#3D439F#3D439F

#3D439F is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.2% C 0.147 H 275.6°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#3D439F
RGB	rgb(61, 67, 159)
HSL	hsl(236, 45%, 43%)
HSV	hsv(236, 62%, 62%)
CMYK	cmyk(61.6%, 57.9%, 0%, 37.6%)
CIE-LAB	lab(32.94, 26.57, -50.92)
CIE-LCH	lch(32.94, 57.43, 297.56°)
OKLab	oklab(43.24% 0.0143 -0.1462)
OKLCH	oklch(43.24% 0.147 275.6)
XYZ	xyz(10.1876, 7.5088, 33.7067)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D439F #9F993D

analogous

#3D749F #3D439F #683D9F

triadic

#3D439F #9F3D43 #439F3D

tetradic

#3D439F #9F3D74 #9F993D #3D9F68

square

#3D439F #9F3D74 #9F993D #3D9F68

split-complementary

#3D439F #9F683D #749F3D

monochromatic

#1B1E47 #2C3073 #3D439F #5A60C0 #868AD1

Accessibility & contrast

On white

8.39

#3D439F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#3D439F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D439F

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D439F	#FFFFFF	#000000	##FFFFFF
##3D439F	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A2

Deuteranopia (green-blind)

#00499D

Tritanopia (blue-blind)

#00596A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3d439f;
/* rgb */ color: rgb(61, 67, 159);
/* oklch */ color: oklch(43.2% 0.147 275.6);

Tailwind

colors: {
  custom: {
    50: '#7d77bc',
    500: '#3d439f',
    950: '#000000',
  },
}

SCSS

$custom: #3d439f;
$custom-light: #7d77bc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d439f",
  "rgb": {
    "r": 61,
    "g": 67,
    "b": 159
  },
  "hsl": {
    "h": 236.327,
    "s": 44.545,
    "l": 43.137
  },
  "oklch": {
    "l": 0.43242,
    "c": 0.14694,
    "h": 275.6
  },
  "luminance": 0.0751
}

Semantic roles & 50–950 ramp

primary

#3D439F

secondary

#BBB77D

accent

#CC54D4

background

#F8F7FB

surface

#EFEDF6

border

#CAC8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3D439F

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

Preview Lab → · Contrast checker → · Palette generator →