#4172BD#4172BD

#4172BD is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.4% C 0.129 H 258.7°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4172BD
RGB	rgb(65, 114, 189)
HSL	hsl(216, 49%, 50%)
HSV	hsv(216, 66%, 74%)
CMYK	cmyk(65.6%, 39.7%, 0%, 25.9%)
CIE-LAB	lab(48.05, 7.73, -44.35)
CIE-LCH	lch(48.05, 45.02, 279.89°)
OKLab	oklab(55.43% -0.0253 -0.1262)
OKLCH	oklch(55.43% 0.129 258.7)
XYZ	xyz(17.3793, 16.8309, 50.4670)
Luminance	0.1683 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4172BD #BD8C41

analogous

#41B0BD #4172BD #4E41BD

triadic

#4172BD #BD4172 #72BD41

tetradic

#4172BD #BD41B0 #BD8C41 #41BD4E

square

#4172BD #BD41B0 #BD8C41 #41BD4E

split-complementary

#4172BD #BD4E41 #B0BD41

monochromatic

#223B62 #31578F #4172BD #6E94CD #9CB5DD

Accessibility & contrast

On white

4.81

#4172BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4172BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4172BD

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4172BD	#FFFFFF	#000000	##FFFFFF
##4172BD	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5078C0

Deuteranopia (green-blind)

#3E6DBB

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4172bd;
/* rgb */ color: rgb(65, 114, 189);
/* oklch */ color: oklch(55.4% 0.129 258.7);

Tailwind

colors: {
  custom: {
    50: '#829ad1',
    500: '#4172bd',
    950: '#000000',
  },
}

SCSS

$custom: #4172bd;
$custom-light: #829ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#4172bd",
  "rgb": {
    "r": 65,
    "g": 114,
    "b": 189
  },
  "hsl": {
    "h": 216.29,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.5543,
    "c": 0.12876,
    "h": 258.7
  },
  "luminance": 0.16833
}

Semantic roles & 50–950 ramp

primary

#4172BD

secondary

#C9B391

accent

#A24FD8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4172BD

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

Preview Lab → · Contrast checker → · Palette generator →