#3653B4#3653B4

#3653B4 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.158 H 267.5°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3653B4
RGB	rgb(54, 83, 180)
HSL	hsl(226, 54%, 46%)
HSV	hsv(226, 70%, 71%)
CMYK	cmyk(70%, 53.9%, 0%, 29.4%)
CIE-LAB	lab(38.31, 22.51, -54.75)
CIE-LCH	lch(38.31, 59.20, 292.35°)
OKLab	oklab(47.65% -0.0068 -0.1575)
OKLCH	oklch(47.65% 0.158 267.5)
XYZ	xyz(12.8499, 10.2648, 44.4753)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3653B4 #B49736

analogous

#3692B4 #3653B4 #5836B4

triadic

#3653B4 #B43653 #53B436

tetradic

#3653B4 #B43692 #B49736 #36B458

square

#3653B4 #B43692 #B49736 #36B458

split-complementary

#3653B4 #B45836 #92B436

monochromatic

#1A2856 #283D85 #3653B4 #5A74CD #899CDC

Accessibility & contrast

On white

6.88

#3653B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3653B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653B4

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3653B4	#FFFFFF	#000000	##FFFFFF
##3653B4	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A60B7

Deuteranopia (green-blind)

#0055B2

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3653b4;
/* rgb */ color: rgb(54, 83, 180);
/* oklch */ color: oklch(47.7% 0.158 267.5);

Tailwind

colors: {
  custom: {
    50: '#7d82cb',
    500: '#3653b4',
    950: '#000000',
  },
}

SCSS

$custom: #3653b4;
$custom-light: #7d82cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3653b4",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 180
  },
  "hsl": {
    "h": 226.19,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47652,
    "c": 0.15763,
    "h": 267.5
  },
  "luminance": 0.10266
}

Semantic roles & 50–950 ramp

primary

#3653B4

secondary

#C6B680

accent

#BB4BDD

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3653B4

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

Preview Lab → · Contrast checker → · Palette generator →