#4033C8#4033C8

#4033C8 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.6% C 0.218 H 276.8°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#4033C8
RGB	rgb(64, 51, 200)
HSL	hsl(245, 59%, 49%)
HSV	hsv(245, 75%, 78%)
CMYK	cmyk(68%, 74.5%, 0%, 21.6%)
CIE-LAB	lab(33.19, 50.25, -74.83)
CIE-LCH	lch(33.19, 90.14, 303.88°)
OKLab	oklab(44.59% 0.0256 -0.2162)
OKLCH	oklch(44.59% 0.218 276.8)
XYZ	xyz(13.7201, 7.6265, 55.3814)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.99

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4033C8 #BBC833

analogous

#3371C8 #4033C8 #8B33C8

triadic

#4033C8 #C84033 #33C840

tetradic

#4033C8 #C83371 #BBC833 #33C88B

square

#4033C8 #C83371 #BBC833 #33C88B

split-complementary

#4033C8 #C88B33 #71C833

monochromatic

#211A66 #302797 #4033C8 #6C61D7 #9992E3

Accessibility & contrast

On white

8.31

#4033C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4033C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4033C8

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4033C8	#FFFFFF	#000000	##FFFFFF
##4033C8	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054CC

Deuteranopia (green-blind)

#0048C5

Tritanopia (blue-blind)

#005E7B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4033c8;
/* rgb */ color: rgb(64, 51, 200);
/* oklch */ color: oklch(44.6% 0.218 276.8);

Tailwind

colors: {
  custom: {
    50: '#876dda',
    500: '#4033c8',
    950: '#000000',
  },
}

SCSS

$custom: #4033c8;
$custom-light: #876dda;
$custom-dark: #000000;

JSON

{
  "hex": "#4033c8",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 200
  },
  "hsl": {
    "h": 245.235,
    "s": 59.363,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44587,
    "c": 0.21776,
    "h": 276.8
  },
  "luminance": 0.07628
}

Semantic roles & 50–950 ramp

primary

#4033C8

secondary

#C8CE89

accent

#E345D5

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4033C8

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

Preview Lab → · Contrast checker → · Palette generator →