#3799BA#3799BA

#3799BA is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.0% C 0.101 H 224.4°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#3799BA
RGB	rgb(55, 153, 186)
HSL	hsl(195, 54%, 47%)
HSV	hsv(195, 70%, 73%)
CMYK	cmyk(70.4%, 17.7%, 0%, 27.1%)
CIE-LAB	lab(59.10, -17.53, -25.36)
CIE-LCH	lch(59.10, 30.83, 235.35°)
OKLab	oklab(64.02% -0.0725 -0.0709)
OKLCH	oklch(64.02% 0.101 224.4)
XYZ	xyz(21.8261, 27.1374, 50.5326)
Luminance	0.2714 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3799BA #BA5837

analogous

#37BA9A #3799BA #3757BA

triadic

#3799BA #BA3799 #99BA37

tetradic

#3799BA #9A37BA #BA5837 #57BA37

square

#3799BA #9A37BA #BA5837 #57BA37

split-complementary

#3799BA #BA3757 #BA9A37

monochromatic

#1B4B5C #29728B #3799BA #5FB3D0 #8EC9DE

Accessibility & contrast

On white

3.27

#3799BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#3799BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3799BA

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3799BA	#FFFFFF	#000000	##000000
##3799BA	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8796BC

Deuteranopia (green-blind)

#7489BA

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3799ba;
/* rgb */ color: rgb(55, 153, 186);
/* oklch */ color: oklch(64.0% 0.101 224.4);

Tailwind

colors: {
  custom: {
    50: '#7fb7ce',
    500: '#3799ba',
    950: '#000000',
  },
}

SCSS

$custom: #3799ba;
$custom-light: #7fb7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3799ba",
  "rgb": {
    "r": 55,
    "g": 153,
    "b": 186
  },
  "hsl": {
    "h": 195.115,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.6402,
    "c": 0.10147,
    "h": 224.4
  },
  "luminance": 0.2714
}

Semantic roles & 50–950 ramp

primary

#3799BA

secondary

#C89685

accent

#6F4ADE

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3799BA

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

Preview Lab → · Contrast checker → · Palette generator →