#3653B5#3653B5

#3653B5 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.159 H 267.6°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#3653B5
RGB	rgb(54, 83, 181)
HSL	hsl(226, 54%, 46%)
HSV	hsv(226, 70%, 71%)
CMYK	cmyk(70.2%, 54.1%, 0%, 29%)
CIE-LAB	lab(38.39, 22.88, -55.22)
CIE-LCH	lch(38.39, 59.77, 292.50°)
OKLab	oklab(47.73% -0.0068 -0.1589)
OKLCH	oklch(47.73% 0.159 267.6)
XYZ	xyz(12.9522, 10.3057, 45.0137)
Luminance	0.1031 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3653B5 #B59836

analogous

#3692B5 #3653B5 #5836B5

triadic

#3653B5 #B53653 #53B536

tetradic

#3653B5 #B53692 #B59836 #36B558

square

#3653B5 #B53692 #B59836 #36B558

split-complementary

#3653B5 #B55836 #92B536

monochromatic

#1A2857 #283D86 #3653B5 #5A75CE #899CDC

Accessibility & contrast

On white

6.86

#3653B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#3653B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653B5

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3653B5	#FFFFFF	#000000	##FFFFFF
##3653B5	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0760B8

Deuteranopia (green-blind)

#0055B3

Tritanopia (blue-blind)

#006B7C

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3653b5;
/* rgb */ color: rgb(54, 83, 181);
/* oklch */ color: oklch(47.7% 0.159 267.6);

Tailwind

colors: {
  custom: {
    50: '#7d82cc',
    500: '#3653b5',
    950: '#000000',
  },
}

SCSS

$custom: #3653b5;
$custom-light: #7d82cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3653b5",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 181
  },
  "hsl": {
    "h": 226.299,
    "s": 54.043,
    "l": 46.078
  },
  "oklch": {
    "l": 0.47729,
    "c": 0.15901,
    "h": 267.6
  },
  "luminance": 0.10307
}

Semantic roles & 50–950 ramp

primary

#3653B5

secondary

#C6B681

accent

#BC4ADD

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3653B5

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

Preview Lab → · Contrast checker → · Palette generator →