#4145BF#4145BF

#4145BF is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.6% C 0.187 H 275.0°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#4145BF
RGB	rgb(65, 69, 191)
HSL	hsl(238, 50%, 50%)
HSV	hsv(238, 66%, 75%)
CMYK	cmyk(66%, 63.9%, 0%, 25.1%)
CIE-LAB	lab(36.25, 36.99, -64.54)
CIE-LCH	lch(36.25, 74.39, 299.82°)
OKLab	oklab(46.56% 0.0162 -0.1861)
OKLCH	oklch(46.56% 0.187 275)
XYZ	xyz(13.7090, 9.1404, 50.3219)
Luminance	0.0914 (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

#4145BF #BFBB41

analogous

#4184BF #4145BF #7C41BF

triadic

#4145BF #BF4145 #45BF41

tetradic

#4145BF #BF4184 #BFBB41 #41BF7C

square

#4145BF #BF4184 #BFBB41 #41BF7C

split-complementary

#4145BF #BF7C41 #84BF41

monochromatic

#222464 #313492 #4145BF #6F72CE #9D9FDE

Accessibility & contrast

On white

7.42

#4145BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4145BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4145BF

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4145BF	#FFFFFF	#000000	##FFFFFF
##4145BF	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC3

Deuteranopia (green-blind)

#0050BD

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4145bf;
/* rgb */ color: rgb(65, 69, 191);
/* oklch */ color: oklch(46.6% 0.187 275.0);

Tailwind

colors: {
  custom: {
    50: '#8579d3',
    500: '#4145bf',
    950: '#000000',
  },
}

SCSS

$custom: #4145bf;
$custom-light: #8579d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4145bf",
  "rgb": {
    "r": 65,
    "g": 69,
    "b": 191
  },
  "hsl": {
    "h": 238.095,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46555,
    "c": 0.18684,
    "h": 275
  },
  "luminance": 0.09142
}

Semantic roles & 50–950 ramp

primary

#4145BF

secondary

#CAC892

accent

#D54FD9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4145BF

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

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