#3797B0#3797B0

#3797B0 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.1% C 0.095 H 218.5°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#3797B0
RGB	rgb(55, 151, 176)
HSL	hsl(192, 52%, 45%)
HSV	hsv(192, 69%, 69%)
CMYK	cmyk(68.8%, 14.2%, 0%, 31%)
CIE-LAB	lab(58.11, -19.71, -21.22)
CIE-LCH	lch(58.11, 28.96, 227.11°)
OKLab	oklab(63.1% -0.0744 -0.0592)
OKLCH	oklch(63.1% 0.095 218.5)
XYZ	xyz(20.4754, 26.0777, 45.0203)
Luminance	0.2608 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3797B0 #B05037

analogous

#37B08D #3797B0 #375AB0

triadic

#3797B0 #B03797 #97B037

tetradic

#3797B0 #8D37B0 #B05037 #5AB037

square

#3797B0 #8D37B0 #B05037 #5AB037

split-complementary

#3797B0 #B0375A #B08D37

monochromatic

#1A4753 #286F81 #3797B0 #59B4CB #88C9DA

Accessibility & contrast

On white

3.38

#3797B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#3797B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3797B0

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3797B0	#FFFFFF	#000000	##000000
##3797B0	1.00	3.38	6.22	6.22
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8793B1

Deuteranopia (green-blind)

#7686B0

Tritanopia (blue-blind)

#00A09F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3797b0;
/* rgb */ color: rgb(55, 151, 176);
/* oklch */ color: oklch(63.1% 0.095 218.5);

Tailwind

colors: {
  custom: {
    50: '#7db5c7',
    500: '#3797b0',
    950: '#000000',
  },
}

SCSS

$custom: #3797b0;
$custom-light: #7db5c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3797b0",
  "rgb": {
    "r": 55,
    "g": 151,
    "b": 176
  },
  "hsl": {
    "h": 192.397,
    "s": 52.381,
    "l": 45.294
  },
  "oklch": {
    "l": 0.63099,
    "c": 0.09505,
    "h": 218.5
  },
  "luminance": 0.2608
}

Semantic roles & 50–950 ramp

primary

#3797B0

secondary

#C48D7F

accent

#6A4CDC

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3797B0

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

Preview Lab → · Contrast checker → · Palette generator →