#3A45BD#3A45BD

#3A45BD is a mid, vivid blue. Relative luminance 0.088; OKLCH L 45.9% C 0.186 H 272.6°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#3A45BD
RGB	rgb(58, 69, 189)
HSL	hsl(235, 53%, 48%)
HSV	hsv(235, 69%, 74%)
CMYK	cmyk(69.3%, 63.5%, 0%, 25.9%)
CIE-LAB	lab(35.65, 35.34, -64.37)
CIE-LCH	lch(35.65, 73.43, 298.77°)
OKLab	oklab(45.95% 0.0084 -0.1858)
OKLCH	oklch(45.95% 0.186 272.6)
XYZ	xyz(13.0553, 8.8287, 49.1503)
Luminance	0.0883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A45BD #BDB23A

analogous

#3A86BD #3A45BD #703ABD

triadic

#3A45BD #BD3A45 #45BD3A

tetradic

#3A45BD #BD3A86 #BDB23A #3ABD70

square

#3A45BD #BD3A86 #BDB23A #3ABD70

split-complementary

#3A45BD #BD703A #86BD3A

monochromatic

#1D235F #2C348E #3A45BD #656ED0 #939ADE

Accessibility & contrast

On white

7.59

#3A45BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#3A45BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A45BD

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A45BD	#FFFFFF	#000000	##FFFFFF
##3A45BD	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC1

Deuteranopia (green-blind)

#004EBB

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a45bd;
/* rgb */ color: rgb(58, 69, 189);
/* oklch */ color: oklch(45.9% 0.186 272.6);

Tailwind

colors: {
  custom: {
    50: '#8179d2',
    500: '#3a45bd',
    950: '#000000',
  },
}

SCSS

$custom: #3a45bd;
$custom-light: #8179d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a45bd",
  "rgb": {
    "r": 58,
    "g": 69,
    "b": 189
  },
  "hsl": {
    "h": 234.962,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45948,
    "c": 0.186,
    "h": 272.6
  },
  "luminance": 0.0883
}

Semantic roles & 50–950 ramp

primary

#3A45BD

secondary

#C9C48A

accent

#D04BDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3A45BD

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

Preview Lab → · Contrast checker → · Palette generator →