#3784AA#3784AA

#3784AA is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.2% C 0.095 H 233.2°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#3784AA
RGB	rgb(55, 132, 170)
HSL	hsl(200, 51%, 44%)
HSV	hsv(200, 68%, 67%)
CMYK	cmyk(67.6%, 22.4%, 0%, 33.3%)
CIE-LAB	lab(52.08, -11.29, -27.07)
CIE-LCH	lch(52.08, 29.33, 247.36°)
OKLab	oklab(58.2% -0.0567 -0.0759)
OKLCH	oklch(58.2% 0.095 233.2)
XYZ	xyz(17.0797, 20.2152, 41.0242)
Luminance	0.2022 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3784AA #AA5D37

analogous

#37AA97 #3784AA #374BAA

triadic

#3784AA #AA3784 #84AA37

tetradic

#3784AA #9737AA #AA5D37 #4BAA37

square

#3784AA #9737AA #AA5D37 #4BAA37

split-complementary

#3784AA #AA374B #AA9737

monochromatic

#193C4E #28607C #3784AA #56A2C8 #84BCD7

Accessibility & contrast

On white

4.16

#3784AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#3784AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3784AA

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3784AA	#FFFFFF	#000000	##000000
##3784AA	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7183AC

Deuteranopia (green-blind)

#6277A9

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3784aa;
/* rgb */ color: rgb(55, 132, 170);
/* oklch */ color: oklch(58.2% 0.095 233.2);

Tailwind

colors: {
  custom: {
    50: '#7ba7c3',
    500: '#3784aa',
    950: '#000000',
  },
}

SCSS

$custom: #3784aa;
$custom-light: #7ba7c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3784aa",
  "rgb": {
    "r": 55,
    "g": 132,
    "b": 170
  },
  "hsl": {
    "h": 199.826,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.58197,
    "c": 0.09481,
    "h": 233.2
  },
  "luminance": 0.20217
}

Semantic roles & 50–950 ramp

primary

#3784AA

secondary

#C1937C

accent

#7C4DDB

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3784AA

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

Preview Lab → · Contrast checker → · Palette generator →