#4666CF#4666CF

#4666CF is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.3% C 0.166 H 267.8°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#4666CF
RGB	rgb(70, 102, 207)
HSL	hsl(226, 59%, 54%)
HSV	hsv(226, 66%, 81%)
CMYK	cmyk(66.2%, 50.7%, 0%, 18.8%)
CIE-LAB	lab(46.05, 22.48, -57.88)
CIE-LCH	lch(46.05, 62.10, 291.23°)
OKLab	oklab(54.32% -0.0064 -0.1661)
OKLCH	oklch(54.32% 0.166 267.8)
XYZ	xyz(18.5358, 15.3081, 60.9973)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4666CF #CFAF46

analogous

#46ABCF #4666CF #6B46CF

triadic

#4666CF #CF4666 #66CF46

tetradic

#4666CF #CF46AB #CFAF46 #46CF6B

square

#4666CF #CF46AB #CFAF46 #46CF6B

split-complementary

#4666CF #CF6B46 #ABCF46

monochromatic

#20357B #2C4AAB #4666CF #778EDC #A7B6E8

Accessibility & contrast

On white

5.17

#4666CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#4666CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4666CF

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4666CF	#FFFFFF	#000000	##FFFFFF
##4666CF	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2874D3

Deuteranopia (green-blind)

#0067CD

Tritanopia (blue-blind)

#007F91

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4666cf;
/* rgb */ color: rgb(70, 102, 207);
/* oklch */ color: oklch(54.3% 0.166 267.8);

Tailwind

colors: {
  custom: {
    50: '#8891de',
    500: '#4666cf',
    950: '#000000',
  },
}

SCSS

$custom: #4666cf;
$custom-light: #8891de;
$custom-dark: #000000;

JSON

{
  "hex": "#4666cf",
  "rgb": {
    "r": 70,
    "g": 102,
    "b": 207
  },
  "hsl": {
    "h": 225.985,
    "s": 58.798,
    "l": 54.314
  },
  "oklch": {
    "l": 0.54315,
    "c": 0.16621,
    "h": 267.8
  },
  "luminance": 0.1531
}

Semantic roles & 50–950 ramp

primary

#4666CF

secondary

#D5C89B

accent

#BE46E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #4666CF

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

Preview Lab → · Contrast checker → · Palette generator →