#3A399D#3A399D

#3A399D is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.158 H 277.3°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#3A399D
RGB	rgb(58, 57, 157)
HSL	hsl(241, 47%, 42%)
HSV	hsv(241, 64%, 62%)
CMYK	cmyk(63.1%, 63.7%, 0%, 38.4%)
CIE-LAB	lab(30.06, 31.81, -54.40)
CIE-LCH	lch(30.06, 63.02, 300.32°)
OKLab	oklab(41.01% 0.0201 -0.1567)
OKLCH	oklch(41.01% 0.158 277.3)
XYZ	xyz(9.2919, 6.2594, 32.6103)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A399D #9C9D39

analogous

#396A9D #3A399D #6C399D

triadic

#3A399D #9D3A39 #399D3A

tetradic

#3A399D #9D396A #9C9D39 #399D6C

square

#3A399D #9D396A #9C9D39 #399D6C

split-complementary

#3A399D #9D6C39 #6A9D39

monochromatic

#191843 #292970 #3A399D #5453C0 #8080D1

Accessibility & contrast

On white

9.33

#3A399D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3A399D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A399D

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A399D	#FFFFFF	#000000	##FFFFFF
##3A399D	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA0

Deuteranopia (green-blind)

#00439B

Tritanopia (blue-blind)

#005265

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3a399d;
/* rgb */ color: rgb(58, 57, 157);
/* oklch */ color: oklch(41.0% 0.158 277.3);

Tailwind

colors: {
  custom: {
    50: '#7c6fbb',
    500: '#3a399d',
    950: '#000000',
  },
}

SCSS

$custom: #3a399d;
$custom-light: #7c6fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a399d",
  "rgb": {
    "r": 58,
    "g": 57,
    "b": 157
  },
  "hsl": {
    "h": 240.6,
    "s": 46.729,
    "l": 41.961
  },
  "oklch": {
    "l": 0.4101,
    "c": 0.15793,
    "h": 277.3
  },
  "luminance": 0.0626
}

Semantic roles & 50–950 ramp

primary

#3A399D

secondary

#BABA78

accent

#D651D5

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3A399D

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

Preview Lab → · Contrast checker → · Palette generator →