#3675BD#3675BD

#3675BD is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.7% C 0.130 H 253.7°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3675BD
RGB	rgb(54, 117, 189)
HSL	hsl(212, 56%, 48%)
HSV	hsv(212, 71%, 74%)
CMYK	cmyk(71.4%, 38.1%, 0%, 25.9%)
CIE-LAB	lab(48.48, 4.12, -43.68)
CIE-LCH	lch(48.48, 43.88, 275.38°)
OKLab	oklab(55.65% -0.0364 -0.1244)
OKLCH	oklch(55.65% 0.13 253.7)
XYZ	xyz(17.0645, 17.1791, 50.5508)
Luminance	0.1718 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3675BD #BD7E36

analogous

#36B9BD #3675BD #3A36BD

triadic

#3675BD #BD3675 #75BD36

tetradic

#3675BD #BD36B9 #BD7E36 #36BD3A

square

#3675BD #BD36B9 #BD7E36 #36BD3A

split-complementary

#3675BD #BD3A36 #B9BD36

monochromatic

#1B3A5E #28588D #3675BD #5F94D1 #8FB4DF

Accessibility & contrast

On white

4.73

#3675BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#3675BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3675BD

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3675BD	#FFFFFF	#000000	##FFFFFF
##3675BD	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547AC0

Deuteranopia (green-blind)

#406DBC

Tritanopia (blue-blind)

#008690

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3675bd;
/* rgb */ color: rgb(54, 117, 189);
/* oklch */ color: oklch(55.7% 0.130 253.7);

Tailwind

colors: {
  custom: {
    50: '#7d9cd1',
    500: '#3675bd',
    950: '#000000',
  },
}

SCSS

$custom: #3675bd;
$custom-light: #7d9cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3675bd",
  "rgb": {
    "r": 54,
    "g": 117,
    "b": 189
  },
  "hsl": {
    "h": 212,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55653,
    "c": 0.12962,
    "h": 253.7
  },
  "luminance": 0.17181
}

Semantic roles & 50–950 ramp

primary

#3675BD

secondary

#C9AA85

accent

#9949DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3675BD

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

Preview Lab → · Contrast checker → · Palette generator →