#3A39CB#3A39CB

#3A39CB is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.3% C 0.217 H 273.8°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#3A39CB
RGB	rgb(58, 57, 203)
HSL	hsl(240, 58%, 51%)
HSV	hsv(240, 72%, 80%)
CMYK	cmyk(71.4%, 71.9%, 0%, 20.4%)
CIE-LAB	lab(34.26, 47.30, -74.83)
CIE-LCH	lch(34.26, 88.52, 302.30°)
OKLab	oklab(45.33% 0.0144 -0.2164)
OKLCH	oklch(45.33% 0.217 273.8)
XYZ	xyz(13.9840, 8.1362, 57.3218)
Luminance	0.0814 (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

#3A39CB #CACB39

analogous

#3981CB #3A39CB #8339CB

triadic

#3A39CB #CB3A39 #39CB3A

tetradic

#3A39CB #CB3981 #CACB39 #39CB83

square

#3A39CB #CB3981 #CACB39 #39CB83

split-complementary

#3A39CB #CB8339 #81CB39

monochromatic

#1D1D6D #2A299D #3A39CB #6A69D8 #9A9AE4

Accessibility & contrast

On white

7.99

#3A39CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#3A39CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A39CB

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A39CB	#FFFFFF	#000000	##FFFFFF
##3A39CB	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CF

Deuteranopia (green-blind)

#004AC8

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3a39cb;
/* rgb */ color: rgb(58, 57, 203);
/* oklch */ color: oklch(45.3% 0.217 273.8);

Tailwind

colors: {
  custom: {
    50: '#8571dc',
    500: '#3a39cb',
    950: '#000000',
  },
}

SCSS

$custom: #3a39cb;
$custom-light: #8571dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a39cb",
  "rgb": {
    "r": 58,
    "g": 57,
    "b": 203
  },
  "hsl": {
    "h": 240.411,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45333,
    "c": 0.2169,
    "h": 273.8
  },
  "luminance": 0.08138
}

Semantic roles & 50–950 ramp

primary

#3A39CB

secondary

#D0D090

accent

#E246E1

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3A39CB

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

Preview Lab → · Contrast checker → · Palette generator →