#3549A5#3549A5

#3549A5 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.4% C 0.150 H 270.0°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#3549A5
RGB	rgb(53, 73, 165)
HSL	hsl(229, 51%, 43%)
HSV	hsv(229, 68%, 65%)
CMYK	cmyk(67.9%, 55.8%, 0%, 35.3%)
CIE-LAB	lab(34.47, 23.42, -52.06)
CIE-LCH	lch(34.47, 57.09, 294.22°)
OKLab	oklab(44.4% 0 -0.1497)
OKLCH	oklch(44.4% 0.15 270)
XYZ	xyz(10.6400, 8.2376, 36.6193)
Luminance	0.0824 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3549A5 #A59135

analogous

#3581A5 #3549A5 #5935A5

triadic

#3549A5 #A53549 #49A535

tetradic

#3549A5 #A53581 #A59135 #35A559

square

#3549A5 #A53581 #A59135 #35A559

split-complementary

#3549A5 #A55935 #81A535

monochromatic

#172048 #263577 #3549A5 #5065C7 #7F8ED6

Accessibility & contrast

On white

7.93

#3549A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#3549A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3549A5

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3549A5	#FFFFFF	#000000	##FFFFFF
##3549A5	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056A8

Deuteranopia (green-blind)

#004CA3

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3549a5;
/* rgb */ color: rgb(53, 73, 165);
/* oklch */ color: oklch(44.4% 0.150 270.0);

Tailwind

colors: {
  custom: {
    50: '#7a7bc0',
    500: '#3549a5',
    950: '#000000',
  },
}

SCSS

$custom: #3549a5;
$custom-light: #7a7bc0;
$custom-dark: #000000;

JSON

{
  "hex": "#3549a5",
  "rgb": {
    "r": 53,
    "g": 73,
    "b": 165
  },
  "hsl": {
    "h": 229.286,
    "s": 51.376,
    "l": 42.745
  },
  "oklch": {
    "l": 0.444,
    "c": 0.14974,
    "h": 270
  },
  "luminance": 0.08239
}

Semantic roles & 50–950 ramp

primary

#3549A5

secondary

#BFB277

accent

#C24DDB

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3549A5

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

Preview Lab → · Contrast checker → · Palette generator →