#4140C0#4140C0

#4140C0 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.194 H 275.9°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#4140C0
RGB	rgb(65, 64, 192)
HSL	hsl(240, 50%, 50%)
HSV	hsv(240, 67%, 75%)
CMYK	cmyk(66.1%, 66.7%, 0%, 24.7%)
CIE-LAB	lab(35.19, 40.38, -66.86)
CIE-LCH	lch(35.19, 78.11, 301.13°)
OKLab	oklab(45.81% 0.0199 -0.193)
OKLCH	oklch(45.81% 0.194 275.9)
XYZ	xyz(13.5247, 8.5952, 50.8053)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.44

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4140C0 #BFC040

analogous

#407FC0 #4140C0 #8140C0

triadic

#4140C0 #C04140 #40C041

tetradic

#4140C0 #C0407F #BFC040 #40C081

square

#4140C0 #C0407F #BFC040 #40C081

split-complementary

#4140C0 #C08140 #7FC040

monochromatic

#222164 #313092 #4140C0 #6F6ECF #9D9CDE

Accessibility & contrast

On white

7.72

#4140C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#4140C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4140C0

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4140C0	#FFFFFF	#000000	##FFFFFF
##4140C0	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C4

Deuteranopia (green-blind)

#004DBE

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4140c0;
/* rgb */ color: rgb(65, 64, 192);
/* oklch */ color: oklch(45.8% 0.194 275.9);

Tailwind

colors: {
  custom: {
    50: '#8575d4',
    500: '#4140c0',
    950: '#000000',
  },
}

SCSS

$custom: #4140c0;
$custom-light: #8575d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4140c0",
  "rgb": {
    "r": 65,
    "g": 64,
    "b": 192
  },
  "hsl": {
    "h": 240.469,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45809,
    "c": 0.19398,
    "h": 275.9
  },
  "luminance": 0.08596
}

Semantic roles & 50–950 ramp

primary

#4140C0

secondary

#CACB91

accent

#DA4ED9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4140C0

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

Preview Lab → · Contrast checker → · Palette generator →