#3569B9#3569B9

#3569B9 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.7% C 0.138 H 258.8°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#3569B9
RGB	rgb(53, 105, 185)
HSL	hsl(216, 55%, 47%)
HSV	hsv(216, 71%, 73%)
CMYK	cmyk(71.4%, 43.2%, 0%, 27.5%)
CIE-LAB	lab(44.75, 10.00, -47.33)
CIE-LCH	lch(44.75, 48.37, 281.93°)
OKLab	oklab(52.66% -0.0267 -0.1353)
OKLCH	oklch(52.66% 0.138 258.8)
XYZ	xyz(15.2736, 14.3612, 47.8566)
Luminance	0.1436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3569B9 #B98535

analogous

#35ABB9 #3569B9 #4335B9

triadic

#3569B9 #B93569 #69B935

tetradic

#3569B9 #B935AB #B98535 #35B943

square

#3569B9 #B935AB #B98535 #35B943

split-complementary

#3569B9 #B94335 #ABB935

monochromatic

#1A335A #274E89 #3569B9 #5B89D0 #8BABDE

Accessibility & contrast

On white

5.42

#3569B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#3569B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3569B9

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3569B9	#FFFFFF	#000000	##FFFFFF
##3569B9	1.00	5.42	3.87	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4270BC

Deuteranopia (green-blind)

#2B64B7

Tritanopia (blue-blind)

#007C88

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3569b9;
/* rgb */ color: rgb(53, 105, 185);
/* oklch */ color: oklch(52.7% 0.138 258.8);

Tailwind

colors: {
  custom: {
    50: '#7c93ce',
    500: '#3569b9',
    950: '#000000',
  },
}

SCSS

$custom: #3569b9;
$custom-light: #7c93ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3569b9",
  "rgb": {
    "r": 53,
    "g": 105,
    "b": 185
  },
  "hsl": {
    "h": 216.364,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52664,
    "c": 0.13791,
    "h": 258.8
  },
  "luminance": 0.14363
}

Semantic roles & 50–950 ramp

primary

#3569B9

secondary

#C8AC82

accent

#A449DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3569B9

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

Preview Lab → · Contrast checker → · Palette generator →