#453A8F#453A8F

#453A8F is a dark, vivid blue. Relative luminance 0.063; OKLCH L 40.9% C 0.135 H 284.6°. Best body text is #FFFFFF at 9.31:1 contrast (WCAG AA passes).

Color values

HEX	#453A8F
RGB	rgb(69, 58, 143)
HSL	hsl(248, 42%, 39%)
HSV	hsv(248, 59%, 56%)
CMYK	cmyk(51.7%, 59.4%, 0%, 43.9%)
CIE-LAB	lab(30.09, 28.57, -45.75)
CIE-LCH	lch(30.09, 53.94, 301.99°)
OKLab	oklab(40.92% 0.0341 -0.1309)
OKLCH	oklch(40.92% 0.135 284.6)
XYZ	xyz(8.9237, 6.2740, 26.7221)
Luminance	0.0627 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453A8F #848F3A

analogous

#3A5A8F #453A8F #703A8F

triadic

#453A8F #8F453A #3A8F45

tetradic

#453A8F #8F3A5A #848F3A #3A8F70

square

#453A8F #8F3A5A #848F3A #3A8F70

split-complementary

#453A8F #8F703A #5A8F3A

monochromatic

#1B1738 #302863 #453A8F #5C4FB7 #847AC9

Accessibility & contrast

On white

9.31

#453A8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#453A8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453A8F

9.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453A8F	#FFFFFF	#000000	##FFFFFF
##453A8F	1.00	9.31	2.25	9.31
#FFFFFF	9.31	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004992

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#294E5E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #453a8f;
/* rgb */ color: rgb(69, 58, 143);
/* oklch */ color: oklch(40.9% 0.135 284.6);

Tailwind

colors: {
  custom: {
    50: '#7f70b0',
    500: '#453a8f',
    950: '#000000',
  },
}

SCSS

$custom: #453a8f;
$custom-light: #7f70b0;
$custom-dark: #000000;

JSON

{
  "hex": "#453a8f",
  "rgb": {
    "r": 69,
    "g": 58,
    "b": 143
  },
  "hsl": {
    "h": 247.765,
    "s": 42.289,
    "l": 39.412
  },
  "oklch": {
    "l": 0.40915,
    "c": 0.13522,
    "h": 284.6
  },
  "luminance": 0.06274
}

Semantic roles & 50–950 ramp

primary

#453A8F

secondary

#AAB372

accent

#D256C2

background

#F8F6FA

surface

#EFECF5

border

#CAC7CF

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #453A8F

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

Preview Lab → · Contrast checker → · Palette generator →