#3A499C#3A499C

#3A499C is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.0% C 0.135 H 272.0°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#3A499C
RGB	rgb(58, 73, 156)
HSL	hsl(231, 46%, 42%)
HSV	hsv(231, 63%, 61%)
CMYK	cmyk(62.8%, 53.2%, 0%, 38.8%)
CIE-LAB	lab(34.12, 21.01, -47.21)
CIE-LCH	lch(34.12, 51.68, 293.99°)
OKLab	oklab(44% 0.0047 -0.1353)
OKLCH	oklch(44% 0.135 272)
XYZ	xyz(10.1262, 8.0641, 32.4689)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A499C #9C8D3A

analogous

#3A7A9C #3A499C #5C3A9C

triadic

#3A499C #9C3A49 #499C3A

tetradic

#3A499C #9C3A7A #9C8D3A #3A9C5C

square

#3A499C #9C3A7A #9C8D3A #3A9C5C

split-complementary

#3A499C #9C5C3A #7A9C3A

monochromatic

#191F43 #29346F #3A499C #5464BF #808DD0

Accessibility & contrast

On white

8.04

#3A499C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3A499C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A499C

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A499C	#FFFFFF	#000000	##FFFFFF
##3A499C	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17559F

Deuteranopia (green-blind)

#004C9A

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a499c;
/* rgb */ color: rgb(58, 73, 156);
/* oklch */ color: oklch(44.0% 0.135 272.0);

Tailwind

colors: {
  custom: {
    50: '#7a7bba',
    500: '#3a499c',
    950: '#000000',
  },
}

SCSS

$custom: #3a499c;
$custom-light: #7a7bba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a499c",
  "rgb": {
    "r": 58,
    "g": 73,
    "b": 156
  },
  "hsl": {
    "h": 230.816,
    "s": 45.794,
    "l": 41.961
  },
  "oklch": {
    "l": 0.44003,
    "c": 0.13543,
    "h": 272
  },
  "luminance": 0.08065
}

Semantic roles & 50–950 ramp

primary

#3A499C

secondary

#BAB078

accent

#C152D5

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3A499C

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

Preview Lab → · Contrast checker → · Palette generator →