#3791A4#3791A4

#3791A4 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.1% C 0.088 H 214.3°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#3791A4
RGB	rgb(55, 145, 164)
HSL	hsl(190, 50%, 43%)
HSV	hsv(190, 66%, 64%)
CMYK	cmyk(66.5%, 11.6%, 0%, 35.7%)
CIE-LAB	lab(55.83, -20.37, -17.86)
CIE-LCH	lch(55.83, 27.09, 221.26°)
OKLab	oklab(61.12% -0.0729 -0.0497)
OKLCH	oklch(61.12% 0.088 214.3)
XYZ	xyz(18.3990, 23.7414, 38.7276)
Luminance	0.2374 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3791A4 #A44A37

analogous

#37A481 #3791A4 #375AA4

triadic

#3791A4 #A43791 #91A437

tetradic

#3791A4 #8137A4 #A44A37 #5AA437

square

#3791A4 #8137A4 #A44A37 #5AA437

split-complementary

#3791A4 #A4375A #A48137

monochromatic

#184048 #286876 #3791A4 #53B1C5 #81C6D5

Accessibility & contrast

On white

3.65

#3791A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#3791A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3791A4

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3791A4	#FFFFFF	#000000	##000000
##3791A4	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838CA5

Deuteranopia (green-blind)

#7481A4

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3791a4;
/* rgb */ color: rgb(55, 145, 164);
/* oklch */ color: oklch(61.1% 0.088 214.3);

Tailwind

colors: {
  custom: {
    50: '#7bb1bf',
    500: '#3791a4',
    950: '#000000',
  },
}

SCSS

$custom: #3791a4;
$custom-light: #7bb1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3791a4",
  "rgb": {
    "r": 55,
    "g": 145,
    "b": 164
  },
  "hsl": {
    "h": 190.459,
    "s": 49.772,
    "l": 42.941
  },
  "oklch": {
    "l": 0.61118,
    "c": 0.08825,
    "h": 214.3
  },
  "luminance": 0.23743
}

Semantic roles & 50–950 ramp

primary

#3791A4

secondary

#BE8579

accent

#674FD9

background

#F8FAFB

surface

#EFF5F7

border

#CACFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #3791A4

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

Preview Lab → · Contrast checker → · Palette generator →