#3689B6#3689B6

#3689B6 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 60.0% C 0.105 H 236.1°. Best body text is #000000 at 5.41:1 contrast (WCAG AA passes).

Color values

HEX	#3689B6
RGB	rgb(54, 137, 182)
HSL	hsl(201, 54%, 46%)
HSV	hsv(201, 70%, 71%)
CMYK	cmyk(70.3%, 24.7%, 0%, 28.6%)
CIE-LAB	lab(54.08, -10.20, -30.86)
CIE-LCH	lch(54.08, 32.50, 251.72°)
OKLab	oklab(59.95% -0.0583 -0.0868)
OKLCH	oklch(59.95% 0.105 236.1)
XYZ	xyz(18.9072, 22.0509, 47.5067)
Luminance	0.2205 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3689B6 #B66336

analogous

#36B6A3 #3689B6 #3649B6

triadic

#3689B6 #B63689 #89B636

tetradic

#3689B6 #A336B6 #B66336 #49B636

square

#3689B6 #A336B6 #B66336 #49B636

split-complementary

#3689B6 #B63649 #B6A336

monochromatic

#1A4258 #286587 #3689B6 #5BA6CE #8ABFDC

Accessibility & contrast

On white

3.88

#3689B6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.41

#3689B6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3689B6

5.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3689B6	#FFFFFF	#000000	##000000
##3689B6	1.00	3.88	5.41	5.41
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.41	21.00	1.00	1.00
##000000	5.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7488B8

Deuteranopia (green-blind)

#627CB5

Tritanopia (blue-blind)

#009598

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3689b6;
/* rgb */ color: rgb(54, 137, 182);
/* oklch */ color: oklch(60.0% 0.105 236.1);

Tailwind

colors: {
  custom: {
    50: '#7dabcc',
    500: '#3689b6',
    950: '#000000',
  },
}

SCSS

$custom: #3689b6;
$custom-light: #7dabcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3689b6",
  "rgb": {
    "r": 54,
    "g": 137,
    "b": 182
  },
  "hsl": {
    "h": 201.094,
    "s": 54.237,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59952,
    "c": 0.10458,
    "h": 236.1
  },
  "luminance": 0.22053
}

Semantic roles & 50–950 ramp

primary

#3689B6

secondary

#C69A81

accent

#7E4ADE

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3689B6

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

Preview Lab → · Contrast checker → · Palette generator →