#4643B7#4643B7

#4643B7 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.9% C 0.178 H 277.9°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#4643B7
RGB	rgb(70, 67, 183)
HSL	hsl(242, 46%, 49%)
HSV	hsv(242, 63%, 72%)
CMYK	cmyk(61.7%, 63.4%, 0%, 28.2%)
CIE-LAB	lab(35.47, 36.28, -61.10)
CIE-LCH	lch(35.47, 71.06, 300.70°)
OKLab	oklab(45.86% 0.0245 -0.1759)
OKLCH	oklch(45.86% 0.178 277.9)
XYZ	xyz(13.0774, 8.7343, 45.7873)
Luminance	0.0873 (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

#4643B7 #B4B743

analogous

#437AB7 #4643B7 #8043B7

triadic

#4643B7 #B74643 #43B746

tetradic

#4643B7 #B7437A #B4B743 #43B780

square

#4643B7 #B7437A #B4B743 #43B780

split-complementary

#4643B7 #B78043 #7AB743

monochromatic

#24225D #35338A #4643B7 #706DCA #9C9ADA

Accessibility & contrast

On white

7.64

#4643B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4643B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4643B7

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4643B7	#FFFFFF	#000000	##FFFFFF
##4643B7	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BB

Deuteranopia (green-blind)

#004FB5

Tritanopia (blue-blind)

#006077

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4643b7;
/* rgb */ color: rgb(70, 67, 183);
/* oklch */ color: oklch(45.9% 0.178 277.9);

Tailwind

colors: {
  custom: {
    50: '#8677ce',
    500: '#4643b7',
    950: '#000000',
  },
}

SCSS

$custom: #4643b7;
$custom-light: #8677ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4643b7",
  "rgb": {
    "r": 70,
    "g": 67,
    "b": 183
  },
  "hsl": {
    "h": 241.552,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.45864,
    "c": 0.17761,
    "h": 277.9
  },
  "luminance": 0.08735
}

Semantic roles & 50–950 ramp

primary

#4643B7

secondary

#C5C690

accent

#D652D3

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4643B7

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

Preview Lab → · Contrast checker → · Palette generator →