#3A4DAB#3A4DAB

#3A4DAB is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.0% C 0.152 H 270.7°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#3A4DAB
RGB	rgb(58, 77, 171)
HSL	hsl(230, 49%, 45%)
HSV	hsv(230, 66%, 67%)
CMYK	cmyk(66.1%, 55%, 0%, 32.9%)
CIE-LAB	lab(36.26, 23.78, -52.73)
CIE-LCH	lch(36.26, 57.84, 294.27°)
OKLab	oklab(45.96% 0.0018 -0.1515)
OKLCH	oklch(45.96% 0.152 270.7)
XYZ	xyz(11.7470, 9.1465, 39.6666)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A4DAB #AB983A

analogous

#3A85AB #3A4DAB #603AAB

triadic

#3A4DAB #AB3A4D #4DAB3A

tetradic

#3A4DAB #AB3A85 #AB983A #3AAB60

square

#3A4DAB #AB3A85 #AB983A #3AAB60

split-complementary

#3A4DAB #AB603A #85AB3A

monochromatic

#1B2450 #2A387D #3A4DAB #5B6DC7 #8996D7

Accessibility & contrast

On white

7.42

#3A4DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#3A4DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A4DAB

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A4DAB	#FFFFFF	#000000	##FFFFFF
##3A4DAB	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#045BAE

Deuteranopia (green-blind)

#0050A9

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a4dab;
/* rgb */ color: rgb(58, 77, 171);
/* oklch */ color: oklch(46.0% 0.152 270.7);

Tailwind

colors: {
  custom: {
    50: '#7d7ec5',
    500: '#3a4dab',
    950: '#000000',
  },
}

SCSS

$custom: #3a4dab;
$custom-light: #7d7ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a4dab",
  "rgb": {
    "r": 58,
    "g": 77,
    "b": 171
  },
  "hsl": {
    "h": 229.912,
    "s": 49.345,
    "l": 44.902
  },
  "oklch": {
    "l": 0.4596,
    "c": 0.15154,
    "h": 270.7
  },
  "luminance": 0.09148
}

Semantic roles & 50–950 ramp

primary

#3A4DAB

secondary

#C1B680

accent

#C24FD9

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3A4DAB

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

Preview Lab → · Contrast checker → · Palette generator →