#3A4FA9#3A4FA9

#3A4FA9 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.2% C 0.146 H 269.9°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#3A4FA9
RGB	rgb(58, 79, 169)
HSL	hsl(229, 49%, 45%)
HSV	hsv(229, 66%, 66%)
CMYK	cmyk(65.7%, 53.3%, 0%, 33.7%)
CIE-LAB	lab(36.66, 21.75, -50.90)
CIE-LCH	lch(36.66, 55.35, 293.13°)
OKLab	oklab(46.21% -0.0002 -0.1461)
OKLCH	oklch(46.21% 0.146 269.9)
XYZ	xyz(11.6999, 9.3550, 38.7175)
Luminance	0.0936 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4FA9 #A9943A

analogous

#3A87A9 #3A4FA9 #5D3AA9

triadic

#3A4FA9 #A93A4F #4FA93A

tetradic

#3A4FA9 #A93A87 #A9943A #3AA95D

square

#3A4FA9 #A93A87 #A9943A #3AA95D

split-complementary

#3A4FA9 #A95D3A #87A93A

monochromatic

#1B244E #2A3A7B #3A4FA9 #5A6EC6 #8796D6

Accessibility & contrast

On white

7.31

#3A4FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#3A4FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4FA9

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4FA9	#FFFFFF	#000000	##FFFFFF
##3A4FA9	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#155BAC

Deuteranopia (green-blind)

#0051A7

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3a4fa9;
/* rgb */ color: rgb(58, 79, 169);
/* oklch */ color: oklch(46.2% 0.146 269.9);

Tailwind

colors: {
  custom: {
    50: '#7c80c3',
    500: '#3a4fa9',
    950: '#000000',
  },
}

SCSS

$custom: #3a4fa9;
$custom-light: #7c80c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4fa9",
  "rgb": {
    "r": 58,
    "g": 79,
    "b": 169
  },
  "hsl": {
    "h": 228.649,
    "s": 48.899,
    "l": 44.51
  },
  "oklch": {
    "l": 0.46212,
    "c": 0.14613,
    "h": 269.9
  },
  "luminance": 0.09356
}

Semantic roles & 50–950 ramp

primary

#3A4FA9

secondary

#C0B47F

accent

#BF4FD8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3A4FA9

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

Preview Lab → · Contrast checker → · Palette generator →