#3D366B#3D366B

#3D366B is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.8% C 0.089 H 287.2°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#3D366B
RGB	rgb(61, 54, 107)
HSL	hsl(248, 33%, 32%)
HSV	hsv(248, 50%, 42%)
CMYK	cmyk(43%, 49.5%, 0%, 58%)
CIE-LAB	lab(25.84, 17.60, -30.00)
CIE-LCH	lch(25.84, 34.78, 300.40°)
OKLab	oklab(36.77% 0.0263 -0.0849)
OKLCH	oklch(36.77% 0.089 287.2)
XYZ	xyz(5.8967, 4.6918, 14.5020)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D366B #646B36

analogous

#364A6B #3D366B #58366B

triadic

#3D366B #6B3D36 #366B3D

tetradic

#3D366B #6B364A #646B36 #366B58

square

#3D366B #6B364A #646B36 #366B58

split-complementary

#3D366B #6B5836 #4A6B36

monochromatic

#0F0D1A #262142 #3D366B #544B94 #7268B3

Accessibility & contrast

On white

10.83

#3D366B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3D366B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D366B

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D366B	#FFFFFF	#000000	##FFFFFF
##3D366B	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223F6D

Deuteranopia (green-blind)

#213C6A

Tritanopia (blue-blind)

#30414B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3d366b;
/* rgb */ color: rgb(61, 54, 107);
/* oklch */ color: oklch(36.8% 0.089 287.2);

Tailwind

colors: {
  custom: {
    50: '#756d96',
    500: '#3d366b',
    950: '#000000',
  },
}

SCSS

$custom: #3d366b;
$custom-light: #756d96;
$custom-dark: #000000;

JSON

{
  "hex": "#3d366b",
  "rgb": {
    "r": 61,
    "g": 54,
    "b": 107
  },
  "hsl": {
    "h": 247.925,
    "s": 32.919,
    "l": 31.569
  },
  "oklch": {
    "l": 0.36769,
    "c": 0.08886,
    "h": 287.2
  },
  "luminance": 0.04692
}

Semantic roles & 50–950 ramp

primary

#3D366B

secondary

#949C61

accent

#C95FBB

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08070D

muted

#7B7A7E

Preview Lab

Preview with #3D366B

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

Preview Lab → · Contrast checker → · Palette generator →