#3A4BB3#3A4BB3

#3A4BB3 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.165 H 271.3°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#3A4BB3
RGB	rgb(58, 75, 179)
HSL	hsl(232, 51%, 46%)
HSV	hsv(232, 68%, 70%)
CMYK	cmyk(67.6%, 58.1%, 0%, 29.8%)
CIE-LAB	lab(36.34, 27.96, -57.35)
CIE-LCH	lch(36.34, 63.81, 295.99°)
OKLab	oklab(46.2% 0.0039 -0.1652)
OKLCH	oklch(46.2% 0.165 271.3)
XYZ	xyz(12.3949, 9.1852, 43.7588)
Luminance	0.0919 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4BB3 #B3A23A

analogous

#3A88B3 #3A4BB3 #663AB3

triadic

#3A4BB3 #B33A4B #4BB33A

tetradic

#3A4BB3 #B33A88 #B3A23A #3AB366

square

#3A4BB3 #B33A88 #B3A23A #3AB366

split-complementary

#3A4BB3 #B3663A #88B33A

monochromatic

#1C2457 #2B3885 #3A4BB3 #5F6ECB #8D98DA

Accessibility & contrast

On white

7.40

#3A4BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3A4BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4BB3

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4BB3	#FFFFFF	#000000	##FFFFFF
##3A4BB3	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB7

Deuteranopia (green-blind)

#0050B1

Tritanopia (blue-blind)

#006477

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a4bb3;
/* rgb */ color: rgb(58, 75, 179);
/* oklch */ color: oklch(46.2% 0.165 271.3);

Tailwind

colors: {
  custom: {
    50: '#7f7dcb',
    500: '#3a4bb3',
    950: '#000000',
  },
}

SCSS

$custom: #3a4bb3;
$custom-light: #7f7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4bb3",
  "rgb": {
    "r": 58,
    "g": 75,
    "b": 179
  },
  "hsl": {
    "h": 231.57,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.46204,
    "c": 0.16521,
    "h": 271.3
  },
  "luminance": 0.09186
}

Semantic roles & 50–950 ramp

primary

#3A4BB3

secondary

#C5BC84

accent

#C74DDB

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3A4BB3

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

Preview Lab → · Contrast checker → · Palette generator →