#4172CB#4172CB

#4172CB is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.148 H 261.3°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4172CB
RGB	rgb(65, 114, 203)
HSL	hsl(219, 57%, 53%)
HSV	hsv(219, 68%, 80%)
CMYK	cmyk(68%, 43.8%, 0%, 20.4%)
CIE-LAB	lab(48.84, 12.71, -51.12)
CIE-LCH	lch(48.84, 52.68, 283.96°)
OKLab	oklab(56.31% -0.0224 -0.1461)
OKLCH	oklch(56.31% 0.148 261.3)
XYZ	xyz(18.9729, 17.4683, 58.8602)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4172CB #CB9A41

analogous

#41B7CB #4172CB #5541CB

triadic

#4172CB #CB4172 #72CB41

tetradic

#4172CB #CB41B7 #CB9A41 #41CB55

square

#4172CB #CB41B7 #CB9A41 #41CB55

split-complementary

#4172CB #CB5541 #B7CB41

monochromatic

#1F3D72 #2C56A2 #4172CB #7196D8 #A1B9E5

Accessibility & contrast

On white

4.67

#4172CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4172CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4172CB

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4172CB	#FFFFFF	#000000	##FFFFFF
##4172CB	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477BCE

Deuteranopia (green-blind)

#2F6EC9

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4172cb;
/* rgb */ color: rgb(65, 114, 203);
/* oklch */ color: oklch(56.3% 0.148 261.3);

Tailwind

colors: {
  custom: {
    50: '#849adb',
    500: '#4172cb',
    950: '#000000',
  },
}

SCSS

$custom: #4172cb;
$custom-light: #849adb;
$custom-dark: #000000;

JSON

{
  "hex": "#4172cb",
  "rgb": {
    "r": 65,
    "g": 114,
    "b": 203
  },
  "hsl": {
    "h": 218.696,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.56307,
    "c": 0.14783,
    "h": 261.3
  },
  "luminance": 0.1747
}

Semantic roles & 50–950 ramp

primary

#4172CB

secondary

#D2BD96

accent

#AA48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4172CB

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

Preview Lab → · Contrast checker → · Palette generator →