#3660AF#3660AF

#3660AF is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.1% C 0.134 H 261.7°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#3660AF
RGB	rgb(54, 96, 175)
HSL	hsl(219, 53%, 45%)
HSV	hsv(219, 69%, 69%)
CMYK	cmyk(69.1%, 45.1%, 0%, 31.4%)
CIE-LAB	lab(41.60, 12.20, -46.51)
CIE-LCH	lch(41.60, 48.09, 284.70°)
OKLab	oklab(50.05% -0.0193 -0.133)
OKLCH	oklch(50.05% 0.134 261.7)
XYZ	xyz(13.4393, 12.2438, 42.2042)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3660AF #AF8536

analogous

#369CAF #3660AF #4936AF

triadic

#3660AF #AF3660 #60AF36

tetradic

#3660AF #AF369C #AF8536 #36AF49

square

#3660AF #AF369C #AF8536 #36AF49

split-complementary

#3660AF #AF4936 #9CAF36

monochromatic

#192D51 #284680 #3660AF #577FCB #86A3DA

Accessibility & contrast

On white

6.09

#3660AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#3660AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3660AF

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3660AF	#FFFFFF	#000000	##FFFFFF
##3660AF	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3968B2

Deuteranopia (green-blind)

#235DAD

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3660af;
/* rgb */ color: rgb(54, 96, 175);
/* oklch */ color: oklch(50.1% 0.134 261.7);

Tailwind

colors: {
  custom: {
    50: '#7b8cc7',
    500: '#3660af',
    950: '#000000',
  },
}

SCSS

$custom: #3660af;
$custom-light: #7b8cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#3660af",
  "rgb": {
    "r": 54,
    "g": 96,
    "b": 175
  },
  "hsl": {
    "h": 219.174,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.50052,
    "c": 0.13444,
    "h": 261.7
  },
  "luminance": 0.12245
}

Semantic roles & 50–950 ramp

primary

#3660AF

secondary

#C3AB7D

accent

#AA4CDC

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #3660AF

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

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