#4048C1#4048C1

#4048C1 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.2% C 0.186 H 273.9°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#4048C1
RGB	rgb(64, 72, 193)
HSL	hsl(236, 51%, 50%)
HSV	hsv(236, 67%, 76%)
CMYK	cmyk(66.8%, 62.7%, 0%, 24.3%)
CIE-LAB	lab(37.07, 35.67, -64.38)
CIE-LCH	lch(37.07, 73.60, 298.98°)
OKLab	oklab(47.19% 0.0126 -0.1857)
OKLCH	oklch(47.19% 0.186 273.9)
XYZ	xyz(14.0542, 9.5737, 51.5490)
Luminance	0.0958 (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

#4048C1 #C1B940

analogous

#4088C1 #4048C1 #7840C1

triadic

#4048C1 #C14048 #48C140

tetradic

#4048C1 #C14088 #C1B940 #40C178

square

#4048C1 #C14088 #C1B940 #40C178

split-complementary

#4048C1 #C17840 #88C140

monochromatic

#212566 #303694 #4048C1 #6E74D0 #9CA1DF

Accessibility & contrast

On white

7.20

#4048C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4048C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4048C1

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4048C1	#FFFFFF	#000000	##FFFFFF
##4048C1	1.00	7.20	2.91	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC5

Deuteranopia (green-blind)

#0051BF

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4048c1;
/* rgb */ color: rgb(64, 72, 193);
/* oklch */ color: oklch(47.2% 0.186 273.9);

Tailwind

colors: {
  custom: {
    50: '#847bd5',
    500: '#4048c1',
    950: '#000000',
  },
}

SCSS

$custom: #4048c1;
$custom-light: #847bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#4048c1",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 193
  },
  "hsl": {
    "h": 236.279,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.47186,
    "c": 0.18612,
    "h": 273.9
  },
  "luminance": 0.09575
}

Semantic roles & 50–950 ramp

primary

#4048C1

secondary

#CBC892

accent

#D24DDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4048C1

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

Preview Lab → · Contrast checker → · Palette generator →