#43519E#43519E

#43519E is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.4% C 0.125 H 272.9°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#43519E
RGB	rgb(67, 81, 158)
HSL	hsl(231, 40%, 44%)
HSV	hsv(231, 58%, 62%)
CMYK	cmyk(57.6%, 48.7%, 0%, 38%)
CIE-LAB	lab(37.01, 18.26, -43.72)
CIE-LCH	lch(37.01, 47.38, 292.67°)
OKLab	oklab(46.39% 0.0062 -0.1248)
OKLCH	oklch(46.39% 0.125 272.9)
XYZ	xyz(11.4267, 9.5459, 33.5815)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43519E #9E9043

analogous

#437F9E #43519E #63439E

triadic

#43519E #9E4351 #519E43

tetradic

#43519E #9E437F #9E9043 #439E63

square

#43519E #9E437F #9E9043 #439E63

split-complementary

#43519E #9E6343 #7F9E43

monochromatic

#1F2548 #313B73 #43519E #6270BC #8D97CF

Accessibility & contrast

On white

7.22

#43519E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#43519E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43519E

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43519E	#FFFFFF	#000000	##FFFFFF
##43519E	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C5BA1

Deuteranopia (green-blind)

#1F539C

Tritanopia (blue-blind)

#0A6270

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #43519e;
/* rgb */ color: rgb(67, 81, 158);
/* oklch */ color: oklch(46.4% 0.125 272.9);

Tailwind

colors: {
  custom: {
    50: '#7f81bb',
    500: '#43519e',
    950: '#000000',
  },
}

SCSS

$custom: #43519e;
$custom-light: #7f81bb;
$custom-dark: #000000;

JSON

{
  "hex": "#43519e",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 158
  },
  "hsl": {
    "h": 230.769,
    "s": 40.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4639,
    "c": 0.12493,
    "h": 272.9
  },
  "luminance": 0.09547
}

Semantic roles & 50–950 ramp

primary

#43519E

secondary

#BAB183

accent

#BE57D0

background

#F8F7FB

surface

#EFEEF6

border

#CAC9D0

text

#0B0A12

muted

#7C7C81

Preview Lab

Preview with #43519E

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

Preview Lab → · Contrast checker → · Palette generator →