#4147B3#4147B3

#4147B3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.9% C 0.168 H 275.1°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#4147B3
RGB	rgb(65, 71, 179)
HSL	hsl(237, 47%, 48%)
HSV	hsv(237, 64%, 70%)
CMYK	cmyk(63.7%, 60.3%, 0%, 29.8%)
CIE-LAB	lab(35.76, 31.62, -58.28)
CIE-LCH	lch(35.76, 66.30, 298.48°)
OKLab	oklab(45.89% 0.0151 -0.1677)
OKLCH	oklch(45.89% 0.168 275.1)
XYZ	xyz(12.5672, 8.8839, 43.6916)
Luminance	0.0888 (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

#4147B3 #B3AD41

analogous

#4180B3 #4147B3 #7441B3

triadic

#4147B3 #B34147 #47B341

tetradic

#4147B3 #B34180 #B3AD41 #41B374

square

#4147B3 #B34180 #B3AD41 #41B374

split-complementary

#4147B3 #B37441 #80B341

monochromatic

#202359 #313586 #4147B3 #696EC8 #9699D9

Accessibility & contrast

On white

7.56

#4147B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#4147B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4147B3

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4147B3	#FFFFFF	#000000	##FFFFFF
##4147B3	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B7

Deuteranopia (green-blind)

#004FB1

Tritanopia (blue-blind)

#006276

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4147b3;
/* rgb */ color: rgb(65, 71, 179);
/* oklch */ color: oklch(45.9% 0.168 275.1);

Tailwind

colors: {
  custom: {
    50: '#827acb',
    500: '#4147b3',
    950: '#000000',
  },
}

SCSS

$custom: #4147b3;
$custom-light: #827acb;
$custom-dark: #000000;

JSON

{
  "hex": "#4147b3",
  "rgb": {
    "r": 65,
    "g": 71,
    "b": 179
  },
  "hsl": {
    "h": 236.842,
    "s": 46.721,
    "l": 47.843
  },
  "oklch": {
    "l": 0.45889,
    "c": 0.16842,
    "h": 275.1
  },
  "luminance": 0.08885
}

Semantic roles & 50–950 ramp

primary

#4147B3

secondary

#C4C18B

accent

#CF51D6

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4147B3

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

Preview Lab → · Contrast checker → · Palette generator →