#4049D3#4049D3

#4049D3 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 48.9% C 0.208 H 272.9°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4049D3
RGB	rgb(64, 73, 211)
HSL	hsl(236, 63%, 54%)
HSV	hsv(236, 70%, 83%)
CMYK	cmyk(69.7%, 65.4%, 0%, 17.3%)
CIE-LAB	lab(38.82, 41.20, -71.95)
CIE-LCH	lch(38.82, 82.92, 299.80°)
OKLab	oklab(48.94% 0.0106 -0.2079)
OKLCH	oklch(48.94% 0.208 272.9)
XYZ	xyz(16.2508, 10.5567, 62.7966)
Luminance	0.1056 (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

#4049D3 #D3CA40

analogous

#4092D3 #4049D3 #8140D3

triadic

#4049D3 #D34049 #49D340

tetradic

#4049D3 #D34092 #D3CA40 #40D381

square

#4049D3 #D34092 #D3CA40 #40D381

split-complementary

#4049D3 #D38140 #92D340

monochromatic

#1D227C #2830AE #4049D3 #7278DE #A3A8EA

Accessibility & contrast

On white

6.75

#4049D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4049D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4049D3

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049D3	#FFFFFF	#000000	##FFFFFF
##4049D3	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D7

Deuteranopia (green-blind)

#0055D0

Tritanopia (blue-blind)

#006D88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4049d3;
/* rgb */ color: rgb(64, 73, 211);
/* oklch */ color: oklch(48.9% 0.208 272.9);

Tailwind

colors: {
  custom: {
    50: '#887ce2',
    500: '#4049d3',
    950: '#000000',
  },
}

SCSS

$custom: #4049d3;
$custom-light: #887ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#4049d3",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 211
  },
  "hsl": {
    "h": 236.327,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48941,
    "c": 0.20814,
    "h": 272.9
  },
  "luminance": 0.10558
}

Semantic roles & 50–950 ramp

primary

#4049D3

secondary

#D7D398

accent

#DC42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0915

muted

#7E7B84

Preview Lab

Preview with #4049D3

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

Preview Lab → · Contrast checker → · Palette generator →