#3D366F#3D366F

#3D366F is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.0% C 0.095 H 286.4°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#3D366F
RGB	rgb(61, 54, 111)
HSL	hsl(247, 35%, 32%)
HSV	hsv(247, 51%, 44%)
CMYK	cmyk(45%, 51.4%, 0%, 56.5%)
CIE-LAB	lab(26.09, 18.89, -32.16)
CIE-LCH	lch(26.09, 37.30, 300.42°)
OKLab	oklab(37.04% 0.0269 -0.0912)
OKLCH	oklch(37.04% 0.095 286.4)
XYZ	xyz(6.1121, 4.7779, 15.6360)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D366F #686F36

analogous

#364C6F #3D366F #59366F

triadic

#3D366F #6F3D36 #366F3D

tetradic

#3D366F #6F364C #686F36 #366F59

square

#3D366F #6F364C #686F36 #366F59

split-complementary

#3D366F #6F5936 #4C6F36

monochromatic

#100E1D #262246 #3D366F #544A98 #7369B6

Accessibility & contrast

On white

10.74

#3D366F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3D366F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D366F

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D366F	#FFFFFF	#000000	##FFFFFF
##3D366F	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3F71

Deuteranopia (green-blind)

#1E3C6E

Tritanopia (blue-blind)

#2E424D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3d366f;
/* rgb */ color: rgb(61, 54, 111);
/* oklch */ color: oklch(37.0% 0.095 286.4);

Tailwind

colors: {
  custom: {
    50: '#766d99',
    500: '#3d366f',
    950: '#000000',
  },
}

SCSS

$custom: #3d366f;
$custom-light: #766d99;
$custom-dark: #000000;

JSON

{
  "hex": "#3d366f",
  "rgb": {
    "r": 61,
    "g": 54,
    "b": 111
  },
  "hsl": {
    "h": 247.368,
    "s": 34.545,
    "l": 32.353
  },
  "oklch": {
    "l": 0.37043,
    "c": 0.09507,
    "h": 286.4
  },
  "luminance": 0.04778
}

Semantic roles & 50–950 ramp

primary

#3D366F

secondary

#979F62

accent

#CB5DBD

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#09070E

muted

#7B7A7E

Preview Lab

Preview with #3D366F

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

Preview Lab → · Contrast checker → · Palette generator →