#39399E#39399E

#39399E is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.0% C 0.160 H 276.7°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#39399E
RGB	rgb(57, 57, 158)
HSL	hsl(240, 47%, 42%)
HSV	hsv(240, 64%, 62%)
CMYK	cmyk(63.9%, 63.9%, 0%, 38%)
CIE-LAB	lab(30.07, 31.99, -54.99)
CIE-LCH	lch(30.07, 63.62, 300.19°)
OKLab	oklab(41.03% 0.0187 -0.1584)
OKLCH	oklch(41.03% 0.16 276.7)
XYZ	xyz(9.3200, 6.2640, 33.0590)
Luminance	0.0626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39399E #9E9E39

analogous

#396C9E #39399E #6C399E

triadic

#39399E #9E3939 #399E39

tetradic

#39399E #9E396C #9E9E39 #399E6C

square

#39399E #9E396C #9E9E39 #399E6C

split-complementary

#39399E #9E6C39 #6C9E39

monochromatic

#191944 #292971 #39399E #5353C1 #8080D1

Accessibility & contrast

On white

9.32

#39399E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#39399E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39399E

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39399E	#FFFFFF	#000000	##FFFFFF
##39399E	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA1

Deuteranopia (green-blind)

#00429C

Tritanopia (blue-blind)

#005266

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #39399e;
/* rgb */ color: rgb(57, 57, 158);
/* oklch */ color: oklch(41.0% 0.160 276.7);

Tailwind

colors: {
  custom: {
    50: '#7b6fbb',
    500: '#39399e',
    950: '#000000',
  },
}

SCSS

$custom: #39399e;
$custom-light: #7b6fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#39399e",
  "rgb": {
    "r": 57,
    "g": 57,
    "b": 158
  },
  "hsl": {
    "h": 240,
    "s": 46.977,
    "l": 42.157
  },
  "oklch": {
    "l": 0.41026,
    "c": 0.15951,
    "h": 276.7
  },
  "luminance": 0.06265
}

Semantic roles & 50–950 ramp

primary

#39399E

secondary

#BBBB78

accent

#D751D7

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #39399E

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

Preview Lab → · Contrast checker → · Palette generator →