#4133AE#4133AE

#4133AE is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.1% C 0.186 H 279.9°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#4133AE
RGB	rgb(65, 51, 174)
HSL	hsl(247, 55%, 44%)
HSV	hsv(247, 71%, 68%)
CMYK	cmyk(62.6%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(30.75, 42.16, -63.49)
CIE-LCH	lch(30.75, 76.21, 303.58°)
OKLab	oklab(42.11% 0.0321 -0.1831)
OKLCH	oklch(42.11% 0.186 279.9)
XYZ	xyz(11.0014, 6.5466, 40.7201)
Luminance	0.0655 (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

#4133AE #A0AE33

analogous

#3363AE #4133AE #7F33AE

triadic

#4133AE #AE4133 #33AE41

tetradic

#4133AE #AE3363 #A0AE33 #33AE7F

square

#4133AE #AE3363 #A0AE33 #33AE7F

split-complementary

#4133AE #AE7F33 #63AE33

monochromatic

#1E174F #2F257F #4133AE #6052CC #8B81DA

Accessibility & contrast

On white

9.09

#4133AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#4133AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4133AE

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4133AE	#FFFFFF	#000000	##FFFFFF
##4133AE	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB2

Deuteranopia (green-blind)

#0044AC

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4133ae;
/* rgb */ color: rgb(65, 51, 174);
/* oklch */ color: oklch(42.1% 0.186 279.9);

Tailwind

colors: {
  custom: {
    50: '#836cc7',
    500: '#4133ae',
    950: '#000000',
  },
}

SCSS

$custom: #4133ae;
$custom-light: #836cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4133ae",
  "rgb": {
    "r": 65,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 246.829,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42113,
    "c": 0.18588,
    "h": 279.9
  },
  "luminance": 0.06547
}

Semantic roles & 50–950 ramp

primary

#4133AE

secondary

#BBC379

accent

#DE4ACD

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4133AE

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

Preview Lab → · Contrast checker → · Palette generator →