#4148C3#4148C3

#4148C3 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.4% C 0.188 H 274.1°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4148C3
RGB	rgb(65, 72, 195)
HSL	hsl(237, 52%, 51%)
HSV	hsv(237, 67%, 76%)
CMYK	cmyk(66.7%, 63.1%, 0%, 23.5%)
CIE-LAB	lab(37.29, 36.49, -65.18)
CIE-LCH	lch(37.29, 74.70, 299.24°)
OKLab	oklab(47.42% 0.0136 -0.188)
OKLCH	oklch(47.42% 0.188 274.1)
XYZ	xyz(14.3444, 9.6974, 52.7350)
Luminance	0.0970 (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

#4148C3 #C3BC41

analogous

#4189C3 #4148C3 #7B41C3

triadic

#4148C3 #C34148 #48C341

tetradic

#4148C3 #C34189 #C3BC41 #41C37B

square

#4148C3 #C34189 #C3BC41 #41C37B

split-complementary

#4148C3 #C37B41 #89C341

monochromatic

#212569 #303597 #4148C3 #7075D2 #9EA2E0

Accessibility & contrast

On white

7.14

#4148C3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4148C3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148C3

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148C3	#FFFFFF	#000000	##FFFFFF
##4148C3	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC7

Deuteranopia (green-blind)

#0052C1

Tritanopia (blue-blind)

#00677F

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4148c3;
/* rgb */ color: rgb(65, 72, 195);
/* oklch */ color: oklch(47.4% 0.188 274.1);

Tailwind

colors: {
  custom: {
    50: '#857bd6',
    500: '#4148c3',
    950: '#000000',
  },
}

SCSS

$custom: #4148c3;
$custom-light: #857bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#4148c3",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 195
  },
  "hsl": {
    "h": 236.769,
    "s": 52,
    "l": 50.98
  },
  "oklch": {
    "l": 0.4742,
    "c": 0.18848,
    "h": 274.1
  },
  "luminance": 0.09699
}

Semantic roles & 50–950 ramp

primary

#4148C3

secondary

#CDCA93

accent

#D44CDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4148C3

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

Preview Lab → · Contrast checker → · Palette generator →