#3A409D#3A409D

#3A409D is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.3% C 0.149 H 275.2°. Best body text is #FFFFFF at 8.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A409D
RGB	rgb(58, 64, 157)
HSL	hsl(236, 46%, 42%)
HSV	hsv(236, 63%, 62%)
CMYK	cmyk(63.1%, 59.2%, 0%, 38.4%)
CIE-LAB	lab(31.81, 27.29, -51.56)
CIE-LCH	lch(31.81, 58.33, 297.89°)
OKLab	oklab(42.3% 0.0136 -0.1482)
OKLCH	oklch(42.3% 0.149 275.2)
XYZ	xyz(9.6621, 6.9999, 32.7337)
Luminance	0.0700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A409D #9D973A

analogous

#3A719D #3A409D #663A9D

triadic

#3A409D #9D3A40 #409D3A

tetradic

#3A409D #9D3A71 #9D973A #3A9D66

square

#3A409D #9D3A71 #9D973A #3A9D66

split-complementary

#3A409D #9D663A #719D3A

monochromatic

#191C44 #292E70 #3A409D #545BC0 #8186D0

Accessibility & contrast

On white

8.75

#3A409D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3A409D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A409D

8.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A409D	#FFFFFF	#000000	##FFFFFF
##3A409D	1.00	8.75	2.40	8.75
#FFFFFF	8.75	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA0

Deuteranopia (green-blind)

#00479B

Tritanopia (blue-blind)

#005668

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a409d;
/* rgb */ color: rgb(58, 64, 157);
/* oklch */ color: oklch(42.3% 0.149 275.2);

Tailwind

colors: {
  custom: {
    50: '#7b74bb',
    500: '#3a409d',
    950: '#000000',
  },
}

SCSS

$custom: #3a409d;
$custom-light: #7b74bb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a409d",
  "rgb": {
    "r": 58,
    "g": 64,
    "b": 157
  },
  "hsl": {
    "h": 236.364,
    "s": 46.047,
    "l": 42.157
  },
  "oklch": {
    "l": 0.42299,
    "c": 0.14885,
    "h": 275.2
  },
  "luminance": 0.07001
}

Semantic roles & 50–950 ramp

primary

#3A409D

secondary

#BAB679

accent

#CE52D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3A409D

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

Preview Lab → · Contrast checker → · Palette generator →