#4163D9#4163D9

#4163D9 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.2% C 0.185 H 267.6°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#4163D9
RGB	rgb(65, 99, 217)
HSL	hsl(227, 67%, 55%)
HSV	hsv(227, 70%, 85%)
CMYK	cmyk(70%, 54.4%, 0%, 14.9%)
CIE-LAB	lab(45.71, 27.19, -64.16)
CIE-LCH	lch(45.71, 69.69, 292.97°)
OKLab	oklab(54.21% -0.0076 -0.1847)
OKLCH	oklch(54.21% 0.185 267.6)
XYZ	xyz(19.1619, 15.0553, 67.5283)
Luminance	0.1506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4163D9 #D9B741

analogous

#41AFD9 #4163D9 #6B41D9

triadic

#4163D9 #D94163 #63D941

tetradic

#4163D9 #D941AF #D9B741 #41D96B

square

#4163D9 #D941AF #D9B741 #41D96B

split-complementary

#4163D9 #D96B41 #AFD941

monochromatic

#1B3285 #2546B8 #4163D9 #748DE3 #A7B7ED

Accessibility & contrast

On white

5.24

#4163D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#4163D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4163D9

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4163D9	#FFFFFF	#000000	##FFFFFF
##4163D9	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073DD

Deuteranopia (green-blind)

#0066D7

Tritanopia (blue-blind)

#008094

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4163d9;
/* rgb */ color: rgb(65, 99, 217);
/* oklch */ color: oklch(54.2% 0.185 267.6);

Tailwind

colors: {
  custom: {
    50: '#888ee6',
    500: '#4163d9',
    950: '#000000',
  },
}

SCSS

$custom: #4163d9;
$custom-light: #888ee6;
$custom-dark: #000000;

JSON

{
  "hex": "#4163d9",
  "rgb": {
    "r": 65,
    "g": 99,
    "b": 217
  },
  "hsl": {
    "h": 226.579,
    "s": 66.667,
    "l": 55.294
  },
  "oklch": {
    "l": 0.54208,
    "c": 0.18487,
    "h": 267.6
  },
  "luminance": 0.15057
}

Semantic roles & 50–950 ramp

primary

#4163D9

secondary

#DBCC9B

accent

#C33EEA

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4163D9

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

Preview Lab → · Contrast checker → · Palette generator →