#4174C9#4174C9

#4174C9 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.6% C 0.143 H 260.0°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4174C9
RGB	rgb(65, 116, 201)
HSL	hsl(218, 56%, 52%)
HSV	hsv(218, 68%, 79%)
CMYK	cmyk(67.7%, 42.3%, 0%, 21.2%)
CIE-LAB	lab(49.29, 10.75, -49.27)
CIE-LCH	lch(49.29, 50.43, 282.31°)
OKLab	oklab(56.61% -0.0247 -0.1406)
OKLCH	oklch(56.61% 0.143 260)
XYZ	xyz(18.9642, 17.8297, 57.6891)
Luminance	0.1783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4174C9 #C99641

analogous

#41B8C9 #4174C9 #5241C9

triadic

#4174C9 #C94174 #74C941

tetradic

#4174C9 #C941B8 #C99641 #41C952

square

#4174C9 #C941B8 #C99641 #41C952

split-complementary

#4174C9 #C95241 #B8C941

monochromatic

#203E70 #2D589F #4174C9 #7197D7 #A0BAE4

Accessibility & contrast

On white

4.60

#4174C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#4174C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4174C9

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4174C9	#FFFFFF	#000000	##FFFFFF
##4174C9	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7CCC

Deuteranopia (green-blind)

#366FC7

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4174c9;
/* rgb */ color: rgb(65, 116, 201);
/* oklch */ color: oklch(56.6% 0.143 260.0);

Tailwind

colors: {
  custom: {
    50: '#849bda',
    500: '#4174c9',
    950: '#000000',
  },
}

SCSS

$custom: #4174c9;
$custom-light: #849bda;
$custom-dark: #000000;

JSON

{
  "hex": "#4174c9",
  "rgb": {
    "r": 65,
    "g": 116,
    "b": 201
  },
  "hsl": {
    "h": 217.5,
    "s": 55.738,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56612,
    "c": 0.1428,
    "h": 260
  },
  "luminance": 0.17832
}

Semantic roles & 50–950 ramp

primary

#4174C9

secondary

#D1BA95

accent

#A749DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4174C9

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

Preview Lab → · Contrast checker → · Palette generator →