#453F8A#453F8A

#453F8A is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.121 H 283.4°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#453F8A
RGB	rgb(69, 63, 138)
HSL	hsl(245, 37%, 39%)
HSV	hsv(245, 54%, 54%)
CMYK	cmyk(50%, 54.3%, 0%, 45.9%)
CIE-LAB	lab(31.01, 23.73, -41.19)
CIE-LCH	lch(31.01, 47.54, 299.94°)
OKLab	oklab(41.48% 0.028 -0.1174)
OKLCH	oklch(41.48% 0.121 283.4)
XYZ	xyz(8.8178, 6.6548, 24.8597)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453F8A #848A3F

analogous

#3F5F8A #453F8A #6B3F8A

triadic

#453F8A #8A453F #3F8A45

tetradic

#453F8A #8A3F5F #848A3F #3F8A6B

square

#453F8A #8A3F5F #848A3F #3F8A6B

split-complementary

#453F8A #8A6B3F #5F8A3F

monochromatic

#1B1936 #302C60 #453F8A #5C55B1 #847FC5

Accessibility & contrast

On white

9.01

#453F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#453F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453F8A

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453F8A	#FFFFFF	#000000	##FFFFFF
##453F8A	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#184B8D

Deuteranopia (green-blind)

#134788

Tritanopia (blue-blind)

#2C4F5E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #453f8a;
/* rgb */ color: rgb(69, 63, 138);
/* oklch */ color: oklch(41.5% 0.121 283.4);

Tailwind

colors: {
  custom: {
    50: '#7e74ad',
    500: '#453f8a',
    950: '#000000',
  },
}

SCSS

$custom: #453f8a;
$custom-light: #7e74ad;
$custom-dark: #000000;

JSON

{
  "hex": "#453f8a",
  "rgb": {
    "r": 69,
    "g": 63,
    "b": 138
  },
  "hsl": {
    "h": 244.8,
    "s": 37.313,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4148,
    "c": 0.12073,
    "h": 283.4
  },
  "luminance": 0.06655
}

Semantic roles & 50–950 ramp

primary

#453F8A

secondary

#AAAF76

accent

#CD5BC4

background

#F7F7FA

surface

#EEEDF4

border

#C9C8CE

text

#0A0810

muted

#7C7B7F

Preview Lab

Preview with #453F8A

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

Preview Lab → · Contrast checker → · Palette generator →