#4043AE#4043AE

#4043AE is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.7% C 0.167 H 276.1°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#4043AE
RGB	rgb(64, 67, 174)
HSL	hsl(238, 46%, 47%)
HSV	hsv(238, 63%, 68%)
CMYK	cmyk(63.2%, 61.5%, 0%, 31.8%)
CIE-LAB	lab(34.31, 32.28, -57.67)
CIE-LCH	lch(34.31, 66.09, 299.24°)
OKLab	oklab(44.68% 0.0176 -0.166)
OKLCH	oklch(44.68% 0.167 276.1)
XYZ	xyz(11.7590, 8.1593, 40.9914)
Luminance	0.0816 (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

#4043AE #AEAB40

analogous

#407AAE #4043AE #7440AE

triadic

#4043AE #AE4043 #43AE40

tetradic

#4043AE #AE407A #AEAB40 #40AE74

square

#4043AE #AE407A #AEAB40 #40AE74

split-complementary

#4043AE #AE7440 #7AAE40

monochromatic

#1F2155 #303281 #4043AE #6568C6 #9294D7

Accessibility & contrast

On white

7.98

#4043AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#4043AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4043AE

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4043AE	#FFFFFF	#000000	##FFFFFF
##4043AE	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B1

Deuteranopia (green-blind)

#004CAC

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4043ae;
/* rgb */ color: rgb(64, 67, 174);
/* oklch */ color: oklch(44.7% 0.167 276.1);

Tailwind

colors: {
  custom: {
    50: '#8177c7',
    500: '#4043ae',
    950: '#000000',
  },
}

SCSS

$custom: #4043ae;
$custom-light: #8177c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4043ae",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 174
  },
  "hsl": {
    "h": 238.364,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.4468,
    "c": 0.16694,
    "h": 276.1
  },
  "luminance": 0.0816
}

Semantic roles & 50–950 ramp

primary

#4043AE

secondary

#C2C088

accent

#D252D6

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #4043AE

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

Preview Lab → · Contrast checker → · Palette generator →