#4148BE#4148BE

#4148BE is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.0% C 0.182 H 274.4°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#4148BE
RGB	rgb(65, 72, 190)
HSL	hsl(237, 49%, 50%)
HSV	hsv(237, 66%, 75%)
CMYK	cmyk(65.8%, 62.1%, 0%, 25.5%)
CIE-LAB	lab(36.88, 34.78, -62.92)
CIE-LCH	lch(36.88, 71.89, 298.93°)
OKLab	oklab(46.99% 0.0139 -0.1814)
OKLCH	oklch(46.99% 0.182 274.4)
XYZ	xyz(13.7885, 9.4750, 49.8074)
Luminance	0.0948 (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

#4148BE #BEB741

analogous

#4187BE #4148BE #7841BE

triadic

#4148BE #BE4148 #48BE41

tetradic

#4148BE #BE4187 #BEB741 #41BE78

square

#4148BE #BE4187 #BEB741 #41BE78

split-complementary

#4148BE #BE7841 #87BE41

monochromatic

#222563 #313790 #4148BE #6F74CE #9CA0DD

Accessibility & contrast

On white

7.25

#4148BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#4148BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148BE

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148BE	#FFFFFF	#000000	##FFFFFF
##4148BE	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC2

Deuteranopia (green-blind)

#0051BC

Tritanopia (blue-blind)

#00667C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4148be;
/* rgb */ color: rgb(65, 72, 190);
/* oklch */ color: oklch(47.0% 0.182 274.4);

Tailwind

colors: {
  custom: {
    50: '#847bd3',
    500: '#4148be',
    950: '#000000',
  },
}

SCSS

$custom: #4148be;
$custom-light: #847bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4148be",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 190
  },
  "hsl": {
    "h": 236.64,
    "s": 49.02,
    "l": 50
  },
  "oklch": {
    "l": 0.46991,
    "c": 0.18191,
    "h": 274.4
  },
  "luminance": 0.09476
}

Semantic roles & 50–950 ramp

primary

#4148BE

secondary

#C9C691

accent

#D14FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4148BE

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

Preview Lab → · Contrast checker → · Palette generator →