#3A39CC#3A39CC

#3A39CC is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.4% C 0.218 H 273.7°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#3A39CC
RGB	rgb(58, 57, 204)
HSL	hsl(240, 59%, 51%)
HSV	hsv(240, 72%, 80%)
CMYK	cmyk(71.6%, 72.1%, 0%, 20%)
CIE-LAB	lab(34.36, 47.62, -75.25)
CIE-LCH	lch(34.36, 89.05, 302.33°)
OKLab	oklab(45.43% 0.0143 -0.2176)
OKLCH	oklch(45.43% 0.218 273.7)
XYZ	xyz(14.1035, 8.1840, 57.9514)
Luminance	0.0819 (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

#3A39CC #CBCC39

analogous

#3981CC #3A39CC #8339CC

triadic

#3A39CC #CC3A39 #39CC3A

tetradic

#3A39CC #CC3981 #CBCC39 #39CC83

square

#3A39CC #CC3981 #CBCC39 #39CC83

split-complementary

#3A39CC #CC8339 #81CC39

monochromatic

#1D1C6E #2A299F #3A39CC #6A6AD9 #9B9AE5

Accessibility & contrast

On white

7.96

#3A39CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3A39CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A39CC

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A39CC	#FFFFFF	#000000	##FFFFFF
##3A39CC	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058D0

Deuteranopia (green-blind)

#004AC9

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3a39cc;
/* rgb */ color: rgb(58, 57, 204);
/* oklch */ color: oklch(45.4% 0.218 273.7);

Tailwind

colors: {
  custom: {
    50: '#8571dd',
    500: '#3a39cc',
    950: '#000000',
  },
}

SCSS

$custom: #3a39cc;
$custom-light: #8571dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3a39cc",
  "rgb": {
    "r": 58,
    "g": 57,
    "b": 204
  },
  "hsl": {
    "h": 240.408,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45433,
    "c": 0.21811,
    "h": 273.7
  },
  "luminance": 0.08185
}

Semantic roles & 50–950 ramp

primary

#3A39CC

secondary

#D0D190

accent

#E246E1

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3A39CC

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

Preview Lab → · Contrast checker → · Palette generator →