#4666CD#4666CD

#4666CD is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.2% C 0.163 H 267.7°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#4666CD
RGB	rgb(70, 102, 205)
HSL	hsl(226, 57%, 54%)
HSV	hsv(226, 66%, 80%)
CMYK	cmyk(65.9%, 50.2%, 0%, 19.6%)
CIE-LAB	lab(45.92, 21.78, -56.95)
CIE-LCH	lch(45.92, 60.97, 290.93°)
OKLab	oklab(54.17% -0.0066 -0.1633)
OKLCH	oklch(54.17% 0.163 267.7)
XYZ	xyz(18.2928, 15.2109, 59.7177)
Luminance	0.1521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666CD #CDAD46

analogous

#46AACD #4666CD #6A46CD

triadic

#4666CD #CD4666 #66CD46

tetradic

#4666CD #CD46AA #CDAD46 #46CD6A

square

#4666CD #CD46AA #CDAD46 #46CD6A

split-complementary

#4666CD #CD6A46 #AACD46

monochromatic

#203578 #2D4BA8 #4666CD #768EDA #A6B6E7

Accessibility & contrast

On white

5.19

#4666CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#4666CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666CD

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666CD	#FFFFFF	#000000	##FFFFFF
##4666CD	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B73D1

Deuteranopia (green-blind)

#0067CB

Tritanopia (blue-blind)

#007E90

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4666cd;
/* rgb */ color: rgb(70, 102, 205);
/* oklch */ color: oklch(54.2% 0.163 267.7);

Tailwind

colors: {
  custom: {
    50: '#8891dd',
    500: '#4666cd',
    950: '#000000',
  },
}

SCSS

$custom: #4666cd;
$custom-light: #8891dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4666cd",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 205
  },
  "hsl": {
    "h": 225.778,
    "s": 57.447,
    "l": 53.922
  },
  "oklch": {
    "l": 0.54173,
    "c": 0.16347,
    "h": 267.7
  },
  "luminance": 0.15213
}

Semantic roles & 50–950 ramp

primary

#4666CD

secondary

#D4C79B

accent

#BC47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #4666CD

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

Preview Lab → · Contrast checker → · Palette generator →