#3791AE#3791AE

#3791AE is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.5% C 0.094 H 223.0°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3791AE
RGB	rgb(55, 145, 174)
HSL	hsl(195, 52%, 45%)
HSV	hsv(195, 68%, 68%)
CMYK	cmyk(68.4%, 16.7%, 0%, 31.8%)
CIE-LAB	lab(56.20, -17.15, -23.00)
CIE-LCH	lch(56.20, 28.69, 233.29°)
OKLab	oklab(61.55% -0.0689 -0.0642)
OKLCH	oklch(61.55% 0.094 223)
XYZ	xyz(19.3378, 24.1169, 43.6721)
Luminance	0.2412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3791AE #AE5437

analogous

#37AE90 #3791AE #3755AE

triadic

#3791AE #AE3791 #91AE37

tetradic

#3791AE #9037AE #AE5437 #55AE37

square

#3791AE #9037AE #AE5437 #55AE37

split-complementary

#3791AE #AE3755 #AE9037

monochromatic

#1A4351 #286A7F #3791AE #58AECA #86C5D9

Accessibility & contrast

On white

3.61

#3791AE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#3791AE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3791AE

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3791AE	#FFFFFF	#000000	##000000
##3791AE	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808EB0

Deuteranopia (green-blind)

#7081AE

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3791ae;
/* rgb */ color: rgb(55, 145, 174);
/* oklch */ color: oklch(61.5% 0.094 223.0);

Tailwind

colors: {
  custom: {
    50: '#7cb1c6',
    500: '#3791ae',
    950: '#000000',
  },
}

SCSS

$custom: #3791ae;
$custom-light: #7cb1c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3791ae",
  "rgb": {
    "r": 55,
    "g": 145,
    "b": 174
  },
  "hsl": {
    "h": 194.622,
    "s": 51.965,
    "l": 44.902
  },
  "oklch": {
    "l": 0.61545,
    "c": 0.09422,
    "h": 223
  },
  "luminance": 0.24119
}

Semantic roles & 50–950 ramp

primary

#3791AE

secondary

#C38F7E

accent

#6F4CDB

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3791AE

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

Preview Lab → · Contrast checker → · Palette generator →