#3477BD#3477BD

#3477BD is a mid, vivid cyan. Relative luminance 0.176; OKLCH L 56.0% C 0.128 H 252.0°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3477BD
RGB	rgb(52, 119, 189)
HSL	hsl(211, 57%, 47%)
HSV	hsv(211, 72%, 74%)
CMYK	cmyk(72.5%, 37%, 0%, 25.9%)
CIE-LAB	lab(49.00, 2.60, -42.87)
CIE-LCH	lch(49.00, 42.95, 273.48°)
OKLab	oklab(56.04% -0.0396 -0.122)
OKLCH	oklch(56.04% 0.128 252)
XYZ	xyz(17.1949, 17.5959, 50.6244)
Luminance	0.1760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3477BD #BD7A34

analogous

#34BBBD #3477BD #3634BD

triadic

#3477BD #BD3477 #77BD34

tetradic

#3477BD #BD34BB #BD7A34 #34BD36

square

#3477BD #BD34BB #BD7A34 #34BD36

split-complementary

#3477BD #BD3634 #BBBD34

monochromatic

#1A3B5D #27598D #3477BD #5C96D2 #8CB5DF

Accessibility & contrast

On white

4.65

#3477BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3477BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3477BD

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3477BD	#FFFFFF	#000000	##FFFFFF
##3477BD	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)

#577BC0

Deuteranopia (green-blind)

#436FBC

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3477bd;
/* rgb */ color: rgb(52, 119, 189);
/* oklch */ color: oklch(56.0% 0.128 252.0);

Tailwind

colors: {
  custom: {
    50: '#7d9dd1',
    500: '#3477bd',
    950: '#000000',
  },
}

SCSS

$custom: #3477bd;
$custom-light: #7d9dd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3477bd",
  "rgb": {
    "r": 52,
    "g": 119,
    "b": 189
  },
  "hsl": {
    "h": 210.657,
    "s": 56.846,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56039,
    "c": 0.12828,
    "h": 252
  },
  "luminance": 0.17598
}

Semantic roles & 50–950 ramp

primary

#3477BD

secondary

#CAA783

accent

#9648E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3477BD

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

Preview Lab → · Contrast checker → · Palette generator →