#4241BF#4241BF

#4241BF is a mid, vivid blue. Relative luminance 0.087; OKLCH L 46.0% C 0.191 H 276.1°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#4241BF
RGB	rgb(66, 65, 191)
HSL	hsl(240, 50%, 50%)
HSV	hsv(240, 66%, 75%)
CMYK	cmyk(65.4%, 66%, 0%, 25.1%)
CIE-LAB	lab(35.40, 39.57, -65.93)
CIE-LCH	lch(35.40, 76.90, 300.97°)
OKLab	oklab(45.95% 0.0205 -0.1902)
OKLCH	oklch(45.95% 0.191 276.1)
XYZ	xyz(13.5380, 8.6993, 50.2458)
Luminance	0.0870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.27

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4241BF #BEBF41

analogous

#417FBF #4241BF #8141BF

triadic

#4241BF #BF4241 #41BF42

tetradic

#4241BF #BF417F #BEBF41 #41BF81

square

#4241BF #BF417F #BEBF41 #41BF81

split-complementary

#4241BF #BF8141 #7FBF41

monochromatic

#222264 #323192 #4241BF #706FCE #9D9DDE

Accessibility & contrast

On white

7.66

#4241BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4241BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4241BF

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4241BF	#FFFFFF	#000000	##FFFFFF
##4241BF	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C3

Deuteranopia (green-blind)

#004EBD

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4241bf;
/* rgb */ color: rgb(66, 65, 191);
/* oklch */ color: oklch(46.0% 0.191 276.1);

Tailwind

colors: {
  custom: {
    50: '#8576d3',
    500: '#4241bf',
    950: '#000000',
  },
}

SCSS

$custom: #4241bf;
$custom-light: #8576d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4241bf",
  "rgb": {
    "r": 66,
    "g": 65,
    "b": 191
  },
  "hsl": {
    "h": 240.476,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.4595,
    "c": 0.19132,
    "h": 276.1
  },
  "luminance": 0.087
}

Semantic roles & 50–950 ramp

primary

#4241BF

secondary

#CACA92

accent

#D94FD8

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4241BF

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

Preview Lab → · Contrast checker → · Palette generator →