#3698BF#3698BF

#3698BF is a light, moderate cyan. Relative luminance 0.270; OKLCH L 64.0% C 0.106 H 228.6°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#3698BF
RGB	rgb(54, 152, 191)
HSL	hsl(197, 56%, 48%)
HSV	hsv(197, 72%, 75%)
CMYK	cmyk(71.7%, 20.4%, 0%, 25.1%)
CIE-LAB	lab(58.97, -15.47, -28.38)
CIE-LCH	lch(58.97, 32.33, 241.40°)
OKLab	oklab(63.98% -0.0702 -0.0796)
OKLCH	oklch(63.98% 0.106 228.6)
XYZ	xyz(22.1497, 26.9998, 53.3242)
Luminance	0.2700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3698BF #BF5D36

analogous

#36BFA1 #3698BF #3654BF

triadic

#3698BF #BF3698 #98BF36

tetradic

#3698BF #A136BF #BF5D36 #54BF36

square

#3698BF #A136BF #BF5D36 #54BF36

split-complementary

#3698BF #BF3654 #BFA136

monochromatic

#1B4C60 #29728F #3698BF #60B2D2 #90C9E0

Accessibility & contrast

On white

3.28

#3698BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#3698BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3698BF

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3698BF	#FFFFFF	#000000	##000000
##3698BF	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8496C1

Deuteranopia (green-blind)

#7188BE

Tritanopia (blue-blind)

#00A3A5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #3698bf;
/* rgb */ color: rgb(54, 152, 191);
/* oklch */ color: oklch(64.0% 0.106 228.6);

Tailwind

colors: {
  custom: {
    50: '#7fb6d2',
    500: '#3698bf',
    950: '#000000',
  },
}

SCSS

$custom: #3698bf;
$custom-light: #7fb6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3698bf",
  "rgb": {
    "r": 54,
    "g": 152,
    "b": 191
  },
  "hsl": {
    "h": 197.08,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.63977,
    "c": 0.10611,
    "h": 228.6
  },
  "luminance": 0.27002
}

Semantic roles & 50–950 ramp

primary

#3698BF

secondary

#CA9A87

accent

#7349DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3698BF

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

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