#4033BE#4033BE

#4033BE is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.6% C 0.206 H 277.7°. Best body text is #FFFFFF at 8.62:1 contrast (WCAG AA passes).

Color values

HEX	#4033BE
RGB	rgb(64, 51, 190)
HSL	hsl(246, 58%, 47%)
HSV	hsv(246, 73%, 75%)
CMYK	cmyk(66.3%, 73.2%, 0%, 25.5%)
CIE-LAB	lab(32.20, 47.11, -70.60)
CIE-LCH	lch(32.20, 84.88, 303.71°)
OKLab	oklab(43.59% 0.0277 -0.2039)
OKLCH	oklch(43.59% 0.206 277.7)
XYZ	xyz(12.5894, 7.1743, 49.4265)
Luminance	0.0717 (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

#4033BE #B1BE33

analogous

#336BBE #4033BE #8633BE

triadic

#4033BE #BE4033 #33BE40

tetradic

#4033BE #BE336B #B1BE33 #33BE86

square

#4033BE #BE336B #B1BE33 #33BE86

split-complementary

#4033BE #BE8633 #6BBE33

monochromatic

#1F195E #30268E #4033BE #665BD3 #938BE0

Accessibility & contrast

On white

8.62

#4033BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#4033BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4033BE

8.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4033BE	#FFFFFF	#000000	##FFFFFF
##4033BE	1.00	8.62	2.43	8.62
#FFFFFF	8.62	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C2

Deuteranopia (green-blind)

#0046BB

Tritanopia (blue-blind)

#005A76

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #4033be;
/* rgb */ color: rgb(64, 51, 190);
/* oklch */ color: oklch(43.6% 0.206 277.7);

Tailwind

colors: {
  custom: {
    50: '#856dd3',
    500: '#4033be',
    950: '#000000',
  },
}

SCSS

$custom: #4033be;
$custom-light: #856dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4033be",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 190
  },
  "hsl": {
    "h": 245.612,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43588,
    "c": 0.20578,
    "h": 277.7
  },
  "luminance": 0.07175
}

Semantic roles & 50–950 ramp

primary

#4033BE

secondary

#C3CA83

accent

#E147D3

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0714

muted

#7D7A83

Preview Lab

Preview with #4033BE

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

Preview Lab → · Contrast checker → · Palette generator →