#4643B5#4643B5

#4643B5 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.175 H 278.1°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#4643B5
RGB	rgb(70, 67, 181)
HSL	hsl(242, 46%, 49%)
HSV	hsv(242, 63%, 71%)
CMYK	cmyk(61.3%, 63%, 0%, 29%)
CIE-LAB	lab(35.30, 35.62, -60.19)
CIE-LCH	lch(35.30, 69.94, 300.62°)
OKLab	oklab(45.69% 0.0246 -0.1732)
OKLCH	oklch(45.69% 0.175 278.1)
XYZ	xyz(12.8708, 8.6516, 44.6988)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.51

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4643B5 #B2B543

analogous

#4379B5 #4643B5 #7F43B5

triadic

#4643B5 #B54643 #43B546

tetradic

#4643B5 #B54379 #B2B543 #43B57F

square

#4643B5 #B54379 #B2B543 #43B57F

split-complementary

#4643B5 #B57F43 #79B543

monochromatic

#23225C #353288 #4643B5 #6F6CC9 #9B99D9

Accessibility & contrast

On white

7.69

#4643B5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4643B5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4643B5

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4643B5	#FFFFFF	#000000	##FFFFFF
##4643B5	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B9

Deuteranopia (green-blind)

#004EB3

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4643b5;
/* rgb */ color: rgb(70, 67, 181);
/* oklch */ color: oklch(45.7% 0.175 278.1);

Tailwind

colors: {
  custom: {
    50: '#8577cc',
    500: '#4643b5',
    950: '#000000',
  },
}

SCSS

$custom: #4643b5;
$custom-light: #8577cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4643b5",
  "rgb": {
    "r": 70,
    "g": 67,
    "b": 181
  },
  "hsl": {
    "h": 241.579,
    "s": 45.968,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45694,
    "c": 0.17497,
    "h": 278.1
  },
  "luminance": 0.08653
}

Semantic roles & 50–950 ramp

primary

#4643B5

secondary

#C4C58F

accent

#D652D2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4643B5

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

Preview Lab → · Contrast checker → · Palette generator →