#3786BD#3786BD

#3786BD is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.6% C 0.114 H 242.6°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#3786BD
RGB	rgb(55, 134, 189)
HSL	hsl(205, 55%, 48%)
HSV	hsv(205, 71%, 74%)
CMYK	cmyk(70.9%, 29.1%, 0%, 25.9%)
CIE-LAB	lab(53.53, -5.90, -35.72)
CIE-LCH	lch(53.53, 36.21, 260.62°)
OKLab	oklab(59.63% -0.0524 -0.1009)
OKLCH	oklch(59.63% 0.114 242.6)
XYZ	xyz(19.2824, 21.5344, 51.2746)
Luminance	0.2154 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786BD #BD6E37

analogous

#37BDB1 #3786BD #3743BD

triadic

#3786BD #BD3786 #86BD37

tetradic

#3786BD #B137BD #BD6E37 #43BD37

square

#3786BD #B137BD #BD6E37 #43BD37

split-complementary

#3786BD #BD3743 #BDB137

monochromatic

#1B435E #29648E #3786BD #60A3D1 #90BEDF

Accessibility & contrast

On white

3.96

#3786BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#3786BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786BD

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786BD	#FFFFFF	#000000	##000000
##3786BD	1.00	3.96	5.31	5.31
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D87BF

Deuteranopia (green-blind)

#5A7ABC

Tritanopia (blue-blind)

#009499

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3786bd;
/* rgb */ color: rgb(55, 134, 189);
/* oklch */ color: oklch(59.6% 0.114 242.6);

Tailwind

colors: {
  custom: {
    50: '#7ea9d1',
    500: '#3786bd',
    950: '#000000',
  },
}

SCSS

$custom: #3786bd;
$custom-light: #7ea9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3786bd",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 189
  },
  "hsl": {
    "h": 204.627,
    "s": 54.918,
    "l": 47.843
  },
  "oklch": {
    "l": 0.59627,
    "c": 0.11371,
    "h": 242.6
  },
  "luminance": 0.21537
}

Semantic roles & 50–950 ramp

primary

#3786BD

secondary

#C9A286

accent

#874ADE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3786BD

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

Preview Lab → · Contrast checker → · Palette generator →