#4345E0#4345E0

#4345E0 is a mid, highly saturated blue. Relative luminance 0.108; OKLCH L 49.7% C 0.228 H 273.8°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#4345E0
RGB	rgb(67, 69, 224)
HSL	hsl(239, 72%, 57%)
HSV	hsv(239, 70%, 88%)
CMYK	cmyk(70.1%, 69.2%, 0%, 12.2%)
CIE-LAB	lab(39.29, 48.23, -78.63)
CIE-LCH	lch(39.29, 92.25, 301.53°)
OKLab	oklab(49.68% 0.015 -0.2273)
OKLCH	oklch(49.68% 0.228 273.8)
XYZ	xyz(17.8929, 10.8296, 71.6539)
Luminance	0.1083 (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

#4345E0 #E0DE43

analogous

#4393E0 #4345E0 #9043E0

triadic

#4345E0 #E04345 #45E043

tetradic

#4345E0 #E04393 #E0DE43 #43E090

square

#4345E0 #E04393 #E0DE43 #43E090

split-complementary

#4345E0 #E09043 #93E043

monochromatic

#181991 #2123C5 #4345E0 #7879E9 #ACADF1

Accessibility & contrast

On white

6.63

#4345E0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4345E0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4345E0

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4345E0	#FFFFFF	#000000	##FFFFFF
##4345E0	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E5

Deuteranopia (green-blind)

#0055DD

Tritanopia (blue-blind)

#00708D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4345e0;
/* rgb */ color: rgb(67, 69, 224);
/* oklch */ color: oklch(49.7% 0.228 273.8);

Tailwind

colors: {
  custom: {
    50: '#8c7aeb',
    500: '#4345e0',
    950: '#000000',
  },
}

SCSS

$custom: #4345e0;
$custom-light: #8c7aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4345e0",
  "rgb": {
    "r": 67,
    "g": 69,
    "b": 224
  },
  "hsl": {
    "h": 239.236,
    "s": 71.689,
    "l": 57.059
  },
  "oklch": {
    "l": 0.49682,
    "c": 0.22783,
    "h": 273.8
  },
  "luminance": 0.10831
}

Semantic roles & 50–950 ramp

primary

#4345E0

secondary

#DFDF9F

accent

#EC39EE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4345E0

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

Preview Lab → · Contrast checker → · Palette generator →