#4152B5#4152B5

#4152B5 is a mid, vivid blue. Relative luminance 0.105; OKLCH L 48.1% C 0.157 H 271.8°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#4152B5
RGB	rgb(65, 82, 181)
HSL	hsl(231, 47%, 48%)
HSV	hsv(231, 64%, 71%)
CMYK	cmyk(64.1%, 54.7%, 0%, 29%)
CIE-LAB	lab(38.71, 25.27, -54.66)
CIE-LCH	lch(38.71, 60.22, 294.81°)
OKLab	oklab(48.14% 0.0051 -0.157)
OKLCH	oklch(48.14% 0.157 271.8)
XYZ	xyz(13.5350, 10.4934, 45.0193)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4152B5 #B5A441

analogous

#418CB5 #4152B5 #6A41B5

triadic

#4152B5 #B54152 #52B541

tetradic

#4152B5 #B5418C #B5A441 #41B56A

square

#4152B5 #B5418C #B5A441 #41B56A

split-complementary

#4152B5 #B56A41 #8CB541

monochromatic

#21295B #313E88 #4152B5 #6A78C9 #97A1DA

Accessibility & contrast

On white

6.78

#4152B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4152B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4152B5

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4152B5	#FFFFFF	#000000	##FFFFFF
##4152B5	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0760B8

Deuteranopia (green-blind)

#0056B3

Tritanopia (blue-blind)

#00697B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4152b5;
/* rgb */ color: rgb(65, 82, 181);
/* oklch */ color: oklch(48.1% 0.157 271.8);

Tailwind

colors: {
  custom: {
    50: '#8282cc',
    500: '#4152b5',
    950: '#000000',
  },
}

SCSS

$custom: #4152b5;
$custom-light: #8282cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4152b5",
  "rgb": {
    "r": 65,
    "g": 82,
    "b": 181
  },
  "hsl": {
    "h": 231.207,
    "s": 47.154,
    "l": 48.235
  },
  "oklch": {
    "l": 0.48136,
    "c": 0.15707,
    "h": 271.8
  },
  "luminance": 0.10495
}

Semantic roles & 50–950 ramp

primary

#4152B5

secondary

#C5BD8C

accent

#C351D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4152B5

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

Preview Lab → · Contrast checker → · Palette generator →