#4048BA#4048BA

#4048BA is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.6% C 0.177 H 274.2°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#4048BA
RGB	rgb(64, 72, 186)
HSL	hsl(236, 49%, 49%)
HSV	hsv(236, 66%, 73%)
CMYK	cmyk(65.6%, 61.3%, 0%, 27.1%)
CIE-LAB	lab(36.50, 33.25, -61.21)
CIE-LCH	lch(36.50, 69.66, 298.51°)
OKLab	oklab(46.59% 0.0129 -0.1764)
OKLCH	oklch(46.59% 0.177 274.2)
XYZ	xyz(13.2917, 9.2687, 47.5334)
Luminance	0.0927 (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

#4048BA #BAB240

analogous

#4085BA #4048BA #7540BA

triadic

#4048BA #BA4048 #48BA40

tetradic

#4048BA #BA4085 #BAB240 #40BA75

square

#4048BA #BA4085 #BAB240 #40BA75

split-complementary

#4048BA #BA7540 #85BA40

monochromatic

#21255F #30368C #4048BA #6B71CC #999DDC

Accessibility & contrast

On white

7.36

#4048BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4048BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4048BA

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4048BA	#FFFFFF	#000000	##FFFFFF
##4048BA	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBE

Deuteranopia (green-blind)

#0050B8

Tritanopia (blue-blind)

#00647A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4048ba;
/* rgb */ color: rgb(64, 72, 186);
/* oklch */ color: oklch(46.6% 0.177 274.2);

Tailwind

colors: {
  custom: {
    50: '#837bd0',
    500: '#4048ba',
    950: '#000000',
  },
}

SCSS

$custom: #4048ba;
$custom-light: #837bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4048ba",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 186
  },
  "hsl": {
    "h": 236.066,
    "s": 48.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.46589,
    "c": 0.17684,
    "h": 274.2
  },
  "luminance": 0.0927
}

Semantic roles & 50–950 ramp

primary

#4048BA

secondary

#C8C48E

accent

#CF4FD8

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4048BA

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

Preview Lab → · Contrast checker → · Palette generator →