#3786B3#3786B3

#3786B3 is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 59.1% C 0.103 H 237.2°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#3786B3
RGB	rgb(55, 134, 179)
HSL	hsl(202, 53%, 46%)
HSV	hsv(202, 69%, 70%)
CMYK	cmyk(69.3%, 25.1%, 0%, 29.8%)
CIE-LAB	lab(53.08, -9.37, -30.71)
CIE-LCH	lch(53.08, 32.10, 253.04°)
OKLab	oklab(59.12% -0.0557 -0.0864)
OKLCH	oklch(59.12% 0.103 237.2)
XYZ	xyz(18.2342, 21.1151, 45.7537)
Luminance	0.2112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786B3 #B36437

analogous

#37B3A2 #3786B3 #3748B3

triadic

#3786B3 #B33786 #86B337

tetradic

#3786B3 #A237B3 #B36437 #48B337

square

#3786B3 #A237B3 #B36437 #48B337

split-complementary

#3786B3 #B33748 #B3A237

monochromatic

#1A4055 #296384 #3786B3 #5BA3CD #8ABDDB

Accessibility & contrast

On white

4.02

#3786B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#3786B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786B3

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786B3	#FFFFFF	#000000	##000000
##3786B3	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7186B5

Deuteranopia (green-blind)

#6079B2

Tritanopia (blue-blind)

#009295

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3786b3;
/* rgb */ color: rgb(55, 134, 179);
/* oklch */ color: oklch(59.1% 0.103 237.2);

Tailwind

colors: {
  custom: {
    50: '#7ca9ca',
    500: '#3786b3',
    950: '#000000',
  },
}

SCSS

$custom: #3786b3;
$custom-light: #7ca9ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3786b3",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 179
  },
  "hsl": {
    "h": 201.774,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.59118,
    "c": 0.10278,
    "h": 237.2
  },
  "luminance": 0.21117
}

Semantic roles & 50–950 ramp

primary

#3786B3

secondary

#C59A81

accent

#804BDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3786B3

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

Preview Lab → · Contrast checker → · Palette generator →