#3471DA#3471DA

#3471DA is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.6% C 0.173 H 260.5°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3471DA
RGB	rgb(52, 113, 218)
HSL	hsl(218, 69%, 53%)
HSV	hsv(218, 76%, 85%)
CMYK	cmyk(76.1%, 48.2%, 0%, 14.5%)
CIE-LAB	lab(49.01, 17.05, -59.42)
CIE-LCH	lch(49.01, 61.82, 286.01°)
OKLab	oklab(56.59% -0.0286 -0.1708)
OKLCH	oklch(56.59% 0.173 260.5)
XYZ	xyz(19.9716, 17.6000, 68.6606)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3471DA #DA9D34

analogous

#34C4DA #3471DA #4A34DA

triadic

#3471DA #DA3471 #71DA34

tetradic

#3471DA #DA34C4 #DA9D34 #34DA4A

square

#3471DA #DA34C4 #DA9D34 #34DA4A

split-complementary

#3471DA #DA4A34 #C4DA34

monochromatic

#173C7D #2055B1 #3471DA #6895E3 #9CB9ED

Accessibility & contrast

On white

4.65

#3471DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3471DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3471DA

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3471DA	#FFFFFF	#000000	##FFFFFF
##3471DA	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#357DDE

Deuteranopia (green-blind)

#006DD8

Tritanopia (blue-blind)

#008A9B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3471da;
/* rgb */ color: rgb(52, 113, 218);
/* oklch */ color: oklch(56.6% 0.173 260.5);

Tailwind

colors: {
  custom: {
    50: '#8399e6',
    500: '#3471da',
    950: '#000000',
  },
}

SCSS

$custom: #3471da;
$custom-light: #8399e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3471da",
  "rgb": {
    "r": 52,
    "g": 113,
    "b": 218
  },
  "hsl": {
    "h": 217.952,
    "s": 69.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.56594,
    "c": 0.17314,
    "h": 260.5
  },
  "luminance": 0.17602
}

Semantic roles & 50–950 ramp

primary

#3471DA

secondary

#D9BE91

accent

#AB3CEC

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0D16

muted

#7D7E84

Preview Lab

Preview with #3471DA

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

Preview Lab → · Contrast checker → · Palette generator →