#3786AB#3786AB

#3786AB is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.7% C 0.095 H 231.9°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#3786AB
RGB	rgb(55, 134, 171)
HSL	hsl(199, 51%, 44%)
HSV	hsv(199, 68%, 67%)
CMYK	cmyk(67.8%, 21.6%, 0%, 32.9%)
CIE-LAB	lab(52.73, -12.09, -26.64)
CIE-LCH	lch(52.73, 29.25, 245.60°)
OKLab	oklab(58.73% -0.0585 -0.0747)
OKLCH	oklch(58.73% 0.095 231.9)
XYZ	xyz(17.4484, 20.8008, 41.6156)
Luminance	0.2080 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786AB #AB5C37

analogous

#37AB96 #3786AB #374CAB

triadic

#3786AB #AB3786 #86AB37

tetradic

#3786AB #9637AB #AB5C37 #4CAB37

square

#3786AB #9637AB #AB5C37 #4CAB37

split-complementary

#3786AB #AB374C #AB9637

monochromatic

#193D4E #28627D #3786AB #56A4C9 #85BDD8

Accessibility & contrast

On white

4.07

#3786AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#3786AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786AB

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786AB	#FFFFFF	#000000	##000000
##3786AB	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7484AD

Deuteranopia (green-blind)

#6479AA

Tritanopia (blue-blind)

#009092

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3786ab;
/* rgb */ color: rgb(55, 134, 171);
/* oklch */ color: oklch(58.7% 0.095 231.9);

Tailwind

colors: {
  custom: {
    50: '#7ba9c4',
    500: '#3786ab',
    950: '#000000',
  },
}

SCSS

$custom: #3786ab;
$custom-light: #7ba9c4;
$custom-dark: #000000;

JSON

{
  "hex": "#3786ab",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 171
  },
  "hsl": {
    "h": 199.138,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5873,
    "c": 0.09488,
    "h": 231.9
  },
  "luminance": 0.20803
}

Semantic roles & 50–950 ramp

primary

#3786AB

secondary

#C1927C

accent

#7A4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3786AB

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

Preview Lab → · Contrast checker → · Palette generator →