#4248BC#4248BC

#4248BC is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.9% C 0.179 H 274.8°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#4248BC
RGB	rgb(66, 72, 188)
HSL	hsl(237, 48%, 50%)
HSV	hsv(237, 65%, 74%)
CMYK	cmyk(64.9%, 61.7%, 0%, 26.3%)
CIE-LAB	lab(36.79, 34.24, -61.91)
CIE-LCH	lch(36.79, 70.74, 298.95°)
OKLab	oklab(46.89% 0.0151 -0.1784)
OKLCH	oklch(46.89% 0.179 274.8)
XYZ	xyz(13.6382, 9.4227, 48.6672)
Luminance	0.0942 (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

#4248BC #BCB642

analogous

#4285BC #4248BC #7942BC

triadic

#4248BC #BC4248 #48BC42

tetradic

#4248BC #BC4285 #BCB642 #42BC79

square

#4248BC #BC4285 #BCB642 #42BC79

split-complementary

#4248BC #BC7942 #85BC42

monochromatic

#222561 #32378F #4248BC #6F73CC #9C9FDC

Accessibility & contrast

On white

7.28

#4248BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4248BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4248BC

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4248BC	#FFFFFF	#000000	##FFFFFF
##4248BC	1.00	7.28	2.88	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC0

Deuteranopia (green-blind)

#0051BA

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4248bc;
/* rgb */ color: rgb(66, 72, 188);
/* oklch */ color: oklch(46.9% 0.179 274.8);

Tailwind

colors: {
  custom: {
    50: '#847bd1',
    500: '#4248bc',
    950: '#000000',
  },
}

SCSS

$custom: #4248bc;
$custom-light: #847bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4248bc",
  "rgb": {
    "r": 66,
    "g": 72,
    "b": 188
  },
  "hsl": {
    "h": 237.049,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46886,
    "c": 0.17901,
    "h": 274.8
  },
  "luminance": 0.09424
}

Semantic roles & 50–950 ramp

primary

#4248BC

secondary

#C9C691

accent

#D150D8

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4248BC

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

Preview Lab → · Contrast checker → · Palette generator →