#3786BA#3786BA

#3786BA is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.5% C 0.110 H 241.1°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#3786BA
RGB	rgb(55, 134, 186)
HSL	hsl(204, 54%, 47%)
HSV	hsv(204, 70%, 73%)
CMYK	cmyk(70.4%, 28%, 0%, 27.1%)
CIE-LAB	lab(53.39, -6.95, -34.23)
CIE-LCH	lch(53.39, 34.92, 258.52°)
OKLab	oklab(59.47% -0.0533 -0.0966)
OKLCH	oklch(59.47% 0.11 241.1)
XYZ	xyz(18.9601, 21.4055, 49.5773)
Luminance	0.2141 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786BA #BA6B37

analogous

#37BAAD #3786BA #3744BA

triadic

#3786BA #BA3786 #86BA37

tetradic

#3786BA #AD37BA #BA6B37 #44BA37

square

#3786BA #AD37BA #BA6B37 #44BA37

split-complementary

#3786BA #BA3744 #BAAD37

monochromatic

#1B425C #29648B #3786BA #5FA3D0 #8EBEDE

Accessibility & contrast

On white

3.98

#3786BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#3786BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786BA

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786BA	#FFFFFF	#000000	##000000
##3786BA	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E87BC

Deuteranopia (green-blind)

#5C7AB9

Tritanopia (blue-blind)

#009398

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3786ba;
/* rgb */ color: rgb(55, 134, 186);
/* oklch */ color: oklch(59.5% 0.110 241.1);

Tailwind

colors: {
  custom: {
    50: '#7ea9cf',
    500: '#3786ba',
    950: '#000000',
  },
}

SCSS

$custom: #3786ba;
$custom-light: #7ea9cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3786ba",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 186
  },
  "hsl": {
    "h": 203.817,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.59471,
    "c": 0.11033,
    "h": 241.1
  },
  "luminance": 0.21408
}

Semantic roles & 50–950 ramp

primary

#3786BA

secondary

#C89F85

accent

#854ADE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3786BA

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

Preview Lab → · Contrast checker → · Palette generator →