#3683AC#3683AC

#3683AC is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.0% C 0.098 H 235.3°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3683AC
RGB	rgb(54, 131, 172)
HSL	hsl(201, 52%, 44%)
HSV	hsv(201, 69%, 67%)
CMYK	cmyk(68.6%, 23.8%, 0%, 32.5%)
CIE-LAB	lab(51.83, -10.21, -28.62)
CIE-LCH	lch(51.83, 30.38, 250.36°)
OKLab	oklab(58.02% -0.0556 -0.0804)
OKLCH	oklch(58.02% 0.098 235.3)
XYZ	xyz(17.0811, 19.9936, 41.9807)
Luminance	0.1999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3683AC #AC5F36

analogous

#36AC9A #3683AC #3648AC

triadic

#3683AC #AC3683 #83AC36

tetradic

#3683AC #9A36AC #AC5F36 #48AC36

square

#3683AC #9A36AC #AC5F36 #48AC36

split-complementary

#3683AC #AC3648 #AC9A36

monochromatic

#193C4F #27607D #3683AC #55A1CA #84BBD8

Accessibility & contrast

On white

4.20

#3683AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#3683AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3683AC

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3683AC	#FFFFFF	#000000	##000000
##3683AC	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F82AE

Deuteranopia (green-blind)

#5F76AB

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3683ac;
/* rgb */ color: rgb(54, 131, 172);
/* oklch */ color: oklch(58.0% 0.098 235.3);

Tailwind

colors: {
  custom: {
    50: '#7ba7c5',
    500: '#3683ac',
    950: '#000000',
  },
}

SCSS

$custom: #3683ac;
$custom-light: #7ba7c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3683ac",
  "rgb": {
    "r": 54,
    "g": 131,
    "b": 172
  },
  "hsl": {
    "h": 200.847,
    "s": 52.212,
    "l": 44.314
  },
  "oklch": {
    "l": 0.58018,
    "c": 0.09775,
    "h": 235.3
  },
  "luminance": 0.19995
}

Semantic roles & 50–950 ramp

primary

#3683AC

secondary

#C2947C

accent

#7E4CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3683AC

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

Preview Lab → · Contrast checker → · Palette generator →