#4164CC#4164CC

#4164CC is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.4% C 0.166 H 266.7°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4164CC
RGB	rgb(65, 100, 204)
HSL	hsl(225, 58%, 53%)
HSV	hsv(225, 68%, 80%)
CMYK	cmyk(68.1%, 51%, 0%, 20%)
CIE-LAB	lab(45.08, 21.91, -57.75)
CIE-LCH	lch(45.08, 61.77, 290.77°)
OKLab	oklab(53.44% -0.0095 -0.1658)
OKLCH	oklch(53.44% 0.166 266.7)
XYZ	xyz(17.6324, 14.5961, 59.0031)
Luminance	0.1460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4164CC #CCA941

analogous

#41A9CC #4164CC #6341CC

triadic

#4164CC #CC4164 #64CC41

tetradic

#4164CC #CC41A9 #CCA941 #41CC63

square

#4164CC #CC41A9 #CCA941 #41CC63

split-complementary

#4164CC #CC6341 #A9CC41

monochromatic

#1F3474 #2C4AA4 #4164CC #718BD9 #A1B3E6

Accessibility & contrast

On white

5.36

#4164CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#4164CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4164CC

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4164CC	#FFFFFF	#000000	##FFFFFF
##4164CC	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2571D0

Deuteranopia (green-blind)

#0065CA

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4164cc;
/* rgb */ color: rgb(65, 100, 204);
/* oklch */ color: oklch(53.4% 0.166 266.7);

Tailwind

colors: {
  custom: {
    50: '#858fdc',
    500: '#4164cc',
    950: '#000000',
  },
}

SCSS

$custom: #4164cc;
$custom-light: #858fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4164cc",
  "rgb": {
    "r": 65,
    "g": 100,
    "b": 204
  },
  "hsl": {
    "h": 224.892,
    "s": 57.676,
    "l": 52.745
  },
  "oklch": {
    "l": 0.53444,
    "c": 0.16611,
    "h": 266.7
  },
  "luminance": 0.14598
}

Semantic roles & 50–950 ramp

primary

#4164CC

secondary

#D3C396

accent

#BA47E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4164CC

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

Preview Lab → · Contrast checker → · Palette generator →