#3697B2#3697B2

#3697B2 is a light, moderate cyan. Relative luminance 0.261; OKLCH L 63.2% C 0.097 H 220.0°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3697B2
RGB	rgb(54, 151, 178)
HSL	hsl(193, 53%, 45%)
HSV	hsv(193, 70%, 70%)
CMYK	cmyk(69.7%, 15.2%, 0%, 30.2%)
CIE-LAB	lab(58.16, -19.21, -22.28)
CIE-LCH	lch(58.16, 29.42, 229.23°)
OKLab	oklab(63.16% -0.0741 -0.0622)
OKLCH	oklch(63.16% 0.097 220)
XYZ	xyz(20.6205, 26.1295, 46.0676)
Luminance	0.2613 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3697B2 #B25136

analogous

#36B28F #3697B2 #3659B2

triadic

#3697B2 #B23697 #97B236

tetradic

#3697B2 #8F36B2 #B25136 #59B236

square

#3697B2 #8F36B2 #B25136 #59B236

split-complementary

#3697B2 #B23659 #B28F36

monochromatic

#1A4754 #286F83 #3697B2 #59B3CD #88C9DB

Accessibility & contrast

On white

3.37

#3697B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.23

#3697B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3697B2

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3697B2	#FFFFFF	#000000	##000000
##3697B2	1.00	3.37	6.23	6.23
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.23	21.00	1.00	1.00
##000000	6.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8693B3

Deuteranopia (green-blind)

#7586B2

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #3697b2;
/* rgb */ color: rgb(54, 151, 178);
/* oklch */ color: oklch(63.2% 0.097 220.0);

Tailwind

colors: {
  custom: {
    50: '#7db5c9',
    500: '#3697b2',
    950: '#000000',
  },
}

SCSS

$custom: #3697b2;
$custom-light: #7db5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3697b2",
  "rgb": {
    "r": 54,
    "g": 151,
    "b": 178
  },
  "hsl": {
    "h": 193.065,
    "s": 53.448,
    "l": 45.49
  },
  "oklch": {
    "l": 0.63156,
    "c": 0.09675,
    "h": 220
  },
  "luminance": 0.26132
}

Semantic roles & 50–950 ramp

primary

#3697B2

secondary

#C58E7F

accent

#6B4BDD

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #3697B2

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

Preview Lab → · Contrast checker → · Palette generator →