#455D9A#455D9A

#455D9A is a mid, moderate blue. Relative luminance 0.114; OKLCH L 48.9% C 0.102 H 266.4°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#455D9A
RGB	rgb(69, 93, 154)
HSL	hsl(223, 38%, 44%)
HSV	hsv(223, 55%, 60%)
CMYK	cmyk(55.2%, 39.6%, 0%, 39.6%)
CIE-LAB	lab(40.29, 9.59, -36.10)
CIE-LCH	lch(40.29, 37.35, 284.88°)
OKLab	oklab(48.85% -0.0063 -0.1022)
OKLCH	oklch(48.85% 0.102 266.4)
XYZ	xyz(12.1994, 11.4261, 32.1282)
Luminance	0.1143 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455D9A #9A8245

analogous

#45879A #455D9A #57459A

triadic

#455D9A #9A455D #5D9A45

tetradic

#455D9A #9A4587 #9A8245 #459A57

square

#455D9A #9A4587 #9A8245 #459A57

split-complementary

#455D9A #9A5745 #879A45

monochromatic

#1F2A45 #324370 #455D9A #637BB9 #8D9FCC

Accessibility & contrast

On white

6.39

#455D9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#455D9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455D9A

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455D9A	#FFFFFF	#000000	##FFFFFF
##455D9A	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44639C

Deuteranopia (green-blind)

#3A5B99

Tritanopia (blue-blind)

#176A74

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #455d9a;
/* rgb */ color: rgb(69, 93, 154);
/* oklch */ color: oklch(48.9% 0.102 266.4);

Tailwind

colors: {
  custom: {
    50: '#7f8ab8',
    500: '#455d9a',
    950: '#000000',
  },
}

SCSS

$custom: #455d9a;
$custom-light: #7f8ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#455d9a",
  "rgb": {
    "r": 69,
    "g": 93,
    "b": 154
  },
  "hsl": {
    "h": 223.059,
    "s": 38.117,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48853,
    "c": 0.10245,
    "h": 266.4
  },
  "luminance": 0.11427
}

Semantic roles & 50–950 ramp

primary

#455D9A

secondary

#B7A983

accent

#AD5ACE

background

#F8F8FB

surface

#EFF0F6

border

#CACBD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #455D9A

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

Preview Lab → · Contrast checker → · Palette generator →