#3698BD#3698BD

#3698BD is a light, moderate cyan. Relative luminance 0.269; OKLCH L 63.9% C 0.104 H 227.2°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3698BD
RGB	rgb(54, 152, 189)
HSL	hsl(196, 56%, 48%)
HSV	hsv(196, 71%, 74%)
CMYK	cmyk(71.4%, 19.6%, 0%, 25.9%)
CIE-LAB	lab(58.89, -16.14, -27.38)
CIE-LCH	lch(58.89, 31.78, 239.48°)
OKLab	oklab(63.89% -0.0709 -0.0767)
OKLCH	oklch(63.89% 0.104 227.2)
XYZ	xyz(21.9311, 26.9124, 52.1730)
Luminance	0.2692 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3698BD #BD5B36

analogous

#36BD9E #3698BD #3655BD

triadic

#3698BD #BD3698 #98BD36

tetradic

#3698BD #9E36BD #BD5B36 #55BD36

square

#3698BD #9E36BD #BD5B36 #55BD36

split-complementary

#3698BD #BD3655 #BD9E36

monochromatic

#1B4B5E #28728D #3698BD #5FB2D1 #8FC9DF

Accessibility & contrast

On white

3.29

#3698BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#3698BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3698BD

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3698BD	#FFFFFF	#000000	##000000
##3698BD	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8495BF

Deuteranopia (green-blind)

#7288BD

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3698bd;
/* rgb */ color: rgb(54, 152, 189);
/* oklch */ color: oklch(63.9% 0.104 227.2);

Tailwind

colors: {
  custom: {
    50: '#7fb6d1',
    500: '#3698bd',
    950: '#000000',
  },
}

SCSS

$custom: #3698bd;
$custom-light: #7fb6d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3698bd",
  "rgb": {
    "r": 54,
    "g": 152,
    "b": 189
  },
  "hsl": {
    "h": 196.444,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.63886,
    "c": 0.10448,
    "h": 227.2
  },
  "luminance": 0.26915
}

Semantic roles & 50–950 ramp

primary

#3698BD

secondary

#C99885

accent

#7249DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3698BD

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

Preview Lab → · Contrast checker → · Palette generator →