#3784AF#3784AF

#3784AF is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.4% C 0.100 H 236.6°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#3784AF
RGB	rgb(55, 132, 175)
HSL	hsl(202, 52%, 45%)
HSV	hsv(202, 69%, 69%)
CMYK	cmyk(68.6%, 24.6%, 0%, 31.4%)
CIE-LAB	lab(52.30, -9.59, -29.62)
CIE-LCH	lch(52.30, 31.14, 252.05°)
OKLab	oklab(58.44% -0.055 -0.0833)
OKLCH	oklch(58.44% 0.1 236.6)
XYZ	xyz(17.5617, 20.4080, 43.5627)
Luminance	0.2041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3784AF #AF6237

analogous

#37AF9E #3784AF #3748AF

triadic

#3784AF #AF3784 #84AF37

tetradic

#3784AF #9E37AF #AF6237 #48AF37

square

#3784AF #9E37AF #AF6237 #48AF37

split-complementary

#3784AF #AF3748 #AF9E37

monochromatic

#1A3E52 #286180 #3784AF #59A2CB #87BCD9

Accessibility & contrast

On white

4.13

#3784AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#3784AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3784AF

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3784AF	#FFFFFF	#000000	##000000
##3784AF	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7083B1

Deuteranopia (green-blind)

#5F78AE

Tritanopia (blue-blind)

#008F93

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3784af;
/* rgb */ color: rgb(55, 132, 175);
/* oklch */ color: oklch(58.4% 0.100 236.6);

Tailwind

colors: {
  custom: {
    50: '#7ca7c7',
    500: '#3784af',
    950: '#000000',
  },
}

SCSS

$custom: #3784af;
$custom-light: #7ca7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3784af",
  "rgb": {
    "r": 55,
    "g": 132,
    "b": 175
  },
  "hsl": {
    "h": 201.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5844,
    "c": 0.0998,
    "h": 236.6
  },
  "luminance": 0.2041
}

Semantic roles & 50–950 ramp

primary

#3784AF

secondary

#C3977F

accent

#804CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #3784AF

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

Preview Lab → · Contrast checker → · Palette generator →