#453FB5#453FB5

#453FB5 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 44.9% C 0.180 H 278.6°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).

Color values

HEX	#453FB5
RGB	rgb(69, 63, 181)
HSL	hsl(243, 48%, 48%)
HSV	hsv(243, 65%, 71%)
CMYK	cmyk(61.9%, 65.2%, 0%, 29%)
CIE-LAB	lab(34.30, 37.91, -61.82)
CIE-LCH	lch(34.30, 72.52, 301.52°)
OKLab	oklab(44.95% 0.0268 -0.1781)
OKLCH	oklch(44.95% 0.18 278.6)
XYZ	xyz(12.5696, 8.1555, 44.6189)
Luminance	0.0816 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.60

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453FB5 #AFB53F

analogous

#3F74B5 #453FB5 #803FB5

triadic

#453FB5 #B5453F #3FB545

tetradic

#453FB5 #B53F74 #AFB53F #3FB580

square

#453FB5 #B53F74 #AFB53F #3FB580

split-complementary

#453FB5 #B5803F #74B53F

monochromatic

#221F5A #342F88 #453FB5 #6C67CA #9894DA

Accessibility & contrast

On white

7.98

#453FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#453FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453FB5

7.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453FB5	#FFFFFF	#000000	##FFFFFF
##453FB5	1.00	7.98	2.63	7.98
#FFFFFF	7.98	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#004CB3

Tritanopia (blue-blind)

#005D74

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #453fb5;
/* rgb */ color: rgb(69, 63, 181);
/* oklch */ color: oklch(44.9% 0.180 278.6);

Tailwind

colors: {
  custom: {
    50: '#8575cc',
    500: '#453fb5',
    950: '#000000',
  },
}

SCSS

$custom: #453fb5;
$custom-light: #8575cc;
$custom-dark: #000000;

JSON

{
  "hex": "#453fb5",
  "rgb": {
    "r": 69,
    "g": 63,
    "b": 181
  },
  "hsl": {
    "h": 243.051,
    "s": 48.361,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44946,
    "c": 0.18009,
    "h": 278.6
  },
  "luminance": 0.08156
}

Semantic roles & 50–950 ramp

primary

#453FB5

secondary

#C2C58A

accent

#D850D1

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #453FB5

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

Preview Lab → · Contrast checker → · Palette generator →