#3D4E79#3D4E79

#3D4E79 is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.0% C 0.075 H 266.9°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#3D4E79
RGB	rgb(61, 78, 121)
HSL	hsl(223, 33%, 36%)
HSV	hsv(223, 50%, 47%)
CMYK	cmyk(49.6%, 35.5%, 0%, 52.5%)
CIE-LAB	lab(33.61, 6.20, -26.56)
CIE-LCH	lch(33.61, 27.28, 283.14°)
OKLab	oklab(42.97% -0.0041 -0.0747)
OKLCH	oklch(42.97% 0.075 266.9)
XYZ	xyz(8.0989, 7.8209, 19.1683)
Luminance	0.0782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D4E79 #79683D

analogous

#3D6C79 #3D4E79 #4A3D79

triadic

#3D4E79 #793D4E #4E793D

tetradic

#3D4E79 #793D6C #79683D #3D794A

square

#3D4E79 #793D6C #79683D #3D794A

split-complementary

#3D4E79 #794A3D #6C793D

monochromatic

#141A28 #283450 #3D4E79 #5268A2 #768ABA

Accessibility & contrast

On white

8.19

#3D4E79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3D4E79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D4E79

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D4E79	#FFFFFF	#000000	##FFFFFF
##3D4E79	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E527B

Deuteranopia (green-blind)

#384D78

Tritanopia (blue-blind)

#25575E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3d4e79;
/* rgb */ color: rgb(61, 78, 121);
/* oklch */ color: oklch(43.0% 0.075 266.9);

Tailwind

colors: {
  custom: {
    50: '#767fa0',
    500: '#3d4e79',
    950: '#000000',
  },
}

SCSS

$custom: #3d4e79;
$custom-light: #767fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d4e79",
  "rgb": {
    "r": 61,
    "g": 78,
    "b": 121
  },
  "hsl": {
    "h": 223,
    "s": 32.967,
    "l": 35.686
  },
  "oklch": {
    "l": 0.42974,
    "c": 0.07483,
    "h": 266.9
  },
  "luminance": 0.07821
}

Semantic roles & 50–950 ramp

primary

#3D4E79

secondary

#A4956E

accent

#AB5FC9

background

#F7F7F9

surface

#EDEEF2

border

#C8C9CC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #3D4E79

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

Preview Lab → · Contrast checker → · Palette generator →