#455A99#455A99

#455A99 is a mid, moderate blue. Relative luminance 0.109; OKLCH L 48.1% C 0.105 H 268.4°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#455A99
RGB	rgb(69, 90, 153)
HSL	hsl(225, 38%, 44%)
HSV	hsv(225, 55%, 60%)
CMYK	cmyk(54.9%, 41.2%, 0%, 40%)
CIE-LAB	lab(39.37, 11.17, -36.95)
CIE-LCH	lch(39.37, 38.61, 286.82°)
OKLab	oklab(48.13% -0.003 -0.1048)
OKLCH	oklch(48.13% 0.105 268.4)
XYZ	xyz(11.8583, 10.8766, 31.6053)
Luminance	0.1088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455A99 #998445

analogous

#458499 #455A99 #5A4599

triadic

#455A99 #99455A #5A9945

tetradic

#455A99 #994584 #998445 #45995A

square

#455A99 #994584 #998445 #45995A

split-complementary

#455A99 #995A45 #849945

monochromatic

#1F2845 #32416F #455A99 #6378B9 #8D9DCC

Accessibility & contrast

On white

6.61

#455A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#455A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455A99

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455A99	#FFFFFF	#000000	##FFFFFF
##455A99	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#40619B

Deuteranopia (green-blind)

#365998

Tritanopia (blue-blind)

#196872

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #455a99;
/* rgb */ color: rgb(69, 90, 153);
/* oklch */ color: oklch(48.1% 0.105 268.4);

Tailwind

colors: {
  custom: {
    50: '#7f88b7',
    500: '#455a99',
    950: '#000000',
  },
}

SCSS

$custom: #455a99;
$custom-light: #7f88b7;
$custom-dark: #000000;

JSON

{
  "hex": "#455a99",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 153
  },
  "hsl": {
    "h": 225,
    "s": 37.838,
    "l": 43.529
  },
  "oklch": {
    "l": 0.48128,
    "c": 0.10482,
    "h": 268.4
  },
  "luminance": 0.10877
}

Semantic roles & 50–950 ramp

primary

#455A99

secondary

#B7AA83

accent

#B15ACE

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #455A99

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

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