#4133A5#4133A5

#4133A5 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.3% C 0.174 H 281.1°. Best body text is #FFFFFF at 9.37:1 contrast (WCAG AA passes).

Color values

HEX	#4133A5
RGB	rgb(65, 51, 165)
HSL	hsl(247, 53%, 42%)
HSV	hsv(247, 69%, 65%)
CMYK	cmyk(60.6%, 69.1%, 0%, 35.3%)
CIE-LAB	lab(29.93, 39.27, -59.43)
CIE-LCH	lch(29.93, 71.23, 303.45°)
OKLab	oklab(41.27% 0.0336 -0.1712)
OKLCH	oklch(41.27% 0.174 281.1)
XYZ	xyz(10.1532, 6.2074, 36.2531)
Luminance	0.0621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.71

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4133A5 #97A533

analogous

#335EA5 #4133A5 #7A33A5

triadic

#4133A5 #A54133 #33A541

tetradic

#4133A5 #A5335E #97A533 #33A57A

square

#4133A5 #A5335E #97A533 #33A57A

split-complementary

#4133A5 #A57A33 #5EA533

monochromatic

#1C1648 #2F2576 #4133A5 #5C4DC8 #877CD6

Accessibility & contrast

On white

9.37

#4133A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#4133A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4133A5

9.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4133A5	#FFFFFF	#000000	##FFFFFF
##4133A5	1.00	9.37	2.24	9.37
#FFFFFF	9.37	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA8

Deuteranopia (green-blind)

#0042A3

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #4133a5;
/* rgb */ color: rgb(65, 51, 165);
/* oklch */ color: oklch(41.3% 0.174 281.1);

Tailwind

colors: {
  custom: {
    50: '#816cc1',
    500: '#4133a5',
    950: '#000000',
  },
}

SCSS

$custom: #4133a5;
$custom-light: #816cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#4133a5",
  "rgb": {
    "r": 65,
    "g": 51,
    "b": 165
  },
  "hsl": {
    "h": 247.368,
    "s": 52.778,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41272,
    "c": 0.17447,
    "h": 281.1
  },
  "luminance": 0.06208
}

Semantic roles & 50–950 ramp

primary

#4133A5

secondary

#B6BF75

accent

#DC4CCA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4133A5

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

Preview Lab → · Contrast checker → · Palette generator →