#4179CE#4179CE

#4179CE is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.0% C 0.144 H 258.6°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4179CE
RGB	rgb(65, 121, 206)
HSL	hsl(216, 59%, 53%)
HSV	hsv(216, 68%, 81%)
CMYK	cmyk(68.4%, 41.3%, 0%, 19.2%)
CIE-LAB	lab(50.98, 9.44, -49.42)
CIE-LCH	lch(50.98, 50.31, 280.82°)
OKLab	oklab(58.01% -0.0285 -0.141)
OKLCH	oklch(58.01% 0.144 258.6)
XYZ	xyz(20.1539, 19.2527, 61.0346)
Luminance	0.1925 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4179CE #CE9641

analogous

#41C0CE #4179CE #4F41CE

triadic

#4179CE #CE4179 #79CE41

tetradic

#4179CE #CE41C0 #CE9641 #41CE4F

square

#4179CE #CE41C0 #CE9641 #41CE4F

split-complementary

#4179CE #CE4F41 #C0CE41

monochromatic

#1E4176 #2B5CA7 #4179CE #729BDB #A2BEE7

Accessibility & contrast

On white

4.33

#4179CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#4179CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4179CE

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4179CE	#FFFFFF	#000000	##000000
##4179CE	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5180D1

Deuteranopia (green-blind)

#3B73CC

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4179ce;
/* rgb */ color: rgb(65, 121, 206);
/* oklch */ color: oklch(58.0% 0.144 258.6);

Tailwind

colors: {
  custom: {
    50: '#859fdd',
    500: '#4179ce',
    950: '#000000',
  },
}

SCSS

$custom: #4179ce;
$custom-light: #859fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#4179ce",
  "rgb": {
    "r": 65,
    "g": 121,
    "b": 206
  },
  "hsl": {
    "h": 216.17,
    "s": 58.996,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58014,
    "c": 0.14386,
    "h": 258.6
  },
  "luminance": 0.19255
}

Semantic roles & 50–950 ramp

primary

#4179CE

secondary

#D4BC97

accent

#A446E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4179CE

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

Preview Lab → · Contrast checker → · Palette generator →