#3A4FB2#3A4FB2

#3A4FB2 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.9% C 0.159 H 270.1°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#3A4FB2
RGB	rgb(58, 79, 178)
HSL	hsl(230, 51%, 46%)
HSV	hsv(230, 67%, 70%)
CMYK	cmyk(67.4%, 55.6%, 0%, 30.2%)
CIE-LAB	lab(37.31, 25.00, -55.19)
CIE-LCH	lch(37.31, 60.59, 294.37°)
OKLab	oklab(46.91% 0.0004 -0.1587)
OKLCH	oklch(46.91% 0.159 270.1)
XYZ	xyz(12.5741, 9.7047, 43.3214)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4FB2 #B29D3A

analogous

#3A8BB2 #3A4FB2 #613AB2

triadic

#3A4FB2 #B23A4F #4FB23A

tetradic

#3A4FB2 #B23A8B #B29D3A #3AB261

square

#3A4FB2 #B23A8B #B29D3A #3AB261

split-complementary

#3A4FB2 #B2613A #8BB23A

monochromatic

#1C2656 #2B3B84 #3A4FB2 #5F71CB #8D9ADA

Accessibility & contrast

On white

7.14

#3A4FB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#3A4FB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4FB2

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4FB2	#FFFFFF	#000000	##FFFFFF
##3A4FB2	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB5

Deuteranopia (green-blind)

#0053B0

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3a4fb2;
/* rgb */ color: rgb(58, 79, 178);
/* oklch */ color: oklch(46.9% 0.159 270.1);

Tailwind

colors: {
  custom: {
    50: '#7e80ca',
    500: '#3a4fb2',
    950: '#000000',
  },
}

SCSS

$custom: #3a4fb2;
$custom-light: #7e80ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4fb2",
  "rgb": {
    "r": 58,
    "g": 79,
    "b": 178
  },
  "hsl": {
    "h": 229.5,
    "s": 50.847,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46905,
    "c": 0.15875,
    "h": 270.1
  },
  "luminance": 0.09706
}

Semantic roles & 50–950 ramp

primary

#3A4FB2

secondary

#C4B983

accent

#C24DDA

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3A4FB2

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

Preview Lab → · Contrast checker → · Palette generator →