#3A42BD#3A42BD

#3A42BD is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.4% C 0.190 H 273.2°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3A42BD
RGB	rgb(58, 66, 189)
HSL	hsl(236, 53%, 48%)
HSV	hsv(236, 69%, 74%)
CMYK	cmyk(69.3%, 65.1%, 0%, 25.9%)
CIE-LAB	lab(34.94, 37.22, -65.53)
CIE-LCH	lch(34.94, 75.36, 299.59°)
OKLab	oklab(45.43% 0.0106 -0.1892)
OKLCH	oklch(45.43% 0.19 273.2)
XYZ	xyz(12.8754, 8.4689, 49.0904)
Luminance	0.0847 (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

#3A42BD #BDB53A

analogous

#3A83BD #3A42BD #733ABD

triadic

#3A42BD #BD3A42 #42BD3A

tetradic

#3A42BD #BD3A83 #BDB53A #3ABD73

square

#3A42BD #BD3A83 #BDB53A #3ABD73

split-complementary

#3A42BD #BD733A #83BD3A

monochromatic

#1D215F #2C328E #3A42BD #656BD0 #9398DE

Accessibility & contrast

On white

7.80

#3A42BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3A42BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A42BD

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A42BD	#FFFFFF	#000000	##FFFFFF
##3A42BD	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C1

Deuteranopia (green-blind)

#004CBB

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3a42bd;
/* rgb */ color: rgb(58, 66, 189);
/* oklch */ color: oklch(45.4% 0.190 273.2);

Tailwind

colors: {
  custom: {
    50: '#8176d2',
    500: '#3a42bd',
    950: '#000000',
  },
}

SCSS

$custom: #3a42bd;
$custom-light: #8176d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a42bd",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 189
  },
  "hsl": {
    "h": 236.336,
    "s": 53.036,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45428,
    "c": 0.18954,
    "h": 273.2
  },
  "luminance": 0.0847
}

Semantic roles & 50–950 ramp

primary

#3A42BD

secondary

#C9C58A

accent

#D44BDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A42BD

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

Preview Lab → · Contrast checker → · Palette generator →