#4142B2#4142B2

#4142B2 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.9% C 0.173 H 276.5°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#4142B2
RGB	rgb(65, 66, 178)
HSL	hsl(239, 47%, 48%)
HSV	hsv(239, 63%, 70%)
CMYK	cmyk(63.5%, 62.9%, 0%, 30.2%)
CIE-LAB	lab(34.46, 34.43, -59.79)
CIE-LCH	lch(34.46, 69.00, 299.94°)
OKLab	oklab(44.91% 0.0195 -0.1722)
OKLCH	oklch(44.91% 0.173 276.5)
XYZ	xyz(12.1615, 8.2336, 43.0592)
Luminance	0.0824 (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

#4142B2 #B2B141

analogous

#417AB2 #4142B2 #7841B2

triadic

#4142B2 #B24142 #42B241

tetradic

#4142B2 #B2417A #B2B141 #41B278

square

#4142B2 #B2417A #B2B141 #41B278

split-complementary

#4142B2 #B27841 #7AB241

monochromatic

#202158 #313185 #4142B2 #6869C8 #9596D8

Accessibility & contrast

On white

7.93

#4142B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#4142B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142B2

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142B2	#FFFFFF	#000000	##FFFFFF
##4142B2	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#004CB0

Tritanopia (blue-blind)

#005E74

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4142b2;
/* rgb */ color: rgb(65, 66, 178);
/* oklch */ color: oklch(44.9% 0.173 276.5);

Tailwind

colors: {
  custom: {
    50: '#8276ca',
    500: '#4142b2',
    950: '#000000',
  },
}

SCSS

$custom: #4142b2;
$custom-light: #8276ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4142b2",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 178
  },
  "hsl": {
    "h": 239.469,
    "s": 46.502,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44911,
    "c": 0.17333,
    "h": 276.5
  },
  "luminance": 0.08235
}

Semantic roles & 50–950 ramp

primary

#4142B2

secondary

#C4C38B

accent

#D552D6

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4142B2

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

Preview Lab → · Contrast checker → · Palette generator →