#3A4CB3#3A4CB3

#3A4CB3 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.4% C 0.164 H 271.1°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#3A4CB3
RGB	rgb(58, 76, 179)
HSL	hsl(231, 51%, 46%)
HSV	hsv(231, 68%, 70%)
CMYK	cmyk(67.6%, 57.5%, 0%, 29.8%)
CIE-LAB	lab(36.60, 27.31, -56.93)
CIE-LCH	lch(36.60, 63.15, 295.63°)
OKLab	oklab(46.4% 0.003 -0.1639)
OKLCH	oklch(46.4% 0.164 271.1)
XYZ	xyz(12.4633, 9.3219, 43.7816)
Luminance	0.0932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4CB3 #B3A13A

analogous

#3A89B3 #3A4CB3 #653AB3

triadic

#3A4CB3 #B33A4C #4CB33A

tetradic

#3A4CB3 #B33A89 #B3A13A #3AB365

square

#3A4CB3 #B33A89 #B3A13A #3AB365

split-complementary

#3A4CB3 #B3653A #89B33A

monochromatic

#1C2557 #2B3885 #3A4CB3 #5F6FCB #8D99DA

Accessibility & contrast

On white

7.33

#3A4CB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#3A4CB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4CB3

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4CB3	#FFFFFF	#000000	##FFFFFF
##3A4CB3	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006578

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3a4cb3;
/* rgb */ color: rgb(58, 76, 179);
/* oklch */ color: oklch(46.4% 0.164 271.1);

Tailwind

colors: {
  custom: {
    50: '#7f7dca',
    500: '#3a4cb3',
    950: '#000000',
  },
}

SCSS

$custom: #3a4cb3;
$custom-light: #7f7dca;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4cb3",
  "rgb": {
    "r": 58,
    "g": 76,
    "b": 179
  },
  "hsl": {
    "h": 231.074,
    "s": 51.055,
    "l": 46.471
  },
  "oklch": {
    "l": 0.46397,
    "c": 0.16394,
    "h": 271.1
  },
  "luminance": 0.09323
}

Semantic roles & 50–950 ramp

primary

#3A4CB3

secondary

#C5BB84

accent

#C64DDB

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #3A4CB3

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

Preview Lab → · Contrast checker → · Palette generator →