#3698BE#3698BE

#3698BE is a light, moderate cyan. Relative luminance 0.270; OKLCH L 63.9% C 0.105 H 227.9°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#3698BE
RGB	rgb(54, 152, 190)
HSL	hsl(197, 56%, 48%)
HSV	hsv(197, 72%, 75%)
CMYK	cmyk(71.6%, 20%, 0%, 25.5%)
CIE-LAB	lab(58.93, -15.81, -27.88)
CIE-LCH	lch(58.93, 32.05, 240.45°)
OKLab	oklab(63.93% -0.0705 -0.0782)
OKLCH	oklch(63.93% 0.105 227.9)
XYZ	xyz(22.0401, 26.9559, 52.7467)
Luminance	0.2696 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3698BE #BE5C36

analogous

#36BEA0 #3698BE #3654BE

triadic

#3698BE #BE3698 #98BE36

tetradic

#3698BE #A036BE #BE5C36 #54BE36

square

#3698BE #A036BE #BE5C36 #54BE36

split-complementary

#3698BE #BE3654 #BEA036

monochromatic

#1B4C5F #28728E #3698BE #60B2D2 #8FC9DF

Accessibility & contrast

On white

3.29

#3698BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#3698BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3698BE

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3698BE	#FFFFFF	#000000	##000000
##3698BE	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8495C0

Deuteranopia (green-blind)

#7188BE

Tritanopia (blue-blind)

#00A3A4

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3698be;
/* rgb */ color: rgb(54, 152, 190);
/* oklch */ color: oklch(63.9% 0.105 227.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3698be",
  "rgb": {
    "r": 54,
    "g": 152,
    "b": 190
  },
  "hsl": {
    "h": 196.765,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.63931,
    "c": 0.10529,
    "h": 227.9
  },
  "luminance": 0.26958
}

Semantic roles & 50–950 ramp

primary

#3698BE

secondary

#CA9986

accent

#7349DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3698BE

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

Preview Lab → · Contrast checker → · Palette generator →