#3680BA#3680BA

#3680BA is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 58.0% C 0.115 H 245.5°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3680BA
RGB	rgb(54, 128, 186)
HSL	hsl(206, 55%, 47%)
HSV	hsv(206, 71%, 73%)
CMYK	cmyk(71%, 31.2%, 0%, 27.1%)
CIE-LAB	lab(51.57, -3.59, -37.08)
CIE-LCH	lch(51.57, 37.25, 264.46°)
OKLab	oklab(58.03% -0.0479 -0.105)
OKLCH	oklch(58.03% 0.115 245.5)
XYZ	xyz(18.1000, 19.7658, 49.3061)
Luminance	0.1977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3680BA #BA7036

analogous

#36BAB2 #3680BA #363EBA

triadic

#3680BA #BA3680 #80BA36

tetradic

#3680BA #B236BA #BA7036 #3EBA36

square

#3680BA #B236BA #BA7036 #3EBA36

split-complementary

#3680BA #BA363E #BAB236

monochromatic

#1A3F5B #285F8B #3680BA #5D9ED0 #8DBADE

Accessibility & contrast

On white

4.24

#3680BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#3680BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3680BA

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3680BA	#FFFFFF	#000000	##000000
##3680BA	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6682BD

Deuteranopia (green-blind)

#5375B9

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3680ba;
/* rgb */ color: rgb(54, 128, 186);
/* oklch */ color: oklch(58.0% 0.115 245.5);

Tailwind

colors: {
  custom: {
    50: '#7da4cf',
    500: '#3680ba',
    950: '#000000',
  },
}

SCSS

$custom: #3680ba;
$custom-light: #7da4cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3680ba",
  "rgb": {
    "r": 54,
    "g": 128,
    "b": 186
  },
  "hsl": {
    "h": 206.364,
    "s": 55,
    "l": 47.059
  },
  "oklch": {
    "l": 0.58025,
    "c": 0.11539,
    "h": 245.5
  },
  "luminance": 0.19768
}

Semantic roles & 50–950 ramp

primary

#3680BA

secondary

#C8A284

accent

#8B49DE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3680BA

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

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