#4170C7#4170C7

#4170C7 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.6% C 0.145 H 261.5°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4170C7
RGB	rgb(65, 112, 199)
HSL	hsl(219, 54%, 52%)
HSV	hsv(219, 67%, 78%)
CMYK	cmyk(67.3%, 43.7%, 0%, 22%)
CIE-LAB	lab(48.05, 12.53, -50.10)
CIE-LCH	lch(48.05, 51.65, 284.04°)
OKLab	oklab(55.62% -0.0213 -0.1431)
OKLCH	oklch(55.62% 0.145 261.5)
XYZ	xyz(18.2793, 16.8339, 56.3077)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4170C7 #C79841

analogous

#41B3C7 #4170C7 #5541C7

triadic

#4170C7 #C74170 #70C741

tetradic

#4170C7 #C741B3 #C79841 #41C755

square

#4170C7 #C741B3 #C79841 #41C755

split-complementary

#4170C7 #C75541 #B3C741

monochromatic

#203B6D #2E559D #4170C7 #7094D5 #A0B7E3

Accessibility & contrast

On white

4.81

#4170C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4170C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4170C7

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4170C7	#FFFFFF	#000000	##FFFFFF
##4170C7	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4679CA

Deuteranopia (green-blind)

#2F6CC5

Tritanopia (blue-blind)

#008492

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4170c7;
/* rgb */ color: rgb(65, 112, 199);
/* oklch */ color: oklch(55.6% 0.145 261.5);

Tailwind

colors: {
  custom: {
    50: '#8498d8',
    500: '#4170c7',
    950: '#000000',
  },
}

SCSS

$custom: #4170c7;
$custom-light: #8498d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4170c7",
  "rgb": {
    "r": 65,
    "g": 112,
    "b": 199
  },
  "hsl": {
    "h": 218.955,
    "s": 54.472,
    "l": 51.765
  },
  "oklch": {
    "l": 0.55618,
    "c": 0.14472,
    "h": 261.5
  },
  "luminance": 0.16836
}

Semantic roles & 50–950 ramp

primary

#4170C7

secondary

#CFBB95

accent

#AA4ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4170C7

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

Preview Lab → · Contrast checker → · Palette generator →