#4177D5#4177D5

#4177D5 is a mid, vivid blue. Relative luminance 0.191; OKLCH L 58.0% C 0.156 H 260.6°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#4177D5
RGB	rgb(65, 119, 213)
HSL	hsl(218, 64%, 55%)
HSV	hsv(218, 69%, 84%)
CMYK	cmyk(69.5%, 44.1%, 0%, 16.5%)
CIE-LAB	lab(50.83, 13.18, -53.64)
CIE-LCH	lch(50.83, 55.24, 283.80°)
OKLab	oklab(58.03% -0.0253 -0.1534)
OKLCH	oklch(58.03% 0.156 260.6)
XYZ	xyz(20.7827, 19.1194, 65.5330)
Luminance	0.1912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4177D5 #D59F41

analogous

#41C1D5 #4177D5 #5541D5

triadic

#4177D5 #D54177 #77D541

tetradic

#4177D5 #D541C1 #D59F41 #41D555

square

#4177D5 #D541C1 #D59F41 #41D555

split-complementary

#4177D5 #D55541 #C1D541

monochromatic

#1C407F #275AB2 #4177D5 #739BE0 #A5BFEB

Accessibility & contrast

On white

4.35

#4177D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#4177D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4177D5

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4177D5	#FFFFFF	#000000	##000000
##4177D5	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4980D9

Deuteranopia (green-blind)

#2D73D3

Tritanopia (blue-blind)

#008D9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4177d5;
/* rgb */ color: rgb(65, 119, 213);
/* oklch */ color: oklch(58.0% 0.156 260.6);

Tailwind

colors: {
  custom: {
    50: '#869de2',
    500: '#4177d5',
    950: '#000000',
  },
}

SCSS

$custom: #4177d5;
$custom-light: #869de2;
$custom-dark: #000000;

JSON

{
  "hex": "#4177d5",
  "rgb": {
    "r": 65,
    "g": 119,
    "b": 213
  },
  "hsl": {
    "h": 218.108,
    "s": 63.793,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58026,
    "c": 0.15552,
    "h": 260.6
  },
  "luminance": 0.19122
}

Semantic roles & 50–950 ramp

primary

#4177D5

secondary

#D8C19A

accent

#AA41E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4177D5

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

Preview Lab → · Contrast checker → · Palette generator →