#4666D4#4666D4

#4666D4 is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.7% C 0.173 H 268.0°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4666D4
RGB	rgb(70, 102, 212)
HSL	hsl(226, 62%, 55%)
HSV	hsv(226, 67%, 83%)
CMYK	cmyk(67%, 51.9%, 0%, 16.9%)
CIE-LAB	lab(46.39, 24.24, -60.20)
CIE-LCH	lch(46.39, 64.90, 291.94°)
OKLab	oklab(54.68% -0.006 -0.1729)
OKLCH	oklch(54.68% 0.173 268)
XYZ	xyz(19.1567, 15.5565, 64.2677)
Luminance	0.1556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666D4 #D4B446

analogous

#46ADD4 #4666D4 #6D46D4

triadic

#4666D4 #D44666 #66D446

tetradic

#4666D4 #D446AD #D4B446 #46D46D

square

#4666D4 #D446AD #D4B446 #46D46D

split-complementary

#4666D4 #D46D46 #ADD446

monochromatic

#1E3481 #2A49B3 #4666D4 #788FE0 #A9B8EB

Accessibility & contrast

On white

5.11

#4666D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#4666D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666D4

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666D4	#FFFFFF	#000000	##FFFFFF
##4666D4	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2075D8

Deuteranopia (green-blind)

#0068D2

Tritanopia (blue-blind)

#008093

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4666d4;
/* rgb */ color: rgb(70, 102, 212);
/* oklch */ color: oklch(54.7% 0.173 268.0);

Tailwind

colors: {
  custom: {
    50: '#8991e2',
    500: '#4666d4',
    950: '#000000',
  },
}

SCSS

$custom: #4666d4;
$custom-light: #8991e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4666d4",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 212
  },
  "hsl": {
    "h": 226.479,
    "s": 62.281,
    "l": 55.294
  },
  "oklch": {
    "l": 0.54675,
    "c": 0.17302,
    "h": 268
  },
  "luminance": 0.15558
}

Semantic roles & 50–950 ramp

primary

#4666D4

secondary

#D9CB9D

accent

#C142E5

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4666D4

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

Preview Lab → · Contrast checker → · Palette generator →