#3471BB#3471BB

#3471BB is a mid, vivid cyan. Relative luminance 0.161; OKLCH L 54.5% C 0.132 H 254.9°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3471BB
RGB	rgb(52, 113, 187)
HSL	hsl(213, 56%, 47%)
HSV	hsv(213, 72%, 73%)
CMYK	cmyk(72.2%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(47.14, 5.57, -44.67)
CIE-LCH	lch(47.14, 45.02, 277.10°)
OKLab	oklab(54.55% -0.0344 -0.1274)
OKLCH	oklch(54.55% 0.132 254.9)
XYZ	xyz(16.2876, 16.1264, 49.2584)
Luminance	0.1613 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3471BB #BB7E34

analogous

#34B5BB #3471BB #3B34BB

triadic

#3471BB #BB3471 #71BB34

tetradic

#3471BB #BB34B5 #BB7E34 #34BB3B

square

#3471BB #BB34B5 #BB7E34 #34BB3B

split-complementary

#3471BB #BB3B34 #B5BB34

monochromatic

#19375B #27548B #3471BB #5B90D1 #8BB1DF

Accessibility & contrast

On white

4.97

#3471BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#3471BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3471BB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3471BB	#FFFFFF	#000000	##FFFFFF
##3471BB	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BE

Deuteranopia (green-blind)

#396ABA

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3471bb;
/* rgb */ color: rgb(52, 113, 187);
/* oklch */ color: oklch(54.5% 0.132 254.9);

Tailwind

colors: {
  custom: {
    50: '#7c99d0',
    500: '#3471bb',
    950: '#000000',
  },
}

SCSS

$custom: #3471bb;
$custom-light: #7c99d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3471bb",
  "rgb": {
    "r": 52,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 212.889,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.54549,
    "c": 0.13197,
    "h": 254.9
  },
  "luminance": 0.16128
}

Semantic roles & 50–950 ramp

primary

#3471BB

secondary

#C9A982

accent

#9B48E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3471BB

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

Preview Lab → · Contrast checker → · Palette generator →