#3799C0#3799C0

#3799C0 is a light, moderate cyan. Relative luminance 0.274; OKLCH L 64.3% C 0.106 H 228.5°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#3799C0
RGB	rgb(55, 153, 192)
HSL	hsl(197, 55%, 48%)
HSV	hsv(197, 71%, 75%)
CMYK	cmyk(71.4%, 20.3%, 0%, 24.7%)
CIE-LAB	lab(59.34, -15.55, -28.38)
CIE-LCH	lch(59.34, 32.35, 241.28°)
OKLab	oklab(64.29% -0.0703 -0.0796)
OKLCH	oklch(64.29% 0.106 228.5)
XYZ	xyz(22.4774, 27.3979, 53.9627)
Luminance	0.2740 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3799C0 #C05E37

analogous

#37C0A2 #3799C0 #3754C0

triadic

#3799C0 #C03799 #99C037

tetradic

#3799C0 #A237C0 #C05E37 #54C037

square

#3799C0 #A237C0 #C05E37 #54C037

split-complementary

#3799C0 #C03754 #C0A237

monochromatic

#1C4D61 #297390 #3799C0 #62B2D2 #92C9E0

Accessibility & contrast

On white

3.24

#3799C0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#3799C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3799C0

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3799C0	#FFFFFF	#000000	##000000
##3799C0	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8596C2

Deuteranopia (green-blind)

#7289BF

Tritanopia (blue-blind)

#00A4A6

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3799c0;
/* rgb */ color: rgb(55, 153, 192);
/* oklch */ color: oklch(64.3% 0.106 228.5);

Tailwind

colors: {
  custom: {
    50: '#7fb7d3',
    500: '#3799c0',
    950: '#000000',
  },
}

SCSS

$custom: #3799c0;
$custom-light: #7fb7d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3799c0",
  "rgb": {
    "r": 55,
    "g": 153,
    "b": 192
  },
  "hsl": {
    "h": 197.08,
    "s": 55.466,
    "l": 48.431
  },
  "oklch": {
    "l": 0.64291,
    "c": 0.10617,
    "h": 228.5
  },
  "luminance": 0.274
}

Semantic roles & 50–950 ramp

primary

#3799C0

secondary

#CB9B88

accent

#7449DF

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3799C0

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

Preview Lab → · Contrast checker → · Palette generator →