#4347D9#4347D9

#4347D9 is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.3% C 0.217 H 273.9°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#4347D9
RGB	rgb(67, 71, 217)
HSL	hsl(238, 66%, 56%)
HSV	hsv(238, 69%, 85%)
CMYK	cmyk(69.1%, 67.3%, 0%, 14.9%)
CIE-LAB	lab(39.08, 44.77, -74.97)
CIE-LCH	lch(39.08, 87.32, 300.84°)
OKLab	oklab(49.34% 0.0147 -0.2166)
OKLCH	oklch(49.34% 0.217 273.9)
XYZ	xyz(17.0882, 10.7079, 66.7985)
Luminance	0.1071 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4347D9 #D9D543

analogous

#4392D9 #4347D9 #8A43D9

triadic

#4347D9 #D94347 #47D943

tetradic

#4347D9 #D94392 #D9D543 #43D98A

square

#4347D9 #D94392 #D9D543 #43D98A

split-complementary

#4347D9 #D98A43 #92D943

monochromatic

#1B1E86 #2529B9 #4347D9 #7679E3 #A9ABEE

Accessibility & contrast

On white

6.68

#4347D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#4347D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4347D9

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4347D9	#FFFFFF	#000000	##FFFFFF
##4347D9	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063DD

Deuteranopia (green-blind)

#0055D6

Tritanopia (blue-blind)

#006E8A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4347d9;
/* rgb */ color: rgb(67, 71, 217);
/* oklch */ color: oklch(49.3% 0.217 273.9);

Tailwind

colors: {
  custom: {
    50: '#8b7be6',
    500: '#4347d9',
    950: '#000000',
  },
}

SCSS

$custom: #4347d9;
$custom-light: #8b7be6;
$custom-dark: #000000;

JSON

{
  "hex": "#4347d9",
  "rgb": {
    "r": 67,
    "g": 71,
    "b": 217
  },
  "hsl": {
    "h": 238.4,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.49339,
    "c": 0.21713,
    "h": 273.9
  },
  "luminance": 0.1071
}

Semantic roles & 50–950 ramp

primary

#4347D9

secondary

#DBD99D

accent

#E53FE9

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #4347D9

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

Preview Lab → · Contrast checker → · Palette generator →