#3D439E#3D439E

#3D439E is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.146 H 275.6°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#3D439E
RGB	rgb(61, 67, 158)
HSL	hsl(236, 44%, 43%)
HSV	hsv(236, 61%, 62%)
CMYK	cmyk(61.4%, 57.6%, 0%, 38%)
CIE-LAB	lab(32.86, 26.22, -50.44)
CIE-LCH	lch(32.86, 56.85, 297.47°)
OKLab	oklab(43.16% 0.0143 -0.1448)
OKLCH	oklch(43.16% 0.146 275.6)
XYZ	xyz(10.1012, 7.4742, 33.2515)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D439E #9E983D

analogous

#3D739E #3D439E #683D9E

triadic

#3D439E #9E3D43 #439E3D

tetradic

#3D439E #9E3D73 #9E983D #3D9E68

square

#3D439E #9E3D73 #9E983D #3D9E68

split-complementary

#3D439E #9E683D #739E3D

monochromatic

#1B1E46 #2C3072 #3D439E #5960BF #858AD0

Accessibility & contrast

On white

8.42

#3D439E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3D439E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D439E

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D439E	#FFFFFF	#000000	##FFFFFF
##3D439E	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A1

Deuteranopia (green-blind)

#00499C

Tritanopia (blue-blind)

#00596A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3d439e;
/* rgb */ color: rgb(61, 67, 158);
/* oklch */ color: oklch(43.2% 0.146 275.6);

Tailwind

colors: {
  custom: {
    50: '#7c77bb',
    500: '#3d439e',
    950: '#000000',
  },
}

SCSS

$custom: #3d439e;
$custom-light: #7c77bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d439e",
  "rgb": {
    "r": 61,
    "g": 67,
    "b": 158
  },
  "hsl": {
    "h": 236.289,
    "s": 44.292,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43162,
    "c": 0.14553,
    "h": 275.6
  },
  "luminance": 0.07475
}

Semantic roles & 50–950 ramp

primary

#3D439E

secondary

#BAB67D

accent

#CC54D4

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3D439E

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

Preview Lab → · Contrast checker → · Palette generator →