#4174BC#4174BC

#4174BC is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.8% C 0.125 H 257.3°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4174BC
RGB	rgb(65, 116, 188)
HSL	hsl(215, 49%, 50%)
HSV	hsv(215, 65%, 74%)
CMYK	cmyk(65.4%, 38.3%, 0%, 26.3%)
CIE-LAB	lab(48.57, 6.14, -42.95)
CIE-LCH	lch(48.57, 43.39, 278.14°)
OKLab	oklab(55.82% -0.0275 -0.1221)
OKLCH	oklch(55.82% 0.125 257.3)
XYZ	xyz(17.4992, 17.2437, 49.9734)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4174BC #BC8941

analogous

#41B2BC #4174BC #4B41BC

triadic

#4174BC #BC4174 #74BC41

tetradic

#4174BC #BC41B2 #BC8941 #41BC4B

square

#4174BC #BC41B2 #BC8941 #41BC4B

split-complementary

#4174BC #BC4B41 #B2BC41

monochromatic

#223C61 #31588F #4174BC #6E95CD #9BB6DC

Accessibility & contrast

On white

4.72

#4174BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4174BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4174BC

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4174BC	#FFFFFF	#000000	##FFFFFF
##4174BC	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547ABF

Deuteranopia (green-blind)

#426EBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4174bc;
/* rgb */ color: rgb(65, 116, 188);
/* oklch */ color: oklch(55.8% 0.125 257.3);

Tailwind

colors: {
  custom: {
    50: '#829bd0',
    500: '#4174bc',
    950: '#000000',
  },
}

SCSS

$custom: #4174bc;
$custom-light: #829bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4174bc",
  "rgb": {
    "r": 65,
    "g": 116,
    "b": 188
  },
  "hsl": {
    "h": 215.122,
    "s": 48.617,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55816,
    "c": 0.12519,
    "h": 257.3
  },
  "luminance": 0.17245
}

Semantic roles & 50–950 ramp

primary

#4174BC

secondary

#C9B190

accent

#A050D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4174BC

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

Preview Lab → · Contrast checker → · Palette generator →