#3697BD#3697BD

#3697BD is a light, moderate cyan. Relative luminance 0.266; OKLCH L 63.6% C 0.105 H 228.2°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3697BD
RGB	rgb(54, 151, 189)
HSL	hsl(197, 56%, 48%)
HSV	hsv(197, 71%, 74%)
CMYK	cmyk(71.4%, 20.1%, 0%, 25.9%)
CIE-LAB	lab(58.59, -15.60, -27.84)
CIE-LCH	lch(58.59, 31.91, 240.74°)
OKLab	oklab(63.65% -0.0699 -0.0781)
OKLCH	oklch(63.65% 0.105 228.2)
XYZ	xyz(21.7695, 26.5891, 52.1191)
Luminance	0.2659 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3697BD #BD5C36

analogous

#36BDA0 #3697BD #3653BD

triadic

#3697BD #BD3697 #97BD36

tetradic

#3697BD #A036BD #BD5C36 #53BD36

square

#3697BD #A036BD #BD5C36 #53BD36

split-complementary

#3697BD #BD3653 #BDA036

monochromatic

#1B4B5E #28718D #3697BD #5FB1D1 #8FC8DF

Accessibility & contrast

On white

3.32

#3697BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#3697BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3697BD

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3697BD	#FFFFFF	#000000	##000000
##3697BD	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8394BF

Deuteranopia (green-blind)

#7187BD

Tritanopia (blue-blind)

#00A2A4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3697bd;
/* rgb */ color: rgb(54, 151, 189);
/* oklch */ color: oklch(63.6% 0.105 228.2);

Tailwind

colors: {
  custom: {
    50: '#7eb5d1',
    500: '#3697bd',
    950: '#000000',
  },
}

SCSS

$custom: #3697bd;
$custom-light: #7eb5d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3697bd",
  "rgb": {
    "r": 54,
    "g": 151,
    "b": 189
  },
  "hsl": {
    "h": 196.889,
    "s": 55.556,
    "l": 47.647
  },
  "oklch": {
    "l": 0.63645,
    "c": 0.10479,
    "h": 228.2
  },
  "luminance": 0.26592
}

Semantic roles & 50–950 ramp

primary

#3697BD

secondary

#C99985

accent

#7349DF

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #3697BD

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

Preview Lab → · Contrast checker → · Palette generator →