#4172BB#4172BB

#4172BB is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.3% C 0.126 H 258.2°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4172BB
RGB	rgb(65, 114, 187)
HSL	hsl(216, 48%, 49%)
HSV	hsv(216, 65%, 73%)
CMYK	cmyk(65.2%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.94, 7.03, -43.37)
CIE-LCH	lch(47.94, 43.94, 279.20°)
OKLab	oklab(55.31% -0.0257 -0.1234)
OKLCH	oklch(55.31% 0.126 258.2)
XYZ	xyz(17.1637, 16.7446, 49.3316)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4172BB #BB8A41

analogous

#41AFBB #4172BB #4D41BB

triadic

#4172BB #BB4172 #72BB41

tetradic

#4172BB #BB41AF #BB8A41 #41BB4D

square

#4172BB #BB41AF #BB8A41 #41BB4D

split-complementary

#4172BB #BB4D41 #AFBB41

monochromatic

#213B60 #31568E #4172BB #6D93CC #9AB5DC

Accessibility & contrast

On white

4.83

#4172BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4172BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4172BB

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4172BB	#FFFFFF	#000000	##FFFFFF
##4172BB	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5278BE

Deuteranopia (green-blind)

#406DB9

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4172bb;
/* rgb */ color: rgb(65, 114, 187);
/* oklch */ color: oklch(55.3% 0.126 258.2);

Tailwind

colors: {
  custom: {
    50: '#829ad0',
    500: '#4172bb',
    950: '#000000',
  },
}

SCSS

$custom: #4172bb;
$custom-light: #829ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#4172bb",
  "rgb": {
    "r": 65,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 215.902,
    "s": 48.413,
    "l": 49.412
  },
  "oklch": {
    "l": 0.5531,
    "c": 0.12604,
    "h": 258.2
  },
  "luminance": 0.16746
}

Semantic roles & 50–950 ramp

primary

#4172BB

secondary

#C8B190

accent

#A150D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4172BB

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

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