#4643BB#4643BB

#4643BB is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.2% C 0.183 H 277.6°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#4643BB
RGB	rgb(70, 67, 187)
HSL	hsl(242, 47%, 50%)
HSV	hsv(242, 64%, 73%)
CMYK	cmyk(62.6%, 64.2%, 0%, 26.7%)
CIE-LAB	lab(35.80, 37.61, -62.92)
CIE-LCH	lch(35.80, 73.31, 300.87°)
OKLab	oklab(46.21% 0.0241 -0.1813)
OKLCH	oklch(46.21% 0.183 277.6)
XYZ	xyz(13.4997, 8.9032, 48.0112)
Luminance	0.0890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.67

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4643BB #B8BB43

analogous

#437CBB #4643BB #8243BB

triadic

#4643BB #BB4643 #43BB46

tetradic

#4643BB #BB437C #B8BB43 #43BB82

square

#4643BB #BB437C #B8BB43 #43BB82

split-complementary

#4643BB #BB8243 #7CBB43

monochromatic

#242361 #35338E #4643BB #7270CC #9E9DDC

Accessibility & contrast

On white

7.55

#4643BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4643BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4643BB

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4643BB	#FFFFFF	#000000	##FFFFFF
##4643BB	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004FB9

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4643bb;
/* rgb */ color: rgb(70, 67, 187);
/* oklch */ color: oklch(46.2% 0.183 277.6);

Tailwind

colors: {
  custom: {
    50: '#8678d0',
    500: '#4643bb',
    950: '#000000',
  },
}

SCSS

$custom: #4643bb;
$custom-light: #8678d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4643bb",
  "rgb": {
    "r": 70,
    "g": 67,
    "b": 187
  },
  "hsl": {
    "h": 241.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46207,
    "c": 0.18287,
    "h": 277.6
  },
  "luminance": 0.08904
}

Semantic roles & 50–950 ramp

primary

#4643BB

secondary

#C7C892

accent

#D751D4

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4643BB

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

Preview Lab → · Contrast checker → · Palette generator →