#455A7D#455A7D

#455A7D is a mid, moderate blue. Relative luminance 0.101; OKLCH L 46.6% C 0.063 H 260.4°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#455A7D
RGB	rgb(69, 90, 125)
HSL	hsl(218, 29%, 38%)
HSV	hsv(218, 45%, 49%)
CMYK	cmyk(44.8%, 28%, 0%, 51%)
CIE-LAB	lab(37.95, 2.02, -22.22)
CIE-LCH	lch(37.95, 22.31, 275.20°)
OKLab	oklab(46.56% -0.0105 -0.062)
OKLCH	oklch(46.56% 0.063 260.4)
XYZ	xyz(9.8109, 10.0576, 20.8224)
Luminance	0.1006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#455A7D #7D6845

analogous

#45767D #455A7D #4C457D

triadic

#455A7D #7D455A #5A7D45

tetradic

#455A7D #7D4576 #7D6845 #457D4C

square

#455A7D #7D4576 #7D6845 #457D4C

split-complementary

#455A7D #7D4C45 #767D45

monochromatic

#19212E #2F3E56 #455A7D #5B76A4 #8297BA

Accessibility & contrast

On white

6.97

#455A7D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#455A7D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #455A7D

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##455A7D	#FFFFFF	#000000	##FFFFFF
##455A7D	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5C7F

Deuteranopia (green-blind)

#47577C

Tritanopia (blue-blind)

#316166

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #455a7d;
/* rgb */ color: rgb(69, 90, 125);
/* oklch */ color: oklch(46.6% 0.063 260.4);

Tailwind

colors: {
  custom: {
    50: '#7b88a2',
    500: '#455a7d',
    950: '#000000',
  },
}

SCSS

$custom: #455a7d;
$custom-light: #7b88a2;
$custom-dark: #000000;

JSON

{
  "hex": "#455a7d",
  "rgb": {
    "r": 69,
    "g": 90,
    "b": 125
  },
  "hsl": {
    "h": 217.5,
    "s": 28.866,
    "l": 38.039
  },
  "oklch": {
    "l": 0.46555,
    "c": 0.06286,
    "h": 260.4
  },
  "luminance": 0.10058
}

Semantic roles & 50–950 ramp

primary

#455A7D

secondary

#A69578

accent

#A063C5

background

#F7F8FA

surface

#EEEFF3

border

#C9CACD

text

#090B0F

muted

#7B7C7F

Preview Lab

Preview with #455A7D

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

Preview Lab → · Contrast checker → · Palette generator →