#4148C1#4148C1

#4148C1 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.2% C 0.186 H 274.2°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#4148C1
RGB	rgb(65, 72, 193)
HSL	hsl(237, 51%, 51%)
HSV	hsv(237, 66%, 76%)
CMYK	cmyk(66.3%, 62.7%, 0%, 24.3%)
CIE-LAB	lab(37.13, 35.81, -64.28)
CIE-LCH	lch(37.13, 73.58, 299.12°)
OKLab	oklab(47.25% 0.0137 -0.1854)
OKLCH	oklch(47.25% 0.186 274.2)
XYZ	xyz(14.1198, 9.6075, 51.5521)
Luminance	0.0961 (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

#4148C1 #C1BA41

analogous

#4188C1 #4148C1 #7A41C1

triadic

#4148C1 #C14148 #48C141

tetradic

#4148C1 #C14188 #C1BA41 #41C17A

square

#4148C1 #C14188 #C1BA41 #41C17A

split-complementary

#4148C1 #C17A41 #88C141

monochromatic

#212566 #303694 #4148C1 #6F74D0 #9DA1DF

Accessibility & contrast

On white

7.19

#4148C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4148C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148C1

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148C1	#FFFFFF	#000000	##FFFFFF
##4148C1	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC5

Deuteranopia (green-blind)

#0052BF

Tritanopia (blue-blind)

#00677E

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4148c1;
/* rgb */ color: rgb(65, 72, 193);
/* oklch */ color: oklch(47.2% 0.186 274.2);

Tailwind

colors: {
  custom: {
    50: '#857bd5',
    500: '#4148c1',
    950: '#000000',
  },
}

SCSS

$custom: #4148c1;
$custom-light: #857bd5;
$custom-dark: #000000;

JSON

{
  "hex": "#4148c1",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 193
  },
  "hsl": {
    "h": 236.719,
    "s": 50.794,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47248,
    "c": 0.18587,
    "h": 274.2
  },
  "luminance": 0.09609
}

Semantic roles & 50–950 ramp

primary

#4148C1

secondary

#CBC892

accent

#D34EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4148C1

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

Preview Lab → · Contrast checker → · Palette generator →