#4048D3#4048D3

#4048D3 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 48.8% C 0.209 H 273.1°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4048D3
RGB	rgb(64, 72, 211)
HSL	hsl(237, 63%, 54%)
HSV	hsv(237, 70%, 83%)
CMYK	cmyk(69.7%, 65.9%, 0%, 17.3%)
CIE-LAB	lab(38.60, 41.81, -72.33)
CIE-LCH	lch(38.60, 83.54, 300.03°)
OKLab	oklab(48.78% 0.0113 -0.209)
OKLCH	oklch(48.78% 0.209 273.1)
XYZ	xyz(16.1857, 10.4263, 62.7749)
Luminance	0.1043 (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

#4048D3 #D3CB40

analogous

#4092D3 #4048D3 #8240D3

triadic

#4048D3 #D34048 #48D340

tetradic

#4048D3 #D34092 #D3CB40 #40D382

square

#4048D3 #D34092 #D3CB40 #40D382

split-complementary

#4048D3 #D38240 #92D340

monochromatic

#1D227C #282FAE #4048D3 #7278DE #A3A7EA

Accessibility & contrast

On white

6.81

#4048D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4048D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4048D3

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4048D3	#FFFFFF	#000000	##FFFFFF
##4048D3	1.00	6.81	3.09	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D7

Deuteranopia (green-blind)

#0054D0

Tritanopia (blue-blind)

#006D87

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4048d3;
/* rgb */ color: rgb(64, 72, 211);
/* oklch */ color: oklch(48.8% 0.209 273.1);

Tailwind

colors: {
  custom: {
    50: '#887be2',
    500: '#4048d3',
    950: '#000000',
  },
}

SCSS

$custom: #4048d3;
$custom-light: #887be2;
$custom-dark: #000000;

JSON

{
  "hex": "#4048d3",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 211
  },
  "hsl": {
    "h": 236.735,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48776,
    "c": 0.20927,
    "h": 273.1
  },
  "luminance": 0.10428
}

Semantic roles & 50–950 ramp

primary

#4048D3

secondary

#D7D398

accent

#DD42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0915

muted

#7E7B84

Preview Lab

Preview with #4048D3

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

Preview Lab → · Contrast checker → · Palette generator →