#45537A#45537A

#45537A is a dark, moderate blue. Relative luminance 0.089; OKLCH L 44.8% C 0.067 H 268.5°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#45537A
RGB	rgb(69, 83, 122)
HSL	hsl(224, 28%, 37%)
HSV	hsv(224, 43%, 48%)
CMYK	cmyk(43.4%, 32%, 0%, 52.2%)
CIE-LAB	lab(35.71, 5.52, -23.86)
CIE-LCH	lch(35.71, 24.49, 283.04°)
OKLab	oklab(44.76% -0.0017 -0.0667)
OKLCH	oklch(44.76% 0.067 268.5)
XYZ	xyz(9.0593, 8.8564, 19.6407)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45537A #7A6C45

analogous

#456E7A #45537A #51457A

triadic

#45537A #7A4553 #537A45

tetradic

#45537A #7A456E #7A6C45 #457A51

square

#45537A #7A456E #7A6C45 #457A51

split-complementary

#45537A #7A5145 #6E7A45

monochromatic

#191E2C #2F3853 #45537A #5B6EA1 #8190B8

Accessibility & contrast

On white

7.58

#45537A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#45537A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45537A

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45537A	#FFFFFF	#000000	##FFFFFF
##45537A	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45567C

Deuteranopia (green-blind)

#405279

Tritanopia (blue-blind)

#335B61

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #45537a;
/* rgb */ color: rgb(69, 83, 122);
/* oklch */ color: oklch(44.8% 0.067 268.5);

Tailwind

colors: {
  custom: {
    50: '#7b83a0',
    500: '#45537a',
    950: '#000000',
  },
}

SCSS

$custom: #45537a;
$custom-light: #7b83a0;
$custom-dark: #000000;

JSON

{
  "hex": "#45537a",
  "rgb": {
    "r": 69,
    "g": 83,
    "b": 122
  },
  "hsl": {
    "h": 224.151,
    "s": 27.749,
    "l": 37.451
  },
  "oklch": {
    "l": 0.44764,
    "c": 0.06673,
    "h": 268.5
  },
  "luminance": 0.08857
}

Semantic roles & 50–950 ramp

primary

#45537A

secondary

#A39877

accent

#AB64C4

background

#F7F8F9

surface

#EEEFF2

border

#C9CACC

text

#090A0E

muted

#7B7C7E

Preview Lab

Preview with #45537A

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

Preview Lab → · Contrast checker → · Palette generator →