#3D557C#3D557C

#3D557C is a dark, moderate blue. Relative luminance 0.089; OKLCH L 44.8% C 0.071 H 259.8°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#3D557C
RGB	rgb(61, 85, 124)
HSL	hsl(217, 34%, 36%)
HSV	hsv(217, 51%, 49%)
CMYK	cmyk(50.8%, 31.5%, 0%, 51.4%)
CIE-LAB	lab(35.88, 2.68, -24.86)
CIE-LCH	lch(35.88, 25.01, 276.15°)
OKLab	oklab(44.79% -0.0125 -0.0698)
OKLCH	oklch(44.79% 0.071 259.8)
XYZ	xyz(8.8098, 8.9437, 20.3270)
Luminance	0.0894 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D557C #7C643D

analogous

#3D757C #3D557C #453D7C

triadic

#3D557C #7C3D55 #557C3D

tetradic

#3D557C #7C3D75 #7C643D #3D7C45

square

#3D557C #7C3D75 #7C643D #3D7C45

split-complementary

#3D557C #7C453D #757C3D

monochromatic

#151D2A #293953 #3D557C #5171A5 #7791BC

Accessibility & contrast

On white

7.53

#3D557C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#3D557C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D557C

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D557C	#FFFFFF	#000000	##FFFFFF
##3D557C	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46587E

Deuteranopia (green-blind)

#3F527B

Tritanopia (blue-blind)

#215D63

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3d557c;
/* rgb */ color: rgb(61, 85, 124);
/* oklch */ color: oklch(44.8% 0.071 259.8);

Tailwind

colors: {
  custom: {
    50: '#7684a2',
    500: '#3d557c',
    950: '#000000',
  },
}

SCSS

$custom: #3d557c;
$custom-light: #7684a2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d557c",
  "rgb": {
    "r": 61,
    "g": 85,
    "b": 124
  },
  "hsl": {
    "h": 217.143,
    "s": 34.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.44789,
    "c": 0.07089,
    "h": 259.8
  },
  "luminance": 0.08944
}

Semantic roles & 50–950 ramp

primary

#3D557C

secondary

#A6916F

accent

#A15ECA

background

#F7F8FA

surface

#EDEFF3

border

#C8CACD

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #3D557C

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

Preview Lab → · Contrast checker → · Palette generator →