#4140C4#4140C4

#4140C4 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.2% C 0.199 H 275.6°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#4140C4
RGB	rgb(65, 64, 196)
HSL	hsl(240, 53%, 51%)
HSV	hsv(240, 67%, 77%)
CMYK	cmyk(66.8%, 67.3%, 0%, 23.1%)
CIE-LAB	lab(35.55, 41.71, -68.62)
CIE-LCH	lch(35.55, 80.30, 301.29°)
OKLab	oklab(46.18% 0.0194 -0.1981)
OKLCH	oklch(46.18% 0.199 275.6)
XYZ	xyz(13.9739, 8.7749, 53.1712)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.75

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4140C4 #C3C440

analogous

#4081C4 #4140C4 #8340C4

triadic

#4140C4 #C44140 #40C441

tetradic

#4140C4 #C44081 #C3C440 #40C483

square

#4140C4 #C44081 #C3C440 #40C483

split-complementary

#4140C4 #C48340 #81C440

monochromatic

#212069 #302F98 #4140C4 #706FD2 #9E9EE1

Accessibility & contrast

On white

7.62

#4140C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#4140C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4140C4

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4140C4	#FFFFFF	#000000	##FFFFFF
##4140C4	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC8

Deuteranopia (green-blind)

#004EC2

Tritanopia (blue-blind)

#00637D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4140c4;
/* rgb */ color: rgb(65, 64, 196);
/* oklch */ color: oklch(46.2% 0.199 275.6);

Tailwind

colors: {
  custom: {
    50: '#8676d7',
    500: '#4140c4',
    950: '#000000',
  },
}

SCSS

$custom: #4140c4;
$custom-light: #8676d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4140c4",
  "rgb": {
    "r": 65,
    "g": 64,
    "b": 196
  },
  "hsl": {
    "h": 240.455,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.46175,
    "c": 0.19907,
    "h": 275.6
  },
  "luminance": 0.08776
}

Semantic roles & 50–950 ramp

primary

#4140C4

secondary

#CDCD93

accent

#DC4CDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #4140C4

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

Preview Lab → · Contrast checker → · Palette generator →