#3680A3#3680A3

#3680A3 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.9% C 0.090 H 232.0°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3680A3
RGB	rgb(54, 128, 163)
HSL	hsl(199, 50%, 43%)
HSV	hsv(199, 67%, 64%)
CMYK	cmyk(66.9%, 21.5%, 0%, 36.1%)
CIE-LAB	lab(50.53, -11.56, -25.42)
CIE-LCH	lch(50.53, 27.93, 245.55°)
OKLab	oklab(56.86% -0.0557 -0.0712)
OKLCH	oklch(56.86% 0.09 232)
XYZ	xyz(15.8488, 18.8653, 37.4493)
Luminance	0.1887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3680A3 #A35936

analogous

#36A38F #3680A3 #364AA3

triadic

#3680A3 #A33680 #80A336

tetradic

#3680A3 #8F36A3 #A35936 #4AA336

square

#3680A3 #8F36A3 #A35936 #4AA336

split-complementary

#3680A3 #A3364A #A38F36

monochromatic

#183847 #275C75 #3680A3 #51A0C5 #7FB9D5

Accessibility & contrast

On white

4.40

#3680A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#3680A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3680A3

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3680A3	#FFFFFF	#000000	##000000
##3680A3	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7EA5

Deuteranopia (green-blind)

#6073A2

Tritanopia (blue-blind)

#00898C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3680a3;
/* rgb */ color: rgb(54, 128, 163);
/* oklch */ color: oklch(56.9% 0.090 232.0);

Tailwind

colors: {
  custom: {
    50: '#79a4be',
    500: '#3680a3',
    950: '#000000',
  },
}

SCSS

$custom: #3680a3;
$custom-light: #79a4be;
$custom-dark: #000000;

JSON

{
  "hex": "#3680a3",
  "rgb": {
    "r": 54,
    "g": 128,
    "b": 163
  },
  "hsl": {
    "h": 199.266,
    "s": 50.23,
    "l": 42.549
  },
  "oklch": {
    "l": 0.56856,
    "c": 0.09041,
    "h": 232
  },
  "luminance": 0.18867
}

Semantic roles & 50–950 ramp

primary

#3680A3

secondary

#BE8E77

accent

#7B4EDA

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3680A3

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

Preview Lab → · Contrast checker → · Palette generator →