#3A4DA9#3A4DA9

#3A4DA9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 45.8% C 0.149 H 270.7°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#3A4DA9
RGB	rgb(58, 77, 169)
HSL	hsl(230, 49%, 45%)
HSV	hsv(230, 66%, 66%)
CMYK	cmyk(65.7%, 54.4%, 0%, 33.7%)
CIE-LAB	lab(36.12, 23.06, -51.77)
CIE-LCH	lch(36.12, 56.67, 294.01°)
OKLab	oklab(45.81% 0.0017 -0.1487)
OKLCH	oklch(45.81% 0.149 270.7)
XYZ	xyz(11.5578, 9.0708, 38.6702)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4DA9 #A9963A

analogous

#3A85A9 #3A4DA9 #5F3AA9

triadic

#3A4DA9 #A93A4D #4DA93A

tetradic

#3A4DA9 #A93A85 #A9963A #3AA95F

square

#3A4DA9 #A93A85 #A9963A #3AA95F

split-complementary

#3A4DA9 #A95F3A #85A93A

monochromatic

#1B234E #2A387B #3A4DA9 #5A6CC6 #8795D6

Accessibility & contrast

On white

7.46

#3A4DA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3A4DA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4DA9

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4DA9	#FFFFFF	#000000	##FFFFFF
##3A4DA9	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B5AAC

Deuteranopia (green-blind)

#0050A7

Tritanopia (blue-blind)

#006373

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a4da9;
/* rgb */ color: rgb(58, 77, 169);
/* oklch */ color: oklch(45.8% 0.149 270.7);

Tailwind

colors: {
  custom: {
    50: '#7c7ec3',
    500: '#3a4da9',
    950: '#000000',
  },
}

SCSS

$custom: #3a4da9;
$custom-light: #7c7ec3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4da9",
  "rgb": {
    "r": 58,
    "g": 77,
    "b": 169
  },
  "hsl": {
    "h": 229.73,
    "s": 48.899,
    "l": 44.51
  },
  "oklch": {
    "l": 0.45806,
    "c": 0.14873,
    "h": 270.7
  },
  "luminance": 0.09072
}

Semantic roles & 50–950 ramp

primary

#3A4DA9

secondary

#C0B57F

accent

#C14FD8

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3A4DA9

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

Preview Lab → · Contrast checker → · Palette generator →