#4339DD#4339DD

#4339DD is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.7% C 0.236 H 275.3°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#4339DD
RGB	rgb(67, 57, 221)
HSL	hsl(244, 71%, 55%)
HSV	hsv(244, 74%, 87%)
CMYK	cmyk(69.7%, 74.2%, 0%, 13.3%)
CIE-LAB	lab(36.63, 53.90, -81.31)
CIE-LCH	lch(36.63, 97.55, 303.54°)
OKLab	oklab(47.7% 0.022 -0.2351)
OKLCH	oklch(47.7% 0.236 275.3)
XYZ	xyz(16.8247, 9.3384, 69.3084)
Luminance	0.0934 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4339DD #D3DD39

analogous

#3981DD #4339DD #9539DD

triadic

#4339DD #DD4339 #39DD43

tetradic

#4339DD #DD3981 #D3DD39 #39DD95

square

#4339DD #DD3981 #D3DD39 #39DD95

split-complementary

#4339DD #DD9539 #81DD39

monochromatic

#1E1785 #2920B9 #4339DD #756DE6 #A6A1EF

Accessibility & contrast

On white

7.32

#4339DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#4339DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4339DD

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4339DD	#FFFFFF	#000000	##FFFFFF
##4339DD	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE2

Deuteranopia (green-blind)

#004FDA

Tritanopia (blue-blind)

#006989

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4339dd;
/* rgb */ color: rgb(67, 57, 221);
/* oklch */ color: oklch(47.7% 0.236 275.3);

Tailwind

colors: {
  custom: {
    50: '#8d72e9',
    500: '#4339dd',
    950: '#000000',
  },
}

SCSS

$custom: #4339dd;
$custom-light: #8d72e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4339dd",
  "rgb": {
    "r": 67,
    "g": 57,
    "b": 221
  },
  "hsl": {
    "h": 243.659,
    "s": 70.69,
    "l": 54.51
  },
  "oklch": {
    "l": 0.47696,
    "c": 0.23611,
    "h": 275.3
  },
  "luminance": 0.0934
}

Semantic roles & 50–950 ramp

primary

#4339DD

secondary

#D7DC96

accent

#ED3AE3

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4339DD

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

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