#4170D4#4170D4

#4170D4 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.5% C 0.162 H 263.2°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4170D4
RGB	rgb(65, 112, 212)
HSL	hsl(221, 63%, 54%)
HSV	hsv(221, 69%, 83%)
CMYK	cmyk(69.3%, 47.2%, 0%, 16.9%)
CIE-LAB	lab(48.84, 17.19, -56.26)
CIE-LCH	lch(48.84, 58.83, 286.99°)
OKLab	oklab(56.48% -0.0191 -0.1613)
OKLCH	oklch(56.48% 0.162 263.2)
XYZ	xyz(19.8536, 17.4636, 64.5991)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4170D4 #D4A541

analogous

#41BAD4 #4170D4 #5C41D4

triadic

#4170D4 #D44170 #70D441

tetradic

#4170D4 #D441BA #D4A541 #41D45C

square

#4170D4 #D441BA #D4A541 #41D45C

split-complementary

#4170D4 #D45C41 #BAD441

monochromatic

#1D3C7E #2853B0 #4170D4 #7396DF #A5BBEB

Accessibility & contrast

On white

4.67

#4170D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4170D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4170D4

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4170D4	#FFFFFF	#000000	##FFFFFF
##4170D4	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B7BD8

Deuteranopia (green-blind)

#176ED2

Tritanopia (blue-blind)

#008798

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4170d4;
/* rgb */ color: rgb(65, 112, 212);
/* oklch */ color: oklch(56.5% 0.162 263.2);

Tailwind

colors: {
  custom: {
    50: '#8698e2',
    500: '#4170d4',
    950: '#000000',
  },
}

SCSS

$custom: #4170d4;
$custom-light: #8698e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4170d4",
  "rgb": {
    "r": 65,
    "g": 112,
    "b": 212
  },
  "hsl": {
    "h": 220.816,
    "s": 63.09,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56478,
    "c": 0.1624,
    "h": 263.2
  },
  "luminance": 0.17466
}

Semantic roles & 50–950 ramp

primary

#4170D4

secondary

#D8C499

accent

#B242E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4170D4

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

Preview Lab → · Contrast checker → · Palette generator →