#4140C1#4140C1

#4140C1 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.9% C 0.195 H 275.8°. Best body text is #FFFFFF at 7.70:1 contrast (WCAG AA passes).

Color values

HEX	#4140C1
RGB	rgb(65, 64, 193)
HSL	hsl(240, 51%, 50%)
HSV	hsv(240, 67%, 76%)
CMYK	cmyk(66.3%, 66.8%, 0%, 24.3%)
CIE-LAB	lab(35.28, 40.71, -67.30)
CIE-LCH	lch(35.28, 78.66, 301.17°)
OKLab	oklab(45.9% 0.0198 -0.1943)
OKLCH	oklch(45.9% 0.195 275.8)
XYZ	xyz(13.6359, 8.6397, 51.3908)
Luminance	0.0864 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.51

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4140C1 #C0C140

analogous

#407FC1 #4140C1 #8140C1

triadic

#4140C1 #C14140 #40C141

tetradic

#4140C1 #C1407F #C0C140 #40C181

square

#4140C1 #C1407F #C0C140 #40C181

split-complementary

#4140C1 #C18140 #7FC140

monochromatic

#222166 #313094 #4140C1 #6F6ED0 #9D9CDF

Accessibility & contrast

On white

7.70

#4140C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4140C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4140C1

7.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4140C1	#FFFFFF	#000000	##FFFFFF
##4140C1	1.00	7.70	2.73	7.70
#FFFFFF	7.70	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C5

Deuteranopia (green-blind)

#004DBF

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4140c1;
/* rgb */ color: rgb(65, 64, 193);
/* oklch */ color: oklch(45.9% 0.195 275.8);

Tailwind

colors: {
  custom: {
    50: '#8575d5',
    500: '#4140c1',
    950: '#000000',
  },
}

SCSS

$custom: #4140c1;
$custom-light: #8575d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4140c1",
  "rgb": {
    "r": 65,
    "g": 64,
    "b": 193
  },
  "hsl": {
    "h": 240.465,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.459,
    "c": 0.19526,
    "h": 275.8
  },
  "luminance": 0.08641
}

Semantic roles & 50–950 ramp

primary

#4140C1

secondary

#CBCB92

accent

#DA4DD9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4140C1

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

Preview Lab → · Contrast checker → · Palette generator →