#4142AF#4142AF

#4142AF is a dark, vivid blue. Relative luminance 0.081; OKLCH L 44.7% C 0.169 H 276.7°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#4142AF
RGB	rgb(65, 66, 175)
HSL	hsl(239, 46%, 47%)
HSV	hsv(239, 63%, 69%)
CMYK	cmyk(62.9%, 62.3%, 0%, 31.4%)
CIE-LAB	lab(34.22, 33.41, -58.41)
CIE-LCH	lch(34.22, 67.29, 299.77°)
OKLab	oklab(44.66% 0.0197 -0.1682)
OKLCH	oklch(44.66% 0.169 276.7)
XYZ	xyz(11.8635, 8.1144, 41.4902)
Luminance	0.0811 (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

#4142AF #AFAE41

analogous

#4179AF #4142AF #7741AF

triadic

#4142AF #AF4142 #42AF41

tetradic

#4142AF #AF4179 #AFAE41 #41AF77

square

#4142AF #AF4179 #AFAE41 #41AF77

split-complementary

#4142AF #AF7741 #79AF41

monochromatic

#202056 #303182 #4142AF #6768C6 #9394D7

Accessibility & contrast

On white

8.01

#4142AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#4142AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142AF

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142AF	#FFFFFF	#000000	##FFFFFF
##4142AF	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B3

Deuteranopia (green-blind)

#004CAD

Tritanopia (blue-blind)

#005D72

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4142af;
/* rgb */ color: rgb(65, 66, 175);
/* oklch */ color: oklch(44.7% 0.169 276.7);

Tailwind

colors: {
  custom: {
    50: '#8276c8',
    500: '#4142af',
    950: '#000000',
  },
}

SCSS

$custom: #4142af;
$custom-light: #8276c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4142af",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 175
  },
  "hsl": {
    "h": 239.455,
    "s": 45.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.44655,
    "c": 0.16932,
    "h": 276.7
  },
  "luminance": 0.08115
}

Semantic roles & 50–950 ramp

primary

#4142AF

secondary

#C2C289

accent

#D452D5

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4142AF

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

Preview Lab → · Contrast checker → · Palette generator →