#3786E5#3786E5

#3786E5 is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.9% C 0.163 H 255.1°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#3786E5
RGB	rgb(55, 134, 229)
HSL	hsl(213, 77%, 56%)
HSV	hsv(213, 76%, 90%)
CMYK	cmyk(76%, 41.5%, 0%, 10.2%)
CIE-LAB	lab(55.60, 8.45, -55.03)
CIE-LCH	lch(55.60, 55.67, 278.73°)
OKLab	oklab(61.93% -0.0419 -0.1574)
OKLCH	oklch(61.93% 0.163 255.1)
XYZ	xyz(24.2383, 23.5167, 77.3753)
Luminance	0.2352 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3786E5 #E59637

analogous

#37DDE5 #3786E5 #3F37E5

triadic

#3786E5 #E53786 #86E537

tetradic

#3786E5 #E537DD #E59637 #37E53F

square

#3786E5 #E537DD #E59637 #37E53F

split-complementary

#3786E5 #E53F37 #DDE537

monochromatic

#134B8F #1A68C5 #3786E5 #6DA7EC #A3C8F3

Accessibility & contrast

On white

3.68

#3786E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#3786E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3786E5

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3786E5	#FFFFFF	#000000	##000000
##3786E5	1.00	3.68	5.70	5.70
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578EE9

Deuteranopia (green-blind)

#397EE3

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3786e5;
/* rgb */ color: rgb(55, 134, 229);
/* oklch */ color: oklch(61.9% 0.163 255.1);

Tailwind

colors: {
  custom: {
    50: '#85a8ee',
    500: '#3786e5',
    950: '#000000',
  },
}

SCSS

$custom: #3786e5;
$custom-light: #85a8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#3786e5",
  "rgb": {
    "r": 55,
    "g": 134,
    "b": 229
  },
  "hsl": {
    "h": 212.759,
    "s": 76.991,
    "l": 55.686
  },
  "oklch": {
    "l": 0.61926,
    "c": 0.16288,
    "h": 255.1
  },
  "luminance": 0.2352
}

Semantic roles & 50–950 ramp

primary

#3786E5

secondary

#E0BF98

accent

#9D34F4

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #3786E5

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

Preview Lab → · Contrast checker → · Palette generator →