#3685BF#3685BF

#3685BF is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.5% C 0.117 H 244.0°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3685BF
RGB	rgb(54, 133, 191)
HSL	hsl(205, 56%, 48%)
HSV	hsv(205, 72%, 75%)
CMYK	cmyk(71.7%, 30.4%, 0%, 25.1%)
CIE-LAB	lab(53.30, -4.76, -37.23)
CIE-LCH	lch(53.30, 37.53, 262.71°)
OKLab	oklab(59.47% -0.0513 -0.1053)
OKLCH	oklch(59.47% 0.117 244)
XYZ	xyz(19.3092, 21.3188, 52.3774)
Luminance	0.2132 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3685BF #BF7036

analogous

#36BFB4 #3685BF #3641BF

triadic

#3685BF #BF3685 #85BF36

tetradic

#3685BF #B436BF #BF7036 #41BF36

square

#3685BF #B436BF #BF7036 #41BF36

split-complementary

#3685BF #BF3641 #BFB436

monochromatic

#1B4360 #29648F #3685BF #60A2D2 #90BEE0

Accessibility & contrast

On white

3.99

#3685BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3685BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3685BF

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3685BF	#FFFFFF	#000000	##000000
##3685BF	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B87C2

Deuteranopia (green-blind)

#5879BE

Tritanopia (blue-blind)

#009399

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3685bf;
/* rgb */ color: rgb(54, 133, 191);
/* oklch */ color: oklch(59.5% 0.117 244.0);

Tailwind

colors: {
  custom: {
    50: '#7ea8d2',
    500: '#3685bf',
    950: '#000000',
  },
}

SCSS

$custom: #3685bf;
$custom-light: #7ea8d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3685bf",
  "rgb": {
    "r": 54,
    "g": 133,
    "b": 191
  },
  "hsl": {
    "h": 205.401,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.59465,
    "c": 0.11718,
    "h": 244
  },
  "luminance": 0.21321
}

Semantic roles & 50–950 ramp

primary

#3685BF

secondary

#CAA387

accent

#8849DF

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3685BF

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

Preview Lab → · Contrast checker → · Palette generator →