#455A8D#455A8D

#455A8D is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.4% C 0.087 H 266.2°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#455A8D
RGB	rgb(69, 90, 141)
HSL	hsl(223, 34%, 41%)
HSV	hsv(223, 51%, 55%)
CMYK	cmyk(51.1%, 36.2%, 0%, 44.7%)
CIE-LAB	lab(38.73, 7.16, -30.74)
CIE-LCH	lch(38.73, 31.57, 283.11°)
OKLab	oklab(47.42% -0.0058 -0.0867)
OKLCH	oklch(47.42% 0.087 266.2)
XYZ	xyz(10.9166, 10.4999, 26.6456)
Luminance	0.1050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455A8D #8D7845

analogous

#457E8D #455A8D #54458D

triadic

#455A8D #8D455A #5A8D45

tetradic

#455A8D #8D457E #8D7845 #458D54

square

#455A8D #8D457E #8D7845 #458D54

split-complementary

#455A8D #8D5445 #7E8D45

monochromatic

#1D263B #314064 #455A8D #5F77B1 #889AC5

Accessibility & contrast

On white

6.77

#455A8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#455A8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455A8D

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455A8D	#FFFFFF	#000000	##FFFFFF
##455A8D	1.00	6.77	3.10	6.77
#FFFFFF	6.77	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465F8F

Deuteranopia (green-blind)

#3F588C

Tritanopia (blue-blind)

#26656D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #455a8d;
/* rgb */ color: rgb(69, 90, 141);
/* oklch */ color: oklch(47.4% 0.087 266.2);

Tailwind

colors: {
  custom: {
    50: '#7d88ae',
    500: '#455a8d',
    950: '#000000',
  },
}

SCSS

$custom: #455a8d;
$custom-light: #7d88ae;
$custom-dark: #000000;

JSON

{
  "hex": "#455a8d",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 141
  },
  "hsl": {
    "h": 222.5,
    "s": 34.286,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47417,
    "c": 0.08685,
    "h": 266.2
  },
  "luminance": 0.10501
}

Semantic roles & 50–950 ramp

primary

#455A8D

secondary

#B0A17E

accent

#AB5DCA

background

#F7F8FA

surface

#EEEFF4

border

#C9CACE

text

#0A0B10

muted

#7C7C7F

Preview Lab

Preview with #455A8D

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

Preview Lab → · Contrast checker → · Palette generator →