#3A3D64#3A3D64

#3A3D64 is a dark, moderate blue. Relative luminance 0.052; OKLCH L 37.6% C 0.067 H 279.3°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#3A3D64
RGB	rgb(58, 61, 100)
HSL	hsl(236, 27%, 31%)
HSV	hsv(236, 42%, 39%)
CMYK	cmyk(42%, 39%, 0%, 60.8%)
CIE-LAB	lab(27.18, 9.75, -23.40)
CIE-LCH	lch(27.18, 25.35, 292.63°)
OKLab	oklab(37.59% 0.0108 -0.0657)
OKLCH	oklch(37.59% 0.067 279.3)
XYZ	xyz(5.7132, 5.1569, 12.7485)
Luminance	0.0516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A3D64 #64613A

analogous

#3A5264 #3A3D64 #4C3A64

triadic

#3A3D64 #643A3D #3D643A

tetradic

#3A3D64 #643A52 #64613A #3A644C

square

#3A3D64 #643A52 #64613A #3A644C

split-complementary

#3A3D64 #644C3A #52643A

monochromatic

#0D0E17 #24253D #3A3D64 #50558B #6E72AB

Accessibility & contrast

On white

10.34

#3A3D64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#3A3D64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A3D64

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A3D64	#FFFFFF	#000000	##FFFFFF
##3A3D64	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304266

Deuteranopia (green-blind)

#2D3F63

Tritanopia (blue-blind)

#2D454B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3a3d64;
/* rgb */ color: rgb(58, 61, 100);
/* oklch */ color: oklch(37.6% 0.067 279.3);

Tailwind

colors: {
  custom: {
    50: '#727290',
    500: '#3a3d64',
    950: '#000000',
  },
}

SCSS

$custom: #3a3d64;
$custom-light: #727290;
$custom-dark: #000000;

JSON

{
  "hex": "#3a3d64",
  "rgb": {
    "r": 58,
    "g": 61,
    "b": 100
  },
  "hsl": {
    "h": 235.714,
    "s": 26.582,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37589,
    "c": 0.06654,
    "h": 279.3
  },
  "luminance": 0.05157
}

Semantic roles & 50–950 ramp

primary

#3A3D64

secondary

#949166

accent

#BC65C3

background

#F7F6F8

surface

#EDECF0

border

#C8C7CB

text

#08080C

muted

#7B7B7D

Preview Lab

Preview with #3A3D64

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

Preview Lab → · Contrast checker → · Palette generator →