#4340DA#4340DA

#4340DA is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.4% C 0.226 H 274.8°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#4340DA
RGB	rgb(67, 64, 218)
HSL	hsl(241, 68%, 55%)
HSV	hsv(241, 71%, 85%)
CMYK	cmyk(69.3%, 70.6%, 0%, 14.5%)
CIE-LAB	lab(37.70, 49.13, -77.82)
CIE-LCH	lch(37.70, 92.03, 302.27°)
OKLab	oklab(48.37% 0.0188 -0.2249)
OKLCH	oklch(48.37% 0.226 274.8)
XYZ	xyz(16.7988, 9.9205, 67.3456)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.27

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4340DA #D7DA40

analogous

#408ADA #4340DA #9040DA

triadic

#4340DA #DA4340 #40DA43

tetradic

#4340DA #DA408A #D7DA40 #40DA90

square

#4340DA #DA408A #D7DA40 #40DA90

split-complementary

#4340DA #DA9040 #8ADA40

monochromatic

#1C1A86 #2724B9 #4340DA #7573E4 #A8A7EE

Accessibility & contrast

On white

7.04

#4340DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4340DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4340DA

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4340DA	#FFFFFF	#000000	##FFFFFF
##4340DA	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DF

Deuteranopia (green-blind)

#0052D7

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4340da;
/* rgb */ color: rgb(67, 64, 218);
/* oklch */ color: oklch(48.4% 0.226 274.8);

Tailwind

colors: {
  custom: {
    50: '#8b76e7',
    500: '#4340da',
    950: '#000000',
  },
}

SCSS

$custom: #4340da;
$custom-light: #8b76e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4340da",
  "rgb": {
    "r": 67,
    "g": 64,
    "b": 218
  },
  "hsl": {
    "h": 241.169,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.48371,
    "c": 0.22573,
    "h": 274.8
  },
  "luminance": 0.09922
}

Semantic roles & 50–950 ramp

primary

#4340DA

secondary

#DADB9B

accent

#EA3DE7

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4340DA

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

Preview Lab → · Contrast checker → · Palette generator →