#3D409E#3D409E

#3D409E is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.6% C 0.150 H 276.6°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#3D409E
RGB	rgb(61, 64, 158)
HSL	hsl(238, 44%, 43%)
HSV	hsv(238, 61%, 62%)
CMYK	cmyk(61.4%, 59.5%, 0%, 38%)
CIE-LAB	lab(32.09, 28.17, -51.68)
CIE-LCH	lch(32.09, 58.86, 298.59°)
OKLab	oklab(42.59% 0.0172 -0.1485)
OKLCH	oklch(42.59% 0.15 276.6)
XYZ	xyz(9.9274, 7.1268, 33.1936)
Luminance	0.0713 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D409E #9E9B3D

analogous

#3D719E #3D409E #6A3D9E

triadic

#3D409E #9E3D40 #409E3D

tetradic

#3D409E #9E3D71 #9E9B3D #3D9E6A

square

#3D409E #9E3D71 #9E9B3D #3D9E6A

split-complementary

#3D409E #9E6A3D #719E3D

monochromatic

#1B1C46 #2C2E72 #3D409E #595CBF #8588D0

Accessibility & contrast

On white

8.66

#3D409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3D409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D409E

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D409E	#FFFFFF	#000000	##FFFFFF
##3D409E	1.00	8.66	2.43	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A1

Deuteranopia (green-blind)

#00479C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3d409e;
/* rgb */ color: rgb(61, 64, 158);
/* oklch */ color: oklch(42.6% 0.150 276.6);

Tailwind

colors: {
  custom: {
    50: '#7d75bb',
    500: '#3d409e',
    950: '#000000',
  },
}

SCSS

$custom: #3d409e;
$custom-light: #7d75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d409e",
  "rgb": {
    "r": 61,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 238.144,
    "s": 44.292,
    "l": 42.941
  },
  "oklch": {
    "l": 0.42591,
    "c": 0.14952,
    "h": 276.6
  },
  "luminance": 0.07128
}

Semantic roles & 50–950 ramp

primary

#3D409E

secondary

#BAB87D

accent

#D054D4

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3D409E

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

Preview Lab → · Contrast checker → · Palette generator →