#3565C9#3565C9

#3565C9 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 52.9% C 0.164 H 262.8°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#3565C9
RGB	rgb(53, 101, 201)
HSL	hsl(221, 58%, 50%)
HSV	hsv(221, 74%, 79%)
CMYK	cmyk(73.6%, 49.8%, 0%, 21.2%)
CIE-LAB	lab(44.63, 18.49, -56.77)
CIE-LCH	lch(44.63, 59.70, 288.04°)
OKLab	oklab(52.9% -0.0206 -0.1631)
OKLCH	oklch(52.9% 0.164 262.8)
XYZ	xyz(16.6607, 14.2795, 57.1252)
Luminance	0.1428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3565C9 #C99935

analogous

#35AFC9 #3565C9 #4F35C9

triadic

#3565C9 #C93565 #65C935

tetradic

#3565C9 #C935AF #C99935 #35C94F

square

#3565C9 #C935AF #C99935 #35C94F

split-complementary

#3565C9 #C94F35 #AFC935

monochromatic

#1B3468 #284D99 #3565C9 #658AD6 #95AFE3

Accessibility & contrast

On white

5.45

#3565C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3565C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3565C9

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3565C9	#FFFFFF	#000000	##FFFFFF
##3565C9	1.00	5.45	3.86	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A71CD

Deuteranopia (green-blind)

#0063C7

Tritanopia (blue-blind)

#007D8D

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3565c9;
/* rgb */ color: rgb(53, 101, 201);
/* oklch */ color: oklch(52.9% 0.164 262.8);

Tailwind

colors: {
  custom: {
    50: '#8090da',
    500: '#3565c9',
    950: '#000000',
  },
}

SCSS

$custom: #3565c9;
$custom-light: #8090da;
$custom-dark: #000000;

JSON

{
  "hex": "#3565c9",
  "rgb": {
    "r": 53,
    "g": 101,
    "b": 201
  },
  "hsl": {
    "h": 220.541,
    "s": 58.268,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52899,
    "c": 0.16445,
    "h": 262.8
  },
  "luminance": 0.14281
}

Semantic roles & 50–950 ramp

primary

#3565C9

secondary

#CEB98B

accent

#AF46E1

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3565C9

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

Preview Lab → · Contrast checker → · Palette generator →