#3653CD#3653CD

#3653CD is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.7% C 0.191 H 268.3°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#3653CD
RGB	rgb(54, 83, 205)
HSL	hsl(228, 60%, 51%)
HSV	hsv(228, 74%, 80%)
CMYK	cmyk(73.7%, 59.5%, 0%, 19.6%)
CIE-LAB	lab(40.21, 31.66, -66.25)
CIE-LCH	lch(40.21, 73.43, 295.54°)
OKLab	oklab(49.67% -0.0058 -0.1913)
OKLCH	oklch(49.67% 0.191 268.3)
XYZ	xyz(15.6302, 11.3769, 59.1180)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3653CD #CDB036

analogous

#369ECD #3653CD #6436CD

triadic

#3653CD #CD3653 #53CD36

tetradic

#3653CD #CD369E #CDB036 #36CD64

square

#3653CD #CD369E #CDB036 #36CD64

split-complementary

#3653CD #CD6436 #9ECD36

monochromatic

#1B2B6D #273E9E #3653CD #677DD9 #98A7E5

Accessibility & contrast

On white

6.41

#3653CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#3653CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653CD

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3653CD	#FFFFFF	#000000	##FFFFFF
##3653CD	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D1

Deuteranopia (green-blind)

#0058CB

Tritanopia (blue-blind)

#007288

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3653cd;
/* rgb */ color: rgb(54, 83, 205);
/* oklch */ color: oklch(49.7% 0.191 268.3);

Tailwind

colors: {
  custom: {
    50: '#8283dd',
    500: '#3653cd',
    950: '#000000',
  },
}

SCSS

$custom: #3653cd;
$custom-light: #8283dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3653cd",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 205
  },
  "hsl": {
    "h": 228.477,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49667,
    "c": 0.19138,
    "h": 268.3
  },
  "luminance": 0.11379
}

Semantic roles & 50–950 ramp

primary

#3653CD

secondary

#D1C48E

accent

#C544E3

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3653CD

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

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