#3543AE#3543AE

#3543AE is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.0% C 0.170 H 271.7°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#3543AE
RGB	rgb(53, 67, 174)
HSL	hsl(233, 53%, 45%)
HSV	hsv(233, 70%, 68%)
CMYK	cmyk(69.5%, 61.5%, 0%, 31.8%)
CIE-LAB	lab(33.62, 30.62, -58.83)
CIE-LCH	lch(33.62, 66.32, 297.50°)
OKLab	oklab(43.98% 0.0051 -0.1697)
OKLCH	oklch(43.98% 0.17 271.7)
XYZ	xyz(11.1128, 7.8261, 40.9611)
Luminance	0.0783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3543AE #AEA035

analogous

#3580AE #3543AE #6435AE

triadic

#3543AE #AE3543 #43AE35

tetradic

#3543AE #AE3580 #AEA035 #35AE64

square

#3543AE #AE3580 #AEA035 #35AE64

split-complementary

#3543AE #AE6435 #80AE35

monochromatic

#181F50 #27317F #3543AE #5563CB #848EDA

Accessibility & contrast

On white

8.19

#3543AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3543AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3543AE

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3543AE	#FFFFFF	#000000	##FFFFFF
##3543AE	1.00	8.19	2.57	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B2

Deuteranopia (green-blind)

#004AAC

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3543ae;
/* rgb */ color: rgb(53, 67, 174);
/* oklch */ color: oklch(44.0% 0.170 271.7);

Tailwind

colors: {
  custom: {
    50: '#7c77c7',
    500: '#3543ae',
    950: '#000000',
  },
}

SCSS

$custom: #3543ae;
$custom-light: #7c77c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3543ae",
  "rgb": {
    "r": 53,
    "g": 67,
    "b": 174
  },
  "hsl": {
    "h": 233.058,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.43984,
    "c": 0.16978,
    "h": 271.7
  },
  "luminance": 0.07827
}

Semantic roles & 50–950 ramp

primary

#3543AE

secondary

#C3BB7C

accent

#CC4BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3543AE

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

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