#43557C#43557C

#43557C is a mid, moderate blue. Relative luminance 0.091; OKLCH L 45.2% C 0.068 H 264.8°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#43557C
RGB	rgb(67, 85, 124)
HSL	hsl(221, 30%, 37%)
HSV	hsv(221, 46%, 49%)
CMYK	cmyk(46%, 31.5%, 0%, 51.4%)
CIE-LAB	lab(36.26, 4.31, -24.23)
CIE-LCH	lch(36.26, 24.61, 280.08°)
OKLab	oklab(45.19% -0.0061 -0.0678)
OKLCH	oklch(45.19% 0.068 264.8)
XYZ	xyz(9.2002, 9.1450, 20.3453)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43557C #7C6A43

analogous

#43717C #43557C #4E437C

triadic

#43557C #7C4355 #557C43

tetradic

#43557C #7C4371 #7C6A43 #437C4E

square

#43557C #7C4371 #7C6A43 #437C4E

split-complementary

#43557C #7C4E43 #717C43

monochromatic

#181F2D #2E3A54 #43557C #5870A4 #7F92BA

Accessibility & contrast

On white

7.42

#43557C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#43557C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43557C

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43557C	#FFFFFF	#000000	##FFFFFF
##43557C	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47587E

Deuteranopia (green-blind)

#41537B

Tritanopia (blue-blind)

#2E5D63

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #43557c;
/* rgb */ color: rgb(67, 85, 124);
/* oklch */ color: oklch(45.2% 0.068 264.8);

Tailwind

colors: {
  custom: {
    50: '#7a84a2',
    500: '#43557c',
    950: '#000000',
  },
}

SCSS

$custom: #43557c;
$custom-light: #7a84a2;
$custom-dark: #000000;

JSON

{
  "hex": "#43557c",
  "rgb": {
    "r": 67,
    "g": 85,
    "b": 124
  },
  "hsl": {
    "h": 221.053,
    "s": 29.843,
    "l": 37.451
  },
  "oklch": {
    "l": 0.45191,
    "c": 0.06811,
    "h": 264.8
  },
  "luminance": 0.09146
}

Semantic roles & 50–950 ramp

primary

#43557C

secondary

#A59676

accent

#A662C6

background

#F7F8FA

surface

#EEEFF3

border

#C9CACD

text

#090A0F

muted

#7B7C7F

Preview Lab

Preview with #43557C

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

Preview Lab → · Contrast checker → · Palette generator →