#3471D1#3471D1

#3471D1 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.0% C 0.161 H 259.3°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3471D1
RGB	rgb(52, 113, 209)
HSL	hsl(217, 63%, 51%)
HSV	hsv(217, 75%, 82%)
CMYK	cmyk(75.1%, 45.9%, 0%, 18%)
CIE-LAB	lab(48.44, 13.71, -55.23)
CIE-LCH	lch(48.44, 56.90, 283.94°)
OKLab	oklab(55.97% -0.03 -0.1584)
OKLCH	oklch(55.97% 0.161 259.3)
XYZ	xyz(18.8257, 17.1416, 62.6257)
Luminance	0.1714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3471D1 #D19434

analogous

#34BFD1 #3471D1 #4534D1

triadic

#3471D1 #D13471 #71D134

tetradic

#3471D1 #D134BF #D19434 #34D145

square

#3471D1 #D134BF #D19434 #34D145

split-complementary

#3471D1 #D14534 #BFD134

monochromatic

#1A3C71 #2556A3 #3471D1 #6694DC #98B7E8

Accessibility & contrast

On white

4.74

#3471D1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3471D1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3471D1

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3471D1	#FFFFFF	#000000	##FFFFFF
##3471D1	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E7BD5

Deuteranopia (green-blind)

#186CCF

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3471d1;
/* rgb */ color: rgb(52, 113, 209);
/* oklch */ color: oklch(56.0% 0.161 259.3);

Tailwind

colors: {
  custom: {
    50: '#8199e0',
    500: '#3471d1',
    950: '#000000',
  },
}

SCSS

$custom: #3471d1;
$custom-light: #8199e0;
$custom-dark: #000000;

JSON

{
  "hex": "#3471d1",
  "rgb": {
    "r": 52,
    "g": 113,
    "b": 209
  },
  "hsl": {
    "h": 216.688,
    "s": 63.052,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55974,
    "c": 0.16122,
    "h": 259.3
  },
  "luminance": 0.17144
}

Semantic roles & 50–950 ramp

primary

#3471D1

secondary

#D3B88E

accent

#A642E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3471D1

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

Preview Lab → · Contrast checker → · Palette generator →