#3543A3#3543A3

#3543A3 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.1% C 0.155 H 271.9°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3543A3
RGB	rgb(53, 67, 163)
HSL	hsl(232, 51%, 42%)
HSV	hsv(232, 67%, 64%)
CMYK	cmyk(67.5%, 58.9%, 0%, 36.1%)
CIE-LAB	lab(32.73, 26.65, -53.69)
CIE-LCH	lch(32.73, 59.94, 296.40°)
OKLab	oklab(43.05% 0.0052 -0.1546)
OKLCH	oklch(43.05% 0.155 271.9)
XYZ	xyz(10.0840, 7.4146, 35.5430)
Luminance	0.0742 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3543A3 #A39535

analogous

#357AA3 #3543A3 #5E35A3

triadic

#3543A3 #A33543 #43A335

tetradic

#3543A3 #A3357A #A39535 #35A35E

square

#3543A3 #A3357A #A39535 #35A35E

split-complementary

#3543A3 #A35E35 #7AA335

monochromatic

#171D47 #263075 #3543A3 #4F5EC6 #7E89D5

Accessibility & contrast

On white

8.46

#3543A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3543A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3543A3

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3543A3	#FFFFFF	#000000	##FFFFFF
##3543A3	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A6

Deuteranopia (green-blind)

#0048A1

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3543a3;
/* rgb */ color: rgb(53, 67, 163);
/* oklch */ color: oklch(43.1% 0.155 271.9);

Tailwind

colors: {
  custom: {
    50: '#7a77bf',
    500: '#3543a3',
    950: '#000000',
  },
}

SCSS

$custom: #3543a3;
$custom-light: #7a77bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3543a3",
  "rgb": {
    "r": 53,
    "g": 67,
    "b": 163
  },
  "hsl": {
    "h": 232.364,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.43051,
    "c": 0.15468,
    "h": 271.9
  },
  "luminance": 0.07416
}

Semantic roles & 50–950 ramp

primary

#3543A3

secondary

#BEB576

accent

#C84DDA

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3543A3

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

Preview Lab → · Contrast checker → · Palette generator →