#4148D2#4148D2

#4148D2 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 48.7% C 0.208 H 273.4°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#4148D2
RGB	rgb(65, 72, 210)
HSL	hsl(237, 62%, 54%)
HSV	hsv(237, 69%, 82%)
CMYK	cmyk(69%, 65.7%, 0%, 17.6%)
CIE-LAB	lab(38.57, 41.59, -71.79)
CIE-LCH	lch(38.57, 82.97, 300.08°)
OKLab	oklab(48.75% 0.0125 -0.2074)
OKLCH	oklch(48.75% 0.208 273.4)
XYZ	xyz(16.1263, 10.4102, 62.1198)
Luminance	0.1041 (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

#4148D2 #D2CB41

analogous

#4191D2 #4148D2 #8341D2

triadic

#4148D2 #D24148 #48D241

tetradic

#4148D2 #D24191 #D2CB41 #41D283

square

#4148D2 #D24191 #D2CB41 #41D283

split-complementary

#4148D2 #D28341 #91D241

monochromatic

#1D227B #292FAD #4148D2 #7278DE #A4A7E9

Accessibility & contrast

On white

6.81

#4148D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4148D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4148D2

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148D2	#FFFFFF	#000000	##FFFFFF
##4148D2	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D6

Deuteranopia (green-blind)

#0054CF

Tritanopia (blue-blind)

#006C87

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4148d2;
/* rgb */ color: rgb(65, 72, 210);
/* oklch */ color: oklch(48.7% 0.208 273.4);

Tailwind

colors: {
  custom: {
    50: '#887be1',
    500: '#4148d2',
    950: '#000000',
  },
}

SCSS

$custom: #4148d2;
$custom-light: #887be1;
$custom-dark: #000000;

JSON

{
  "hex": "#4148d2",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 210
  },
  "hsl": {
    "h": 237.103,
    "s": 61.702,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48745,
    "c": 0.20776,
    "h": 273.4
  },
  "luminance": 0.10412
}

Semantic roles & 50–950 ramp

primary

#4148D2

secondary

#D6D398

accent

#DD43E5

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4148D2

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

Preview Lab → · Contrast checker → · Palette generator →