#3683AA#3683AA

#3683AA is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 57.9% C 0.096 H 234.0°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3683AA
RGB	rgb(54, 131, 170)
HSL	hsl(200, 52%, 44%)
HSV	hsv(200, 68%, 67%)
CMYK	cmyk(68.2%, 22.9%, 0%, 33.3%)
CIE-LAB	lab(51.74, -10.89, -27.60)
CIE-LCH	lch(51.74, 29.67, 248.46°)
OKLab	oklab(57.92% -0.0563 -0.0775)
OKLCH	oklch(57.92% 0.096 234)
XYZ	xyz(16.8905, 19.9173, 40.9767)
Luminance	0.1992 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3683AA #AA5D36

analogous

#36AA97 #3683AA #3649AA

triadic

#3683AA #AA3683 #83AA36

tetradic

#3683AA #9736AA #AA5D36 #49AA36

square

#3683AA #9736AA #AA5D36 #49AA36

split-complementary

#3683AA #AA3649 #AA9736

monochromatic

#183B4D #275F7C #3683AA #54A2C9 #83BBD8

Accessibility & contrast

On white

4.21

#3683AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#3683AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3683AA

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3683AA	#FFFFFF	#000000	##000000
##3683AA	1.00	4.21	4.98	4.98
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7082AC

Deuteranopia (green-blind)

#6076A9

Tritanopia (blue-blind)

#008D90

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3683aa;
/* rgb */ color: rgb(54, 131, 170);
/* oklch */ color: oklch(57.9% 0.096 234.0);

Tailwind

colors: {
  custom: {
    50: '#7ba7c3',
    500: '#3683aa',
    950: '#000000',
  },
}

SCSS

$custom: #3683aa;
$custom-light: #7ba7c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3683aa",
  "rgb": {
    "r": 54,
    "g": 131,
    "b": 170
  },
  "hsl": {
    "h": 200.172,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.57921,
    "c": 0.09577,
    "h": 234
  },
  "luminance": 0.19919
}

Semantic roles & 50–950 ramp

primary

#3683AA

secondary

#C1927B

accent

#7D4DDB

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3683AA

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

Preview Lab → · Contrast checker → · Palette generator →