#4170CA#4170CA

#4170CA is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.8% C 0.149 H 262.0°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4170CA
RGB	rgb(65, 112, 202)
HSL	hsl(219, 56%, 52%)
HSV	hsv(219, 68%, 79%)
CMYK	cmyk(67.8%, 44.6%, 0%, 20.8%)
CIE-LAB	lab(48.23, 13.60, -51.54)
CIE-LCH	lch(48.23, 53.30, 284.79°)
OKLab	oklab(55.81% -0.0207 -0.1474)
OKLCH	oklch(55.81% 0.149 262)
XYZ	xyz(18.6310, 16.9746, 58.1602)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4170CA #CA9B41

analogous

#41B5CA #4170CA #5641CA

triadic

#4170CA #CA4170 #70CA41

tetradic

#4170CA #CA41B5 #CA9B41 #41CA56

square

#4170CA #CA41B5 #CA9B41 #41CA56

split-complementary

#4170CA #CA5641 #B5CA41

monochromatic

#203C71 #2D55A1 #4170CA #7194D7 #A1B8E5

Accessibility & contrast

On white

4.78

#4170CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4170CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4170CA

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4170CA	#FFFFFF	#000000	##FFFFFF
##4170CA	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4479CD

Deuteranopia (green-blind)

#2B6DC8

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4170ca;
/* rgb */ color: rgb(65, 112, 202);
/* oklch */ color: oklch(55.8% 0.149 262.0);

Tailwind

colors: {
  custom: {
    50: '#8498db',
    500: '#4170ca',
    950: '#000000',
  },
}

SCSS

$custom: #4170ca;
$custom-light: #8498db;
$custom-dark: #000000;

JSON

{
  "hex": "#4170ca",
  "rgb": {
    "r": 65,
    "g": 112,
    "b": 202
  },
  "hsl": {
    "h": 219.416,
    "s": 56.379,
    "l": 52.353
  },
  "oklch": {
    "l": 0.55813,
    "c": 0.14882,
    "h": 262
  },
  "luminance": 0.16976
}

Semantic roles & 50–950 ramp

primary

#4170CA

secondary

#D1BD96

accent

#AC48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4170CA

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

Preview Lab → · Contrast checker → · Palette generator →