#4033D0#4033D0

#4033D0 is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.4% C 0.227 H 276.0°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#4033D0
RGB	rgb(64, 51, 208)
HSL	hsl(245, 63%, 51%)
HSV	hsv(245, 75%, 82%)
CMYK	cmyk(69.2%, 75.5%, 0%, 18.4%)
CIE-LAB	lab(34.00, 52.73, -78.15)
CIE-LCH	lch(34.00, 94.27, 304.01°)
OKLab	oklab(45.4% 0.0239 -0.2259)
OKLCH	oklch(45.4% 0.227 276)
XYZ	xyz(14.6796, 8.0103, 60.4348)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4033D0 #C3D033

analogous

#3374D0 #4033D0 #8E33D0

triadic

#4033D0 #D04033 #33D040

tetradic

#4033D0 #D03374 #C3D033 #33D08E

square

#4033D0 #D03374 #C3D033 #33D08E

split-complementary

#4033D0 #D08E33 #74D033

monochromatic

#211A6F #2F25A1 #4033D0 #6F65DB #9D96E7

Accessibility & contrast

On white

8.07

#4033D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#4033D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4033D0

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4033D0	#FFFFFF	#000000	##FFFFFF
##4033D0	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D4

Deuteranopia (green-blind)

#0049CD

Tritanopia (blue-blind)

#006180

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4033d0;
/* rgb */ color: rgb(64, 51, 208);
/* oklch */ color: oklch(45.4% 0.227 276.0);

Tailwind

colors: {
  custom: {
    50: '#896ee0',
    500: '#4033d0',
    950: '#000000',
  },
}

SCSS

$custom: #4033d0;
$custom-light: #896ee0;
$custom-dark: #000000;

JSON

{
  "hex": "#4033d0",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 208
  },
  "hsl": {
    "h": 244.968,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45402,
    "c": 0.22717,
    "h": 276
  },
  "luminance": 0.08012
}

Semantic roles & 50–950 ramp

primary

#4033D0

secondary

#CCD28D

accent

#E642D8

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #4033D0

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

Preview Lab → · Contrast checker → · Palette generator →