#3784DA#3784DA

#3784DA is a mid, vivid cyan. Relative luminance 0.224; OKLCH L 60.8% C 0.151 H 253.6°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#3784DA
RGB	rgb(55, 132, 218)
HSL	hsl(212, 69%, 54%)
HSV	hsv(212, 75%, 85%)
CMYK	cmyk(74.8%, 39.4%, 0%, 14.5%)
CIE-LAB	lab(54.42, 5.66, -50.74)
CIE-LCH	lch(54.42, 51.06, 276.36°)
OKLab	oklab(60.81% -0.0426 -0.1449)
OKLCH	oklch(60.81% 0.151 253.6)
XYZ	xyz(22.4770, 22.3741, 69.4501)
Luminance	0.2238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3784DA #DA8D37

analogous

#37D6DA #3784DA #3B37DA

triadic

#3784DA #DA3784 #84DA37

tetradic

#3784DA #DA37D6 #DA8D37 #37DA3B

square

#3784DA #DA37D6 #DA8D37 #37DA3B

split-complementary

#3784DA #DA3B37 #D6DA37

monochromatic

#18487F #2166B3 #3784DA #6BA4E4 #9EC4ED

Accessibility & contrast

On white

3.84

#3784DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#3784DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3784DA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3784DA	#FFFFFF	#000000	##000000
##3784DA	1.00	3.84	5.48	5.48
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8ADD

Deuteranopia (green-blind)

#417BD8

Tritanopia (blue-blind)

#0098A4

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3784da;
/* rgb */ color: rgb(55, 132, 218);
/* oklch */ color: oklch(60.8% 0.151 253.6);

Tailwind

colors: {
  custom: {
    50: '#83a7e6',
    500: '#3784da',
    950: '#000000',
  },
}

SCSS

$custom: #3784da;
$custom-light: #83a7e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3784da",
  "rgb": {
    "r": 55,
    "g": 132,
    "b": 218
  },
  "hsl": {
    "h": 211.656,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.60809,
    "c": 0.15099,
    "h": 253.6
  },
  "luminance": 0.22377
}

Semantic roles & 50–950 ramp

primary

#3784DA

secondary

#D9B893

accent

#993CEC

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3784DA

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

Preview Lab → · Contrast checker → · Palette generator →