#4342DB#4342DB

#4342DB is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.8% C 0.225 H 274.5°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#4342DB
RGB	rgb(67, 66, 219)
HSL	hsl(240, 68%, 56%)
HSV	hsv(240, 70%, 86%)
CMYK	cmyk(69.4%, 69.9%, 0%, 14.1%)
CIE-LAB	lab(38.20, 48.32, -77.56)
CIE-LCH	lch(38.20, 91.38, 301.92°)
OKLab	oklab(48.76% 0.0175 -0.2242)
OKLCH	oklch(48.76% 0.225 274.5)
XYZ	xyz(17.0449, 10.2026, 68.0751)
Luminance	0.1020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue (survey)

#0343DF

ΔE00 3.56

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4342DB #DADB42

analogous

#428DDB #4342DB #8F42DB

triadic

#4342DB #DB4342 #42DB43

tetradic

#4342DB #DB428D #DADB42 #42DB8F

square

#4342DB #DB428D #DADB42 #42DB8F

split-complementary

#4342DB #DB8F42 #8DDB42

monochromatic

#1B1A89 #2524BC #4342DB #7675E5 #A9A9EF

Accessibility & contrast

On white

6.91

#4342DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#4342DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4342DB

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4342DB	#FFFFFF	#000000	##FFFFFF
##4342DB	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E0

Deuteranopia (green-blind)

#0053D8

Tritanopia (blue-blind)

#006C8A

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4342db;
/* rgb */ color: rgb(67, 66, 219);
/* oklch */ color: oklch(48.8% 0.225 274.5);

Tailwind

colors: {
  custom: {
    50: '#8b78e7',
    500: '#4342db',
    950: '#000000',
  },
}

SCSS

$custom: #4342db;
$custom-light: #8b78e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4342db",
  "rgb": {
    "r": 67,
    "g": 66,
    "b": 219
  },
  "hsl": {
    "h": 240.392,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.4876,
    "c": 0.22489,
    "h": 274.5
  },
  "luminance": 0.10204
}

Semantic roles & 50–950 ramp

primary

#4342DB

secondary

#DCDC9D

accent

#EB3DEA

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4342DB

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

Preview Lab → · Contrast checker → · Palette generator →