#3791AD#3791AD

#3791AD is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.5% C 0.094 H 222.2°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#3791AD
RGB	rgb(55, 145, 173)
HSL	hsl(194, 52%, 45%)
HSV	hsv(194, 68%, 68%)
CMYK	cmyk(68.2%, 16.2%, 0%, 32.2%)
CIE-LAB	lab(56.17, -17.48, -22.49)
CIE-LCH	lch(56.17, 28.48, 232.15°)
OKLab	oklab(61.5% -0.0693 -0.0628)
OKLCH	oklch(61.5% 0.094 222.2)
XYZ	xyz(19.2407, 24.0780, 43.1606)
Luminance	0.2408 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3791AD #AD5337

analogous

#37AD8E #3791AD #3756AD

triadic

#3791AD #AD3791 #91AD37

tetradic

#3791AD #8E37AD #AD5337 #56AD37

square

#3791AD #8E37AD #AD5337 #56AD37

split-complementary

#3791AD #AD3756 #AD8E37

monochromatic

#194350 #286A7F #3791AD #57AFCA #86C5D8

Accessibility & contrast

On white

3.61

#3791AD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#3791AD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3791AD

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3791AD	#FFFFFF	#000000	##000000
##3791AD	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)

#818EAE

Deuteranopia (green-blind)

#7081AD

Tritanopia (blue-blind)

#009A9A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3791ad;
/* rgb */ color: rgb(55, 145, 173);
/* oklch */ color: oklch(61.5% 0.094 222.2);

Tailwind

colors: {
  custom: {
    50: '#7cb1c5',
    500: '#3791ad',
    950: '#000000',
  },
}

SCSS

$custom: #3791ad;
$custom-light: #7cb1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3791ad",
  "rgb": {
    "r": 55,
    "g": 145,
    "b": 173
  },
  "hsl": {
    "h": 194.237,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.61501,
    "c": 0.09353,
    "h": 222.2
  },
  "luminance": 0.2408
}

Semantic roles & 50–950 ramp

primary

#3791AD

secondary

#C28E7D

accent

#6E4DDB

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3791AD

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

Preview Lab → · Contrast checker → · Palette generator →