#453FCB#453FCB

#453FCB is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.9% C 0.208 H 276.7°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#453FCB
RGB	rgb(69, 63, 203)
HSL	hsl(243, 57%, 52%)
HSV	hsv(243, 69%, 80%)
CMYK	cmyk(66%, 69%, 0%, 20.4%)
CIE-LAB	lab(36.23, 45.10, -71.56)
CIE-LCH	lch(36.23, 84.59, 302.22°)
OKLab	oklab(46.93% 0.0241 -0.2066)
OKLCH	oklch(46.93% 0.208 276.7)
XYZ	xyz(15.0077, 9.1307, 57.4599)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453FCB #C5CB3F

analogous

#3F7FCB #453FCB #8B3FCB

triadic

#453FCB #CB453F #3FCB45

tetradic

#453FCB #CB3F7F #C5CB3F #3FCB8B

square

#453FCB #CB3F7F #C5CB3F #3FCB8B

split-complementary

#453FCB #CB8B3F #7FCB3F

monochromatic

#221F71 #312CA1 #453FCB #746FD8 #A29FE5

Accessibility & contrast

On white

7.43

#453FCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#453FCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453FCB

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453FCB	#FFFFFF	#000000	##FFFFFF
##453FCB	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#004FC8

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #453fcb;
/* rgb */ color: rgb(69, 63, 203);
/* oklch */ color: oklch(46.9% 0.208 276.7);

Tailwind

colors: {
  custom: {
    50: '#8975dc',
    500: '#453fcb',
    950: '#000000',
  },
}

SCSS

$custom: #453fcb;
$custom-light: #8975dc;
$custom-dark: #000000;

JSON

{
  "hex": "#453fcb",
  "rgb": {
    "r": 69,
    "g": 63,
    "b": 203
  },
  "hsl": {
    "h": 242.571,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.46934,
    "c": 0.20801,
    "h": 276.7
  },
  "luminance": 0.09132
}

Semantic roles & 50–950 ramp

primary

#453FCB

secondary

#CFD194

accent

#E147DA

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #453FCB

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

Preview Lab → · Contrast checker → · Palette generator →