lch(45.03, 55.44, 288.30°)
OKLab	oklab(53.22% -0.0124 -0.1507)
OKLCH	oklch(53.22% 0.151 265.3)
XYZ	xyz(16.7782, 14.5651, 53.5463)
Luminance	0.1457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4166C3 #C39E41

analogous

#41A7C3 #4166C3 #5D41C3

triadic

#4166C3 #C34166 #66C341

tetradic

#4166C3 #C341A7 #C39E41 #41C35D

square

#4166C3 #C341A7 #C39E41 #41C35D

split-complementary

#4166C3 #C35D41 #A7C341

monochromatic

#213569 #304D97 #4166C3 #708BD2 #9EB1E0

Accessibility & contrast

On white

5.37

#4166C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#4166C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4166C3

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4166C3	#FFFFFF	#000000	##FFFFFF
##4166C3	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3571C6

Deuteranopia (green-blind)

#1865C1

Tritanopia (blue-blind)

#007C8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4166c3;
/* rgb */ color: rgb(65, 102, 195);
/* oklch */ color: oklch(53.2% 0.151 265.3);

Tailwind

colors: {
  custom: {
    50: '#8391d6',
    500: '#4166c3',
    950: '#000000',
  },
}

SCSS

$custom: #4166c3;
$custom-light: #8391d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4166c3",
  "rgb": {
    "r": 65,
    "g": 102,
    "b": 195
  },
  "hsl": {
    "h": 222.923,
    "s": 52,
    "l": 50.98
  },
  "oklch": {
    "l": 0.53223,
    "c": 0.15126,
    "h": 265.3
  },
  "luminance": 0.14567
}

Semantic roles & 50–950 ramp

primary

#4166C3

secondary

#CDBC93

accent

#B34CDB

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4166C3

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

Preview Lab → · Contrast checker → · Palette generator →