#3699C4#3699C4

#3699C4 is a light, moderate cyan. Relative luminance 0.276; OKLCH L 64.4% C 0.110 H 230.9°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#3699C4
RGB	rgb(54, 153, 196)
HSL	hsl(198, 57%, 49%)
HSV	hsv(198, 72%, 77%)
CMYK	cmyk(72.4%, 21.9%, 0%, 23.1%)
CIE-LAB	lab(59.48, -14.34, -30.41)
CIE-LCH	lch(59.48, 33.63, 244.75°)
OKLab	oklab(64.45% -0.0694 -0.0854)
OKLCH	oklch(64.45% 0.11 230.9)
XYZ	xyz(22.8724, 27.5496, 56.3260)
Luminance	0.2755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3699C4 #C46136

analogous

#36C4A8 #3699C4 #3652C4

triadic

#3699C4 #C43699 #99C436

tetradic

#3699C4 #A836C4 #C46136 #52C436

square

#3699C4 #A836C4 #C46136 #52C436

split-complementary

#3699C4 #C43652 #C4A836

monochromatic

#1C4E64 #297494 #3699C4 #63B2D4 #93CAE1

Accessibility & contrast

On white

3.23

#3699C4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#3699C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3699C4

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3699C4	#FFFFFF	#000000	##000000
##3699C4	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8397C6

Deuteranopia (green-blind)

#7089C3

Tritanopia (blue-blind)

#00A5A7

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #3699c4;
/* rgb */ color: rgb(54, 153, 196);
/* oklch */ color: oklch(64.4% 0.110 230.9);

Tailwind

colors: {
  custom: {
    50: '#80b7d6',
    500: '#3699c4',
    950: '#000000',
  },
}

SCSS

$custom: #3699c4;
$custom-light: #80b7d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3699c4",
  "rgb": {
    "r": 54,
    "g": 153,
    "b": 196
  },
  "hsl": {
    "h": 198.169,
    "s": 56.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.64449,
    "c": 0.11004,
    "h": 230.9
  },
  "luminance": 0.27552
}

Semantic roles & 50–950 ramp

primary

#3699C4

secondary

#CC9E89

accent

#7648E0

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3699C4

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

Preview Lab → · Contrast checker → · Palette generator →