#3A4091#3A4091

#3A4091 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.3% C 0.132 H 275.8°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#3A4091
RGB	rgb(58, 64, 145)
HSL	hsl(236, 43%, 40%)
HSV	hsv(236, 60%, 57%)
CMYK	cmyk(60%, 55.9%, 0%, 43.1%)
CIE-LAB	lab(30.90, 23.06, -45.71)
CIE-LCH	lch(30.90, 51.20, 296.77°)
OKLab	oklab(41.34% 0.0134 -0.131)
OKLCH	oklch(41.34% 0.132 275.8)
XYZ	xyz(8.6875, 6.6100, 27.6006)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4091 #918B3A

analogous

#3A6C91 #3A4091 #603A91

triadic

#3A4091 #913A40 #40913A

tetradic

#3A4091 #913A6C #918B3A #3A9160

square

#3A4091 #913A6C #918B3A #3A9160

split-complementary

#3A4091 #91603A #6C913A

monochromatic

#17193A #292D65 #3A4091 #4F57B9 #7B81CA

Accessibility & contrast

On white

9.04

#3A4091 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3A4091 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4091

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4091	#FFFFFF	#000000	##FFFFFF
##3A4091	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#084D94

Deuteranopia (green-blind)

#00458F

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3a4091;
/* rgb */ color: rgb(58, 64, 145);
/* oklch */ color: oklch(41.3% 0.132 275.8);

Tailwind

colors: {
  custom: {
    50: '#7974b2',
    500: '#3a4091',
    950: '#000000',
  },
}

SCSS

$custom: #3a4091;
$custom-light: #7974b2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4091",
  "rgb": {
    "r": 58,
    "g": 64,
    "b": 145
  },
  "hsl": {
    "h": 235.862,
    "s": 42.857,
    "l": 39.804
  },
  "oklch": {
    "l": 0.41339,
    "c": 0.13171,
    "h": 275.8
  },
  "luminance": 0.06611
}

Semantic roles & 50–950 ramp

primary

#3A4091

secondary

#B4AF73

accent

#CA55D3

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #3A4091

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

Preview Lab → · Contrast checker → · Palette generator →