#3786B5#3786B5

#3786B5 is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.2% C 0.105 H 238.4°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#3786B5
RGB	rgb(55, 134, 181)
HSL	hsl(202, 53%, 46%)
HSV	hsv(202, 70%, 71%)
CMYK	cmyk(69.6%, 26%, 0%, 29%)
CIE-LAB	lab(53.16, -8.68, -31.72)
CIE-LCH	lch(53.16, 32.88, 254.70°)
OKLab	oklab(59.22% -0.055 -0.0893)
OKLCH	oklch(59.22% 0.105 238.4)
XYZ	xyz(18.4379, 21.1966, 46.8267)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786B5 #B56637

analogous

#37B5A5 #3786B5 #3747B5

triadic

#3786B5 #B53786 #86B537

tetradic

#3786B5 #A537B5 #B56637 #47B537

square

#3786B5 #A537B5 #B56637 #47B537

split-complementary

#3786B5 #B53747 #B5A537

monochromatic

#1A4157 #296386 #3786B5 #5CA3CD #8BBDDC

Accessibility & contrast

On white

4.01

#3786B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#3786B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786B5

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786B5	#FFFFFF	#000000	##000000
##3786B5	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7086B7

Deuteranopia (green-blind)

#5F7AB4

Tritanopia (blue-blind)

#009296

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3786b5;
/* rgb */ color: rgb(55, 134, 181);
/* oklch */ color: oklch(59.2% 0.105 238.4);

Tailwind

colors: {
  custom: {
    50: '#7da9cb',
    500: '#3786b5',
    950: '#000000',
  },
}

SCSS

$custom: #3786b5;
$custom-light: #7da9cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3786b5",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 181
  },
  "hsl": {
    "h": 202.381,
    "s": 53.39,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59217,
    "c": 0.10488,
    "h": 238.4
  },
  "luminance": 0.21199
}

Semantic roles & 50–950 ramp

primary

#3786B5

secondary

#C69B82

accent

#814BDD

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3786B5

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

Preview Lab → · Contrast checker → · Palette generator →