#3D339B#3D339B

#3D339B is a dark, vivid blue. Relative luminance 0.057; OKLCH L 40.0% C 0.162 H 280.5°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#3D339B
RGB	rgb(61, 51, 155)
HSL	hsl(246, 50%, 40%)
HSV	hsv(246, 67%, 61%)
CMYK	cmyk(60.6%, 67.1%, 0%, 39.2%)
CIE-LAB	lab(28.71, 35.38, -55.38)
CIE-LCH	lch(28.71, 65.71, 302.57°)
OKLab	oklab(40.03% 0.0295 -0.1594)
OKLCH	oklch(40.03% 0.162 280.5)
XYZ	xyz(9.0228, 5.7257, 31.6337)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.17

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D339B #919B33

analogous

#335D9B #3D339B #71339B

triadic

#3D339B #9B3D33 #339B3D

tetradic

#3D339B #9B335D #919B33 #339B71

square

#3D339B #9B335D #919B33 #339B71

split-complementary

#3D339B #9B7133 #5D9B33

monochromatic

#19153F #2B246D #3D339B #5448C3 #7F76D2

Accessibility & contrast

On white

9.79

#3D339B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#3D339B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D339B

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D339B	#FFFFFF	#000000	##FFFFFF
##3D339B	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#004E62

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #3d339b;
/* rgb */ color: rgb(61, 51, 155);
/* oklch */ color: oklch(40.0% 0.162 280.5);

Tailwind

colors: {
  custom: {
    50: '#7d6bb9',
    500: '#3d339b',
    950: '#000000',
  },
}

SCSS

$custom: #3d339b;
$custom-light: #7d6bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d339b",
  "rgb": {
    "r": 61,
    "g": 51,
    "b": 155
  },
  "hsl": {
    "h": 245.769,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.40035,
    "c": 0.16215,
    "h": 280.5
  },
  "luminance": 0.05726
}

Semantic roles & 50–950 ramp

primary

#3D339B

secondary

#B3BA6F

accent

#DA4ECD

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #3D339B

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

Preview Lab → · Contrast checker → · Palette generator →