#3686B0#3686B0

#3686B0 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.9% C 0.100 H 235.1°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3686B0
RGB	rgb(54, 134, 176)
HSL	hsl(201, 53%, 45%)
HSV	hsv(201, 69%, 69%)
CMYK	cmyk(69.3%, 23.9%, 0%, 31%)
CIE-LAB	lab(52.91, -10.55, -29.24)
CIE-LCH	lch(52.91, 31.08, 250.16°)
OKLab	oklab(58.94% -0.0573 -0.0822)
OKLCH	oklch(58.94% 0.1 235.1)
XYZ	xyz(17.8798, 20.9671, 44.1706)
Luminance	0.2097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3686B0 #B06036

analogous

#36B09D #3686B0 #3649B0

triadic

#3686B0 #B03686 #86B036

tetradic

#3686B0 #9D36B0 #B06036 #49B036

square

#3686B0 #9D36B0 #B06036 #49B036

split-complementary

#3686B0 #B03649 #B09D36

monochromatic

#193F52 #286281 #3686B0 #58A4CC #86BDDA

Accessibility & contrast

On white

4.04

#3686B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3686B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3686B0

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3686B0	#FFFFFF	#000000	##000000
##3686B0	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7285B2

Deuteranopia (green-blind)

#6179AF

Tritanopia (blue-blind)

#009194

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3686b0;
/* rgb */ color: rgb(54, 134, 176);
/* oklch */ color: oklch(58.9% 0.100 235.1);

Tailwind

colors: {
  custom: {
    50: '#7ca9c7',
    500: '#3686b0',
    950: '#000000',
  },
}

SCSS

$custom: #3686b0;
$custom-light: #7ca9c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3686b0",
  "rgb": {
    "r": 54,
    "g": 134,
    "b": 176
  },
  "hsl": {
    "h": 200.656,
    "s": 53.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.58937,
    "c": 0.10018,
    "h": 235.1
  },
  "luminance": 0.20969
}

Semantic roles & 50–950 ramp

primary

#3686B0

secondary

#C4967E

accent

#7D4BDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3686B0

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

Preview Lab → · Contrast checker → · Palette generator →