#4142B4#4142B4

#4142B4 is a mid, vivid blue. Relative luminance 0.083; OKLCH L 45.1% C 0.176 H 276.3°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#4142B4
RGB	rgb(65, 66, 180)
HSL	hsl(239, 47%, 48%)
HSV	hsv(239, 64%, 71%)
CMYK	cmyk(63.9%, 63.3%, 0%, 29.4%)
CIE-LAB	lab(34.63, 35.11, -60.71)
CIE-LCH	lch(34.63, 70.13, 300.04°)
OKLab	oklab(45.08% 0.0194 -0.1749)
OKLCH	oklch(45.08% 0.176 276.3)
XYZ	xyz(12.3637, 8.3145, 44.1245)
Luminance	0.0832 (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

#4142B4 #B4B341

analogous

#417BB4 #4142B4 #7941B4

triadic

#4142B4 #B44142 #42B441

tetradic

#4142B4 #B4417B #B4B341 #41B479

square

#4142B4 #B4417B #B4B341 #41B479

split-complementary

#4142B4 #B47941 #7BB441

monochromatic

#21215A #313287 #4142B4 #696AC9 #9697D9

Accessibility & contrast

On white

7.89

#4142B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#4142B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142B4

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142B4	#FFFFFF	#000000	##FFFFFF
##4142B4	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#005F75

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4142b4;
/* rgb */ color: rgb(65, 66, 180);
/* oklch */ color: oklch(45.1% 0.176 276.3);

Tailwind

colors: {
  custom: {
    50: '#8376cb',
    500: '#4142b4',
    950: '#000000',
  },
}

SCSS

$custom: #4142b4;
$custom-light: #8376cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4142b4",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 180
  },
  "hsl": {
    "h": 239.478,
    "s": 46.939,
    "l": 48.039
  },
  "oklch": {
    "l": 0.45083,
    "c": 0.17599,
    "h": 276.3
  },
  "luminance": 0.08316
}

Semantic roles & 50–950 ramp

primary

#4142B4

secondary

#C5C48C

accent

#D551D7

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4142B4

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

Preview Lab → · Contrast checker → · Palette generator →