#3686B7#3686B7

#3686B7 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.3% C 0.107 H 239.3°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#3686B7
RGB	rgb(54, 134, 183)
HSL	hsl(203, 54%, 46%)
HSV	hsv(203, 70%, 72%)
CMYK	cmyk(70.5%, 26.8%, 0%, 28.2%)
CIE-LAB	lab(53.22, -8.14, -32.77)
CIE-LCH	lch(53.22, 33.77, 256.05°)
OKLab	oklab(59.29% -0.0549 -0.0924)
OKLCH	oklch(59.29% 0.107 239.3)
XYZ	xyz(18.5903, 21.2513, 47.9127)
Luminance	0.2125 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3686B7 #B76736

analogous

#36B7A8 #3686B7 #3646B7

triadic

#3686B7 #B73686 #86B736

tetradic

#3686B7 #A836B7 #B76736 #46B736

square

#3686B7 #A836B7 #B76736 #46B736

split-complementary

#3686B7 #B73646 #B7A836

monochromatic

#1A4158 #286388 #3686B7 #5BA3CF #8BBEDD

Accessibility & contrast

On white

4.00

#3686B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#3686B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3686B7

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3686B7	#FFFFFF	#000000	##000000
##3686B7	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F86B9

Deuteranopia (green-blind)

#5E7AB6

Tritanopia (blue-blind)

#009297

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3686b7;
/* rgb */ color: rgb(54, 134, 183);
/* oklch */ color: oklch(59.3% 0.107 239.3);

Tailwind

colors: {
  custom: {
    50: '#7da9cd',
    500: '#3686b7',
    950: '#000000',
  },
}

SCSS

$custom: #3686b7;
$custom-light: #7da9cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3686b7",
  "rgb": {
    "r": 54,
    "g": 134,
    "b": 183
  },
  "hsl": {
    "h": 202.791,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.59285,
    "c": 0.10747,
    "h": 239.3
  },
  "luminance": 0.21253
}

Semantic roles & 50–950 ramp

primary

#3686B7

secondary

#C79C82

accent

#824ADE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3686B7

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

Preview Lab → · Contrast checker → · Palette generator →