#4174CB#4174CB

#4174CB is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.7% C 0.146 H 260.4°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4174CB
RGB	rgb(65, 116, 203)
HSL	hsl(218, 57%, 53%)
HSV	hsv(218, 68%, 80%)
CMYK	cmyk(68%, 42.9%, 0%, 20.4%)
CIE-LAB	lab(49.40, 11.47, -50.23)
CIE-LCH	lch(49.40, 51.52, 282.86°)
OKLab	oklab(56.74% -0.0243 -0.1435)
OKLCH	oklch(56.74% 0.146 260.4)
XYZ	xyz(19.2010, 17.9245, 58.9362)
Luminance	0.1793 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4174CB #CB9841

analogous

#41B9CB #4174CB #5341CB

triadic

#4174CB #CB4174 #74CB41

tetradic

#4174CB #CB41B9 #CB9841 #41CB53

square

#4174CB #CB41B9 #CB9841 #41CB53

split-complementary

#4174CB #CB5341 #B9CB41

monochromatic

#1F3E72 #2C58A2 #4174CB #7197D8 #A1BAE5

Accessibility & contrast

On white

4.58

#4174CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4174CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4174CB

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4174CB	#FFFFFF	#000000	##000000
##4174CB	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B7CCE

Deuteranopia (green-blind)

#3370C9

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4174cb;
/* rgb */ color: rgb(65, 116, 203);
/* oklch */ color: oklch(56.7% 0.146 260.4);

Tailwind

colors: {
  custom: {
    50: '#849bdb',
    500: '#4174cb',
    950: '#000000',
  },
}

SCSS

$custom: #4174cb;
$custom-light: #849bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4174cb",
  "rgb": {
    "r": 65,
    "g": 116,
    "b": 203
  },
  "hsl": {
    "h": 217.826,
    "s": 57.025,
    "l": 52.549
  },
  "oklch": {
    "l": 0.56739,
    "c": 0.14551,
    "h": 260.4
  },
  "luminance": 0.17926
}

Semantic roles & 50–950 ramp

primary

#4174CB

secondary

#D2BC96

accent

#A848E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4174CB

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

Preview Lab → · Contrast checker → · Palette generator →