#3569B8#3569B8

#3569B8 is a mid, vivid blue. Relative luminance 0.143; OKLCH L 52.6% C 0.137 H 258.6°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#3569B8
RGB	rgb(53, 105, 184)
HSL	hsl(216, 55%, 46%)
HSV	hsv(216, 71%, 72%)
CMYK	cmyk(71.2%, 42.9%, 0%, 27.8%)
CIE-LAB	lab(44.69, 9.63, -46.84)
CIE-LCH	lch(44.69, 47.82, 281.61°)
OKLab	oklab(52.6% -0.0269 -0.1339)
OKLCH	oklch(52.6% 0.137 258.6)
XYZ	xyz(15.1684, 14.3191, 47.3026)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3569B8 #B88435

analogous

#35ABB8 #3569B8 #4335B8

triadic

#3569B8 #B83569 #69B835

tetradic

#3569B8 #B835AB #B88435 #35B843

square

#3569B8 #B835AB #B88435 #35B843

split-complementary

#3569B8 #B84335 #ABB835

monochromatic

#1A3359 #274E88 #3569B8 #5B89D0 #8AABDD

Accessibility & contrast

On white

5.43

#3569B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#3569B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3569B8

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3569B8	#FFFFFF	#000000	##FFFFFF
##3569B8	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4370BB

Deuteranopia (green-blind)

#2C64B6

Tritanopia (blue-blind)

#007B87

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3569b8;
/* rgb */ color: rgb(53, 105, 184);
/* oklch */ color: oklch(52.6% 0.137 258.6);

Tailwind

colors: {
  custom: {
    50: '#7c93ce',
    500: '#3569b8',
    950: '#000000',
  },
}

SCSS

$custom: #3569b8;
$custom-light: #7c93ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3569b8",
  "rgb": {
    "r": 53,
    "g": 105,
    "b": 184
  },
  "hsl": {
    "h": 216.183,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52599,
    "c": 0.13655,
    "h": 258.6
  },
  "luminance": 0.14321
}

Semantic roles & 50–950 ramp

primary

#3569B8

secondary

#C7AC81

accent

#A349DF

background

#F8F9FC

surface

#EFF1F9

border

#CACBD2

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3569B8

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

Preview Lab → · Contrast checker → · Palette generator →