#3D4E73#3D4E73

#3D4E73 is a dark, moderate blue. Relative luminance 0.077; OKLCH L 42.6% C 0.066 H 264.9°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E73
RGB	rgb(61, 78, 115)
HSL	hsl(221, 31%, 35%)
HSV	hsv(221, 47%, 45%)
CMYK	cmyk(47%, 32.2%, 0%, 54.9%)
CIE-LAB	lab(33.30, 4.23, -23.30)
CIE-LCH	lch(33.30, 23.68, 280.29°)
OKLab	oklab(42.64% -0.0058 -0.0653)
OKLCH	oklch(42.64% 0.066 264.9)
XYZ	xyz(7.7424, 7.6782, 17.2904)
Luminance	0.0768 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E73 #73623D

analogous

#3D6973 #3D4E73 #473D73

triadic

#3D4E73 #733D4E #4E733D

tetradic

#3D4E73 #733D69 #73623D #3D7347

square

#3D4E73 #733D69 #73623D #3D7347

split-complementary

#3D4E73 #73473D #69733D

monochromatic

#131823 #28334B #3D4E73 #52699B #7589B6

Accessibility & contrast

On white

8.28

#3D4E73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3D4E73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E73

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E73	#FFFFFF	#000000	##FFFFFF
##3D4E73	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#415175

Deuteranopia (green-blind)

#3B4C72

Tritanopia (blue-blind)

#29565B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3d4e73;
/* rgb */ color: rgb(61, 78, 115);
/* oklch */ color: oklch(42.6% 0.066 264.9);

Tailwind

colors: {
  custom: {
    50: '#757f9b',
    500: '#3d4e73',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e73;
$custom-light: #757f9b;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e73",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 115
  },
  "hsl": {
    "h": 221.111,
    "s": 30.682,
    "l": 34.51
  },
  "oklch": {
    "l": 0.42639,
    "c": 0.06552,
    "h": 264.9
  },
  "luminance": 0.07679
}

Semantic roles & 50–950 ramp

primary

#3D4E73

secondary

#A0906C

accent

#A761C7

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#080A0E

muted

#7B7C7E

Preview Lab

Preview with #3D4E73

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

Preview Lab → · Contrast checker → · Palette generator →