#4177D0#4177D0

#4177D0 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.7% C 0.149 H 259.9°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4177D0
RGB	rgb(65, 119, 208)
HSL	hsl(217, 60%, 54%)
HSV	hsv(217, 69%, 82%)
CMYK	cmyk(68.8%, 42.8%, 0%, 18.4%)
CIE-LAB	lab(50.53, 11.39, -51.27)
CIE-LCH	lch(50.53, 52.52, 282.53°)
OKLab	oklab(57.71% -0.0262 -0.1465)
OKLCH	oklch(57.71% 0.149 259.9)
XYZ	xyz(20.1579, 18.8695, 62.2421)
Luminance	0.1887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4177D0 #D09A41

analogous

#41BED0 #4177D0 #5241D0

triadic

#4177D0 #D04177 #77D041

tetradic

#4177D0 #D041BE #D09A41 #41D052

square

#4177D0 #D041BE #D09A41 #41D052

split-complementary

#4177D0 #D05241 #BED041

monochromatic

#1E4079 #2A5AAA #4177D0 #729ADC #A3BDE8

Accessibility & contrast

On white

4.40

#4177D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4177D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4177D0

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4177D0	#FFFFFF	#000000	##000000
##4177D0	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7FD3

Deuteranopia (green-blind)

#3472CE

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4177d0;
/* rgb */ color: rgb(65, 119, 208);
/* oklch */ color: oklch(57.7% 0.149 259.9);

Tailwind

colors: {
  custom: {
    50: '#859ddf',
    500: '#4177d0',
    950: '#000000',
  },
}

SCSS

$custom: #4177d0;
$custom-light: #859ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#4177d0",
  "rgb": {
    "r": 65,
    "g": 119,
    "b": 208
  },
  "hsl": {
    "h": 217.343,
    "s": 60.338,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57705,
    "c": 0.1488,
    "h": 259.9
  },
  "luminance": 0.18872
}

Semantic roles & 50–950 ramp

primary

#4177D0

secondary

#D5BE98

accent

#A744E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4177D0

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

Preview Lab → · Contrast checker → · Palette generator →