#4149CC#4149CC

#4149CC is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.4% C 0.199 H 273.5°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#4149CC
RGB	rgb(65, 73, 204)
HSL	hsl(237, 58%, 53%)
HSV	hsv(237, 68%, 80%)
CMYK	cmyk(68.1%, 64.2%, 0%, 20%)
CIE-LAB	lab(38.28, 38.95, -68.79)
CIE-LCH	lch(38.28, 79.06, 299.52°)
OKLab	oklab(48.38% 0.0123 -0.1986)
OKLCH	oklch(48.38% 0.199 273.5)
XYZ	xyz(15.4580, 10.2471, 58.2783)
Luminance	0.1025 (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

#4149CC #CCC441

analogous

#418ECC #4149CC #7F41CC

triadic

#4149CC #CC4149 #49CC41

tetradic

#4149CC #CC418E #CCC441 #41CC7F

square

#4149CC #CC418E #CCC441 #41CC7F

split-complementary

#4149CC #CC7F41 #8ECC41

monochromatic

#1F2474 #2C33A4 #4149CC #7177D9 #A1A5E6

Accessibility & contrast

On white

6.89

#4149CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#4149CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4149CC

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4149CC	#FFFFFF	#000000	##FFFFFF
##4149CC	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D0

Deuteranopia (green-blind)

#0054C9

Tritanopia (blue-blind)

#006B84

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4149cc;
/* rgb */ color: rgb(65, 73, 204);
/* oklch */ color: oklch(48.4% 0.199 273.5);

Tailwind

colors: {
  custom: {
    50: '#877cdd',
    500: '#4149cc',
    950: '#000000',
  },
}

SCSS

$custom: #4149cc;
$custom-light: #877cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4149cc",
  "rgb": {
    "r": 65,
    "g": 73,
    "b": 204
  },
  "hsl": {
    "h": 236.547,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.48377,
    "c": 0.19897,
    "h": 273.5
  },
  "luminance": 0.10249
}

Semantic roles & 50–950 ramp

primary

#4149CC

secondary

#D3CF96

accent

#D847E1

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4149CC

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

Preview Lab → · Contrast checker → · Palette generator →