#4172BF#4172BF

#4172BF is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.6% C 0.131 H 259.1°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4172BF
RGB	rgb(65, 114, 191)
HSL	hsl(217, 50%, 50%)
HSV	hsv(217, 66%, 75%)
CMYK	cmyk(66%, 40.3%, 0%, 25.1%)
CIE-LAB	lab(48.16, 8.44, -45.33)
CIE-LCH	lch(48.16, 46.11, 280.55°)
OKLab	oklab(55.55% -0.0248 -0.1291)
OKLCH	oklch(55.55% 0.131 259.1)
XYZ	xyz(17.5979, 16.9183, 51.6183)
Luminance	0.1692 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4172BF #BF8E41

analogous

#41B1BF #4172BF #4F41BF

triadic

#4172BF #BF4172 #72BF41

tetradic

#4172BF #BF41B1 #BF8E41 #41BF4F

square

#4172BF #BF41B1 #BF8E41 #41BF4F

split-complementary

#4172BF #BF4F41 #B1BF41

monochromatic

#223B64 #315792 #4172BF #6F94CE #9DB6DE

Accessibility & contrast

On white

4.79

#4172BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#4172BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4172BF

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4172BF	#FFFFFF	#000000	##FFFFFF
##4172BF	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#3C6DBD

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4172bf;
/* rgb */ color: rgb(65, 114, 191);
/* oklch */ color: oklch(55.6% 0.131 259.1);

Tailwind

colors: {
  custom: {
    50: '#829ad3',
    500: '#4172bf',
    950: '#000000',
  },
}

SCSS

$custom: #4172bf;
$custom-light: #829ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4172bf",
  "rgb": {
    "r": 65,
    "g": 114,
    "b": 191
  },
  "hsl": {
    "h": 216.667,
    "s": 49.606,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55552,
    "c": 0.13149,
    "h": 259.1
  },
  "luminance": 0.1692
}

Semantic roles & 50–950 ramp

primary

#4172BF

secondary

#CAB492

accent

#A34FD9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4172BF

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

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