#3D4E71#3D4E71

#3D4E71 is a dark, moderate blue. Relative luminance 0.076; OKLCH L 42.5% C 0.062 H 264.1°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E71
RGB	rgb(61, 78, 113)
HSL	hsl(220, 30%, 34%)
HSV	hsv(220, 46%, 44%)
CMYK	cmyk(46%, 31%, 0%, 55.7%)
CIE-LAB	lab(33.21, 3.58, -22.20)
CIE-LCH	lch(33.21, 22.49, 279.17°)
OKLab	oklab(42.53% -0.0065 -0.0621)
OKLCH	oklch(42.53% 0.062 264.1)
XYZ	xyz(7.6285, 7.6327, 16.6909)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E71 #71603D

analogous

#3D6871 #3D4E71 #463D71

triadic

#3D4E71 #713D4E #4E713D

tetradic

#3D4E71 #713D68 #71603D #3D7146

square

#3D4E71 #713D68 #71603D #3D7146

split-complementary

#3D4E71 #71463D #68713D

monochromatic

#121722 #283349 #3D4E71 #526999 #7489B4

Accessibility & contrast

On white

8.31

#3D4E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3D4E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E71

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E71	#FFFFFF	#000000	##FFFFFF
##3D4E71	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415173

Deuteranopia (green-blind)

#3C4C70

Tritanopia (blue-blind)

#2A555A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3d4e71;
/* rgb */ color: rgb(61, 78, 113);
/* oklch */ color: oklch(42.5% 0.062 264.1);

Tailwind

colors: {
  custom: {
    50: '#757f9a',
    500: '#3d4e71',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e71;
$custom-light: #757f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e71",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 113
  },
  "hsl": {
    "h": 220.385,
    "s": 29.885,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42531,
    "c": 0.06243,
    "h": 264.1
  },
  "luminance": 0.07633
}

Semantic roles & 50–950 ramp

primary

#3D4E71

secondary

#9E8E6B

accent

#A562C6

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#080A0E

muted

#7B7C7E

Preview Lab

Preview with #3D4E71

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

Preview Lab → · Contrast checker → · Palette generator →