#3D397F#3D397F

#3D397F is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.8% C 0.115 H 282.2°. Best body text is #FFFFFF at 10.05:1 contrast (WCAG AA passes).

Color values

HEX	#3D397F
RGB	rgb(61, 57, 127)
HSL	hsl(243, 38%, 36%)
HSV	hsv(243, 55%, 50%)
CMYK	cmyk(52%, 55.1%, 0%, 50.2%)
CIE-LAB	lab(27.98, 22.16, -39.26)
CIE-LCH	lch(27.98, 45.08, 299.44°)
OKLab	oklab(38.81% 0.0243 -0.112)
OKLCH	oklch(38.81% 0.115 282.2)
XYZ	xyz(7.2172, 5.4503, 20.7463)
Luminance	0.0545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D397F #7B7F39

analogous

#39587F #3D397F #60397F

triadic

#3D397F #7F3D39 #397F3D

tetradic

#3D397F #7F3958 #7B7F39 #397F60

square

#3D397F #7F3958 #7B7F39 #397F60

split-complementary

#3D397F #7F6039 #587F39

monochromatic

#14132B #292655 #3D397F #514CA9 #7772C0

Accessibility & contrast

On white

10.05

#3D397F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#3D397F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D397F

10.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D397F	#FFFFFF	#000000	##FFFFFF
##3D397F	1.00	10.05	2.09	10.05
#FFFFFF	10.05	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#134481

Deuteranopia (green-blind)

#0D407D

Tritanopia (blue-blind)

#244956

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3d397f;
/* rgb */ color: rgb(61, 57, 127);
/* oklch */ color: oklch(38.8% 0.115 282.2);

Tailwind

colors: {
  custom: {
    50: '#786fa5',
    500: '#3d397f',
    950: '#000000',
  },
}

SCSS

$custom: #3d397f;
$custom-light: #786fa5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d397f",
  "rgb": {
    "r": 61,
    "g": 57,
    "b": 127
  },
  "hsl": {
    "h": 243.429,
    "s": 38.043,
    "l": 36.078
  },
  "oklch": {
    "l": 0.38805,
    "c": 0.11463,
    "h": 282.2
  },
  "luminance": 0.05451
}

Semantic roles & 50–950 ramp

primary

#3D397F

secondary

#A6A96B

accent

#CE5AC7

background

#F7F6FA

surface

#EEECF4

border

#C9C7CE

text

#09070F

muted

#7B7A7F

Preview Lab

Preview with #3D397F

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

Preview Lab → · Contrast checker → · Palette generator →