#3680AA#3680AA

#3680AA is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.2% C 0.097 H 236.9°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#3680AA
RGB	rgb(54, 128, 170)
HSL	hsl(202, 52%, 44%)
HSV	hsv(202, 68%, 67%)
CMYK	cmyk(68.2%, 24.7%, 0%, 33.3%)
CIE-LAB	lab(50.83, -9.18, -29.01)
CIE-LCH	lch(50.83, 30.43, 252.45°)
OKLab	oklab(57.19% -0.0531 -0.0816)
OKLCH	oklch(57.19% 0.097 236.9)
XYZ	xyz(16.4934, 19.1231, 40.8443)
Luminance	0.1913 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3680AA #AA6036

analogous

#36AA9A #3680AA #3646AA

triadic

#3680AA #AA3680 #80AA36

tetradic

#3680AA #9A36AA #AA6036 #46AA36

square

#3680AA #9A36AA #AA6036 #46AA36

split-complementary

#3680AA #AA3646 #AA9A36

monochromatic

#183A4D #275D7C #3680AA #549FC9 #83B9D8

Accessibility & contrast

On white

4.35

#3680AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#3680AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3680AA

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3680AA	#FFFFFF	#000000	##000000
##3680AA	1.00	4.35	4.83	4.83
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7FAC

Deuteranopia (green-blind)

#5C74A9

Tritanopia (blue-blind)

#008B8E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3680aa;
/* rgb */ color: rgb(54, 128, 170);
/* oklch */ color: oklch(57.2% 0.097 236.9);

Tailwind

colors: {
  custom: {
    50: '#7aa4c3',
    500: '#3680aa',
    950: '#000000',
  },
}

SCSS

$custom: #3680aa;
$custom-light: #7aa4c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3680aa",
  "rgb": {
    "r": 54,
    "g": 128,
    "b": 170
  },
  "hsl": {
    "h": 201.724,
    "s": 51.786,
    "l": 43.922
  },
  "oklch": {
    "l": 0.57195,
    "c": 0.09737,
    "h": 236.9
  },
  "luminance": 0.19125
}

Semantic roles & 50–950 ramp

primary

#3680AA

secondary

#C1947B

accent

#804DDB

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A0F12

muted

#7C7F81

Preview Lab

Preview with #3680AA

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

Preview Lab → · Contrast checker → · Palette generator →