#3699BA#3699BA

#3699BA is a light, moderate cyan. Relative luminance 0.271; OKLCH L 64.0% C 0.102 H 224.2°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#3699BA
RGB	rgb(54, 153, 186)
HSL	hsl(195, 55%, 47%)
HSV	hsv(195, 71%, 73%)
CMYK	cmyk(71%, 17.7%, 0%, 27.1%)
CIE-LAB	lab(59.08, -17.67, -25.40)
CIE-LCH	lch(59.08, 30.94, 235.18°)
OKLab	oklab(63.99% -0.0731 -0.0711)
OKLCH	oklch(63.99% 0.102 224.2)
XYZ	xyz(21.7719, 27.1094, 50.5301)
Luminance	0.2711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3699BA #BA5736

analogous

#36BA99 #3699BA #3657BA

triadic

#3699BA #BA3699 #99BA36

tetradic

#3699BA #9936BA #BA5736 #57BA36

square

#3699BA #9936BA #BA5736 #57BA36

split-complementary

#3699BA #BA3657 #BA9936

monochromatic

#1A4B5B #28728B #3699BA #5DB3D0 #8DC9DE

Accessibility & contrast

On white

3.27

#3699BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#3699BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3699BA

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3699BA	#FFFFFF	#000000	##000000
##3699BA	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8696BC

Deuteranopia (green-blind)

#7488BA

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3699ba;
/* rgb */ color: rgb(54, 153, 186);
/* oklch */ color: oklch(64.0% 0.102 224.2);

Tailwind

colors: {
  custom: {
    50: '#7eb7ce',
    500: '#3699ba',
    950: '#000000',
  },
}

SCSS

$custom: #3699ba;
$custom-light: #7eb7ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3699ba",
  "rgb": {
    "r": 54,
    "g": 153,
    "b": 186
  },
  "hsl": {
    "h": 195,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.63992,
    "c": 0.10192,
    "h": 224.2
  },
  "luminance": 0.27112
}

Semantic roles & 50–950 ramp

primary

#3699BA

secondary

#C89584

accent

#6F49DE

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3699BA

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

Preview Lab → · Contrast checker → · Palette generator →