#4173C2#4173C2

#4173C2 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.0% C 0.134 H 259.2°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4173C2
RGB	rgb(65, 115, 194)
HSL	hsl(217, 51%, 51%)
HSV	hsv(217, 66%, 76%)
CMYK	cmyk(66.5%, 40.7%, 0%, 23.9%)
CIE-LAB	lab(48.61, 8.88, -46.34)
CIE-LCH	lch(48.61, 47.18, 280.85°)
OKLab	oklab(55.96% -0.0252 -0.1321)
OKLCH	oklch(55.96% 0.134 259.2)
XYZ	xyz(18.0448, 17.2785, 53.4126)
Luminance	0.1728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4173C2 #C29041

analogous

#41B3C2 #4173C2 #4F41C2

triadic

#4173C2 #C24173 #73C241

tetradic

#4173C2 #C241B3 #C29041 #41C24F

square

#4173C2 #C241B3 #C29041 #41C24F

split-complementary

#4173C2 #C24F41 #B3C241

monochromatic

#213C67 #305796 #4173C2 #6F95D1 #9EB7E0

Accessibility & contrast

On white

4.71

#4173C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#4173C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4173C2

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4173C2	#FFFFFF	#000000	##FFFFFF
##4173C2	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7AC5

Deuteranopia (green-blind)

#3B6EC0

Tritanopia (blue-blind)

#008591

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4173c2;
/* rgb */ color: rgb(65, 115, 194);
/* oklch */ color: oklch(56.0% 0.134 259.2);

Tailwind

colors: {
  custom: {
    50: '#839ad5',
    500: '#4173c2',
    950: '#000000',
  },
}

SCSS

$custom: #4173c2;
$custom-light: #839ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#4173c2",
  "rgb": {
    "r": 65,
    "g": 115,
    "b": 194
  },
  "hsl": {
    "h": 216.744,
    "s": 51.394,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55957,
    "c": 0.13444,
    "h": 259.2
  },
  "luminance": 0.1728
}

Semantic roles & 50–950 ramp

primary

#4173C2

secondary

#CCB693

accent

#A44DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4173C2

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

Preview Lab → · Contrast checker → · Palette generator →