#3553AF#3553AF

#3553AF is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.2% C 0.151 H 266.9°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#3553AF
RGB	rgb(53, 83, 175)
HSL	hsl(225, 54%, 45%)
HSV	hsv(225, 70%, 69%)
CMYK	cmyk(69.7%, 52.6%, 0%, 31.4%)
CIE-LAB	lab(37.91, 20.51, -52.45)
CIE-LCH	lch(37.91, 56.32, 291.36°)
OKLab	oklab(47.22% -0.0082 -0.1507)
OKLCH	oklch(47.22% 0.151 266.9)
XYZ	xyz(12.2966, 10.0373, 41.8385)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3553AF #AF9135

analogous

#3590AF #3553AF #5435AF

triadic

#3553AF #AF3553 #53AF35

tetradic

#3553AF #AF3590 #AF9135 #35AF54

square

#3553AF #AF3590 #AF9135 #35AF54

split-complementary

#3553AF #AF5435 #90AF35

monochromatic

#192651 #273D80 #3553AF #5673CC #859ADA

Accessibility & contrast

On white

6.98

#3553AF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#3553AF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3553AF

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3553AF	#FFFFFF	#000000	##FFFFFF
##3553AF	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#175FB2

Deuteranopia (green-blind)

#0054AD

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3553af;
/* rgb */ color: rgb(53, 83, 175);
/* oklch */ color: oklch(47.2% 0.151 266.9);

Tailwind

colors: {
  custom: {
    50: '#7b82c7',
    500: '#3553af',
    950: '#000000',
  },
}

SCSS

$custom: #3553af;
$custom-light: #7b82c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3553af",
  "rgb": {
    "r": 53,
    "g": 83,
    "b": 175
  },
  "hsl": {
    "h": 225.246,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.4722,
    "c": 0.15097,
    "h": 266.9
  },
  "luminance": 0.10039
}

Semantic roles & 50–950 ramp

primary

#3553AF

secondary

#C4B27C

accent

#B94BDD

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3553AF

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

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