#4643B3#4643B3

#4643B3 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.5% C 0.172 H 278.2°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#4643B3
RGB	rgb(70, 67, 179)
HSL	hsl(242, 46%, 48%)
HSV	hsv(242, 63%, 70%)
CMYK	cmyk(60.9%, 62.6%, 0%, 29.8%)
CIE-LAB	lab(35.14, 34.95, -59.27)
CIE-LCH	lch(35.14, 68.80, 300.53°)
OKLab	oklab(45.53% 0.0247 -0.1705)
OKLCH	oklch(45.53% 0.172 278.2)
XYZ	xyz(12.6670, 8.5701, 43.6258)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.56

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4643B3 #B0B343

analogous

#4378B3 #4643B3 #7E43B3

triadic

#4643B3 #B34643 #43B346

tetradic

#4643B3 #B34378 #B0B343 #43B37E

square

#4643B3 #B34378 #B0B343 #43B37E

split-complementary

#4643B3 #B37E43 #78B343

monochromatic

#23225A #353286 #4643B3 #6E6BC8 #9A98D8

Accessibility & contrast

On white

7.74

#4643B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#4643B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4643B3

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4643B3	#FFFFFF	#000000	##FFFFFF
##4643B3	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057B7

Deuteranopia (green-blind)

#004EB1

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4643b3;
/* rgb */ color: rgb(70, 67, 179);
/* oklch */ color: oklch(45.5% 0.172 278.2);

Tailwind

colors: {
  custom: {
    50: '#8577cb',
    500: '#4643b3',
    950: '#000000',
  },
}

SCSS

$custom: #4643b3;
$custom-light: #8577cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4643b3",
  "rgb": {
    "r": 70,
    "g": 67,
    "b": 179
  },
  "hsl": {
    "h": 241.607,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45526,
    "c": 0.17231,
    "h": 278.2
  },
  "luminance": 0.08571
}

Semantic roles & 50–950 ramp

primary

#4643B3

secondary

#C3C48D

accent

#D553D2

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4643B3

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

Preview Lab → · Contrast checker → · Palette generator →