#43537A#43537A

#43537A is a dark, moderate blue. Relative luminance 0.088; OKLCH L 44.6% C 0.068 H 266.6°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#43537A
RGB	rgb(67, 83, 122)
HSL	hsl(223, 29%, 37%)
HSV	hsv(223, 45%, 48%)
CMYK	cmyk(45.1%, 32%, 0%, 52.2%)
CIE-LAB	lab(35.57, 4.95, -24.08)
CIE-LCH	lch(35.57, 24.59, 281.61°)
OKLab	oklab(44.62% -0.004 -0.0674)
OKLCH	oklch(44.62% 0.068 266.6)
XYZ	xyz(8.9197, 8.7845, 19.6341)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43537A #7A6A43

analogous

#436F7A #43537A #4E437A

triadic

#43537A #7A4353 #537A43

tetradic

#43537A #7A436F #7A6A43 #437A4E

square

#43537A #7A436F #7A6A43 #437A4E

split-complementary

#43537A #7A4E43 #6F7A43

monochromatic

#181D2B #2D3852 #43537A #596EA2 #7F90B9

Accessibility & contrast

On white

7.62

#43537A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#43537A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #43537A

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43537A	#FFFFFF	#000000	##FFFFFF
##43537A	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45567C

Deuteranopia (green-blind)

#405179

Tritanopia (blue-blind)

#305B61

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #43537a;
/* rgb */ color: rgb(67, 83, 122);
/* oklch */ color: oklch(44.6% 0.068 266.6);

Tailwind

colors: {
  custom: {
    50: '#7a83a0',
    500: '#43537a',
    950: '#000000',
  },
}

SCSS

$custom: #43537a;
$custom-light: #7a83a0;
$custom-dark: #000000;

JSON

{
  "hex": "#43537a",
  "rgb": {
    "r": 67,
    "g": 83,
    "b": 122
  },
  "hsl": {
    "h": 222.545,
    "s": 29.101,
    "l": 37.059
  },
  "oklch": {
    "l": 0.44618,
    "c": 0.06753,
    "h": 266.6
  },
  "luminance": 0.08785
}

Semantic roles & 50–950 ramp

primary

#43537A

secondary

#A49675

accent

#A962C5

background

#F7F8F9

surface

#EEEFF2

border

#C9CACC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #43537A

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

Preview Lab → · Contrast checker → · Palette generator →