#4345E3#4345E3

#4345E3 is a mid, highly saturated blue. Relative luminance 0.110; OKLCH L 50.0% C 0.231 H 273.6°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4345E3
RGB	rgb(67, 69, 227)
HSL	hsl(239, 74%, 58%)
HSV	hsv(239, 70%, 89%)
CMYK	cmyk(70.5%, 69.6%, 0%, 11%)
CIE-LAB	lab(39.57, 49.21, -79.88)
CIE-LCH	lch(39.57, 93.83, 301.63°)
OKLab	oklab(49.97% 0.0146 -0.231)
OKLCH	oklch(49.97% 0.231 273.6)
XYZ	xyz(18.3034, 10.9938, 73.8156)
Luminance	0.1100 (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

#4345E3 #E3E143

analogous

#4395E3 #4345E3 #9143E3

triadic

#4345E3 #E34345 #45E343

tetradic

#4345E3 #E34395 #E3E143 #43E391

square

#4345E3 #E34395 #E3E143 #43E391

split-complementary

#4345E3 #E39143 #95E343

monochromatic

#161895 #1E20CB #4345E3 #787AEB #AEAEF3

Accessibility & contrast

On white

6.56

#4345E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#4345E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4345E3

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4345E3	#FFFFFF	#000000	##FFFFFF
##4345E3	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065E8

Deuteranopia (green-blind)

#0056E0

Tritanopia (blue-blind)

#00718F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4345e3;
/* rgb */ color: rgb(67, 69, 227);
/* oklch */ color: oklch(50.0% 0.231 273.6);

Tailwind

colors: {
  custom: {
    50: '#8d7aed',
    500: '#4345e3',
    950: '#000000',
  },
}

SCSS

$custom: #4345e3;
$custom-light: #8d7aed;
$custom-dark: #000000;

JSON

{
  "hex": "#4345e3",
  "rgb": {
    "r": 67,
    "g": 69,
    "b": 227
  },
  "hsl": {
    "h": 239.25,
    "s": 74.074,
    "l": 57.647
  },
  "oklch": {
    "l": 0.49966,
    "c": 0.23145,
    "h": 273.6
  },
  "luminance": 0.10996
}

Semantic roles & 50–950 ramp

primary

#4345E3

secondary

#E1E0A1

accent

#EE37F1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4345E3

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

Preview Lab → · Contrast checker → · Palette generator →