#3D4E66#3D4E66

#3D4E66 is a dark, muted blue. Relative luminance 0.074; OKLCH L 42.0% C 0.046 H 257.0°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E66
RGB	rgb(61, 78, 102)
HSL	hsl(215, 25%, 32%)
HSV	hsv(215, 40%, 40%)
CMYK	cmyk(40.2%, 23.5%, 0%, 60%)
CIE-LAB	lab(32.70, 0.13, -16.07)
CIE-LCH	lch(32.70, 16.07, 270.46°)
OKLab	oklab(41.97% -0.0102 -0.0445)
OKLCH	oklch(41.97% 0.046 257)
XYZ	xyz(7.0464, 7.3998, 13.6248)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E66 #66553D

analogous

#3D6366 #3D4E66 #413D66

triadic

#3D4E66 #663D4E #4E663D

tetradic

#3D4E66 #663D63 #66553D #3D6641

square

#3D4E66 #663D63 #66553D #3D6641

split-complementary

#3D4E66 #66413D #63663D

monochromatic

#0F1319 #263140 #3D4E66 #546B8C #728AAB

Accessibility & contrast

On white

8.47

#3D4E66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3D4E66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E66

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E66	#FFFFFF	#000000	##FFFFFF
##3D4E66	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454F67

Deuteranopia (green-blind)

#414B65

Tritanopia (blue-blind)

#2F5356

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3d4e66;
/* rgb */ color: rgb(61, 78, 102);
/* oklch */ color: oklch(42.0% 0.046 257.0);

Tailwind

colors: {
  custom: {
    50: '#747f91',
    500: '#3d4e66',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e66;
$custom-light: #747f91;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e66",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 102
  },
  "hsl": {
    "h": 215.122,
    "s": 25.153,
    "l": 31.961
  },
  "oklch": {
    "l": 0.41969,
    "c": 0.04568,
    "h": 257
  },
  "luminance": 0.074
}

Semantic roles & 50–950 ramp

primary

#3D4E66

secondary

#968369

accent

#9C66C2

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#080A0C

muted

#7B7C7D

Preview Lab

Preview with #3D4E66

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

Preview Lab → · Contrast checker → · Palette generator →