#3698BB#3698BB

#3698BB is a light, moderate cyan. Relative luminance 0.268; OKLCH L 63.8% C 0.103 H 225.9°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#3698BB
RGB	rgb(54, 152, 187)
HSL	hsl(196, 55%, 47%)
HSV	hsv(196, 71%, 73%)
CMYK	cmyk(71.1%, 18.7%, 0%, 26.7%)
CIE-LAB	lab(58.81, -16.80, -26.37)
CIE-LCH	lch(58.81, 31.27, 237.50°)
OKLab	oklab(63.8% -0.0717 -0.0738)
OKLCH	oklch(63.8% 0.103 225.9)
XYZ	xyz(21.7155, 26.8261, 51.0376)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3698BB #BB5936

analogous

#36BB9B #3698BB #3656BB

triadic

#3698BB #BB3698 #98BB36

tetradic

#3698BB #9B36BB #BB5936 #56BB36

square

#3698BB #9B36BB #BB5936 #56BB36

split-complementary

#3698BB #BB3656 #BB9B36

monochromatic

#1B4B5C #28718C #3698BB #5EB2D0 #8DC9DE

Accessibility & contrast

On white

3.30

#3698BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#3698BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3698BB

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3698BB	#FFFFFF	#000000	##000000
##3698BB	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8595BD

Deuteranopia (green-blind)

#7388BB

Tritanopia (blue-blind)

#00A2A3

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3698bb;
/* rgb */ color: rgb(54, 152, 187);
/* oklch */ color: oklch(63.8% 0.103 225.9);

Tailwind

colors: {
  custom: {
    50: '#7eb6cf',
    500: '#3698bb',
    950: '#000000',
  },
}

SCSS

$custom: #3698bb;
$custom-light: #7eb6cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3698bb",
  "rgb": {
    "r": 54,
    "g": 152,
    "b": 187
  },
  "hsl": {
    "h": 195.789,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.63795,
    "c": 0.1029,
    "h": 225.9
  },
  "luminance": 0.26829
}

Semantic roles & 50–950 ramp

primary

#3698BB

secondary

#C99684

accent

#7149DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3698BB

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

Preview Lab → · Contrast checker → · Palette generator →