#4342D9#4342D9

#4342D9 is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.6% C 0.222 H 274.6°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#4342D9
RGB	rgb(67, 66, 217)
HSL	hsl(240, 67%, 55%)
HSV	hsv(240, 70%, 85%)
CMYK	cmyk(69.1%, 69.6%, 0%, 14.9%)
CIE-LAB	lab(38.02, 47.68, -76.72)
CIE-LCH	lch(38.02, 90.33, 301.86°)
OKLab	oklab(48.57% 0.0178 -0.2217)
OKLCH	oklch(48.57% 0.222 274.6)
XYZ	xyz(16.7832, 10.0979, 66.6968)
Luminance	0.1010 (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

#4342D9 #D8D942

analogous

#428DD9 #4342D9 #8E42D9

triadic

#4342D9 #D94342 #42D943

tetradic

#4342D9 #D9428D #D8D942 #42D98E

square

#4342D9 #D9428D #D8D942 #42D98E

split-complementary

#4342D9 #D98E42 #8DD942

monochromatic

#1C1B86 #2625B9 #4342D9 #7675E3 #A8A8ED

Accessibility & contrast

On white

6.95

#4342D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#4342D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4342D9

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4342D9	#FFFFFF	#000000	##FFFFFF
##4342D9	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DE

Deuteranopia (green-blind)

#0052D6

Tritanopia (blue-blind)

#006C89

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4342d9;
/* rgb */ color: rgb(67, 66, 217);
/* oklch */ color: oklch(48.6% 0.222 274.6);

Tailwind

colors: {
  custom: {
    50: '#8b78e6',
    500: '#4342d9',
    950: '#000000',
  },
}

SCSS

$custom: #4342d9;
$custom-light: #8b78e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4342d9",
  "rgb": {
    "r": 67,
    "g": 66,
    "b": 217
  },
  "hsl": {
    "h": 240.397,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.4857,
    "c": 0.22246,
    "h": 274.6
  },
  "luminance": 0.10099
}

Semantic roles & 50–950 ramp

primary

#4342D9

secondary

#DADB9C

accent

#E93EE8

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4342D9

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

Preview Lab → · Contrast checker → · Palette generator →