#3471B3#3471B3

#3471B3 is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.1% C 0.121 H 252.5°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#3471B3
RGB	rgb(52, 113, 179)
HSL	hsl(211, 55%, 45%)
HSV	hsv(211, 71%, 70%)
CMYK	cmyk(70.9%, 36.9%, 0%, 29.8%)
CIE-LAB	lab(46.70, 2.64, -40.73)
CIE-LCH	lch(46.70, 40.81, 273.71°)
OKLab	oklab(54.07% -0.0364 -0.1158)
OKLCH	oklch(54.07% 0.121 252.5)
XYZ	xyz(15.4550, 15.7933, 44.8730)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3471B3 #B37634

analogous

#34B0B3 #3471B3 #3734B3

triadic

#3471B3 #B33471 #71B334

tetradic

#3471B3 #B334B0 #B37634 #34B337

square

#3471B3 #B334B0 #B37634 #34B337

split-complementary

#3471B3 #B33734 #B0B334

monochromatic

#183554 #265384 #3471B3 #5690CE #86AFDC

Accessibility & contrast

On white

5.05

#3471B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#3471B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3471B3

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3471B3	#FFFFFF	#000000	##FFFFFF
##3471B3	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B6

Deuteranopia (green-blind)

#4069B2

Tritanopia (blue-blind)

#008089

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3471b3;
/* rgb */ color: rgb(52, 113, 179);
/* oklch */ color: oklch(54.1% 0.121 252.5);

Tailwind

colors: {
  custom: {
    50: '#7b99ca',
    500: '#3471b3',
    950: '#000000',
  },
}

SCSS

$custom: #3471b3;
$custom-light: #7b99ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3471b3",
  "rgb": {
    "r": 52,
    "g": 113,
    "b": 179
  },
  "hsl": {
    "h": 211.181,
    "s": 54.978,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54065,
    "c": 0.12142,
    "h": 252.5
  },
  "luminance": 0.15795
}

Semantic roles & 50–950 ramp

primary

#3471B3

secondary

#C5A37D

accent

#9749DE

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0D13

muted

#7C7E82

Preview Lab

Preview with #3471B3

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

Preview Lab → · Contrast checker → · Palette generator →