#4148AF#4148AF

#4148AF is a mid, vivid blue. Relative luminance 0.089; OKLCH L 45.7% C 0.162 H 275.1°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#4148AF
RGB	rgb(65, 72, 175)
HSL	hsl(236, 46%, 47%)
HSV	hsv(236, 63%, 69%)
CMYK	cmyk(62.9%, 58.9%, 0%, 31.4%)
CIE-LAB	lab(35.70, 29.60, -56.00)
CIE-LCH	lch(35.70, 63.35, 297.86°)
OKLab	oklab(45.75% 0.0143 -0.161)
OKLCH	oklch(45.75% 0.162 275.1)
XYZ	xyz(12.2327, 8.8527, 41.6132)
Luminance	0.0885 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4148AF #AFA841

analogous

#417FAF #4148AF #7141AF

triadic

#4148AF #AF4148 #48AF41

tetradic

#4148AF #AF417F #AFA841 #41AF71

square

#4148AF #AF417F #AFA841 #41AF71

split-complementary

#4148AF #AF7141 #7FAF41

monochromatic

#202356 #303682 #4148AF #676DC6 #9398D7

Accessibility & contrast

On white

7.58

#4148AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4148AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4148AF

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4148AF	#FFFFFF	#000000	##FFFFFF
##4148AF	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B2

Deuteranopia (green-blind)

#004FAD

Tritanopia (blue-blind)

#006174

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4148af;
/* rgb */ color: rgb(65, 72, 175);
/* oklch */ color: oklch(45.7% 0.162 275.1);

Tailwind

colors: {
  custom: {
    50: '#817bc8',
    500: '#4148af',
    950: '#000000',
  },
}

SCSS

$custom: #4148af;
$custom-light: #817bc8;
$custom-dark: #000000;

JSON

{
  "hex": "#4148af",
  "rgb": {
    "r": 65,
    "g": 72,
    "b": 175
  },
  "hsl": {
    "h": 236.182,
    "s": 45.833,
    "l": 47.059
  },
  "oklch": {
    "l": 0.45746,
    "c": 0.16168,
    "h": 275.1
  },
  "luminance": 0.08854
}

Semantic roles & 50–950 ramp

primary

#4148AF

secondary

#C2BF89

accent

#CD52D5

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4148AF

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

Preview Lab → · Contrast checker → · Palette generator →