#4666C3#4666C3

#4666C3 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.150 H 267.0°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4666C3
RGB	rgb(70, 102, 195)
HSL	hsl(225, 51%, 52%)
HSV	hsv(225, 64%, 76%)
CMYK	cmyk(64.1%, 47.7%, 0%, 23.5%)
CIE-LAB	lab(45.28, 18.26, -52.22)
CIE-LCH	lch(45.28, 55.32, 289.27°)
OKLab	oklab(53.48% -0.0078 -0.1494)
OKLCH	oklch(53.48% 0.15 267)
XYZ	xyz(17.1241, 14.7434, 53.5625)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666C3 #C3A346

analogous

#46A5C3 #4666C3 #6546C3

triadic

#4666C3 #C34666 #66C346

tetradic

#4666C3 #C346A5 #C3A346 #46C365

square

#4666C3 #C346A5 #C3A346 #46C365

split-complementary

#4666C3 #C36546 #A5C346

monochromatic

#23366C #324D9A #4666C3 #748CD2 #A2B2E1

Accessibility & contrast

On white

5.32

#4666C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#4666C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666C3

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666C3	#FFFFFF	#000000	##FFFFFF
##4666C3	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3671C6

Deuteranopia (green-blind)

#1D66C1

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4666c3;
/* rgb */ color: rgb(70, 102, 195);
/* oklch */ color: oklch(53.5% 0.150 267.0);

Tailwind

colors: {
  custom: {
    50: '#8691d6',
    500: '#4666c3',
    950: '#000000',
  },
}

SCSS

$custom: #4666c3;
$custom-light: #8691d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4666c3",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 195
  },
  "hsl": {
    "h": 224.64,
    "s": 51.02,
    "l": 51.961
  },
  "oklch": {
    "l": 0.5348,
    "c": 0.14965,
    "h": 267
  },
  "luminance": 0.14745
}

Semantic roles & 50–950 ramp

primary

#4666C3

secondary

#CEC097

accent

#B64DDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4666C3

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

Preview Lab → · Contrast checker → · Palette generator →