#4345DD#4345DD

#4345DD is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.4% C 0.224 H 273.9°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#4345DD
RGB	rgb(67, 69, 221)
HSL	hsl(239, 69%, 56%)
HSV	hsv(239, 70%, 87%)
CMYK	cmyk(69.7%, 68.8%, 0%, 13.3%)
CIE-LAB	lab(39.02, 47.25, -77.37)
CIE-LCH	lch(39.02, 90.66, 301.41°)
OKLab	oklab(49.4% 0.0154 -0.2236)
OKLCH	oklch(49.4% 0.224 273.9)
XYZ	xyz(17.4897, 10.6683, 69.5301)
Luminance	0.1067 (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

#4345DD #DDDB43

analogous

#4392DD #4345DD #8E43DD

triadic

#4345DD #DD4345 #45DD43

tetradic

#4345DD #DD4392 #DDDB43 #43DD8E

square

#4345DD #DD4392 #DDDB43 #43DD8E

split-complementary

#4345DD #DD8E43 #92DD43

monochromatic

#191B8C #2325C0 #4345DD #7778E6 #ABACF0

Accessibility & contrast

On white

6.70

#4345DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#4345DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4345DD

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4345DD	#FFFFFF	#000000	##FFFFFF
##4345DD	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E2

Deuteranopia (green-blind)

#0055DA

Tritanopia (blue-blind)

#006F8C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4345dd;
/* rgb */ color: rgb(67, 69, 221);
/* oklch */ color: oklch(49.4% 0.224 273.9);

Tailwind

colors: {
  custom: {
    50: '#8c7ae9',
    500: '#4345dd',
    950: '#000000',
  },
}

SCSS

$custom: #4345dd;
$custom-light: #8c7ae9;
$custom-dark: #000000;

JSON

{
  "hex": "#4345dd",
  "rgb": {
    "r": 67,
    "g": 69,
    "b": 221
  },
  "hsl": {
    "h": 239.221,
    "s": 69.369,
    "l": 56.471
  },
  "oklch": {
    "l": 0.494,
    "c": 0.22418,
    "h": 273.9
  },
  "luminance": 0.1067
}

Semantic roles & 50–950 ramp

primary

#4345DD

secondary

#DEDD9E

accent

#EA3CEC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4345DD

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

Preview Lab → · Contrast checker → · Palette generator →