#453FBC#453FBC

#453FBC is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.6% C 0.189 H 277.9°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#453FBC
RGB	rgb(69, 63, 188)
HSL	hsl(243, 50%, 49%)
HSV	hsv(243, 66%, 74%)
CMYK	cmyk(63.3%, 66.5%, 0%, 26.3%)
CIE-LAB	lab(34.90, 40.21, -64.97)
CIE-LCH	lch(34.90, 76.41, 301.75°)
OKLab	oklab(45.57% 0.0261 -0.1873)
OKLCH	oklch(45.57% 0.189 277.9)
XYZ	xyz(13.3059, 8.4500, 48.4970)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.83

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453FBC #B6BC3F

analogous

#3F78BC #453FBC #843FBC

triadic

#453FBC #BC453F #3FBC45

tetradic

#453FBC #BC3F78 #B6BC3F #3FBC84

square

#453FBC #BC3F78 #B6BC3F #3FBC84

split-complementary

#453FBC #BC843F #78BC3F

monochromatic

#232060 #34308E #453FBC #706BCD #9C99DD

Accessibility & contrast

On white

7.81

#453FBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#453FBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453FBC

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453FBC	#FFFFFF	#000000	##FFFFFF
##453FBC	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057C0

Deuteranopia (green-blind)

#004DBA

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #453fbc;
/* rgb */ color: rgb(69, 63, 188);
/* oklch */ color: oklch(45.6% 0.189 277.9);

Tailwind

colors: {
  custom: {
    50: '#8675d1',
    500: '#453fbc',
    950: '#000000',
  },
}

SCSS

$custom: #453fbc;
$custom-light: #8675d1;
$custom-dark: #000000;

JSON

{
  "hex": "#453fbc",
  "rgb": {
    "r": 69,
    "g": 63,
    "b": 188
  },
  "hsl": {
    "h": 242.88,
    "s": 49.801,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45565,
    "c": 0.18913,
    "h": 277.9
  },
  "luminance": 0.08451
}

Semantic roles & 50–950 ramp

primary

#453FBC

secondary

#C6C98E

accent

#D94ED3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #453FBC

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

Preview Lab → · Contrast checker → · Palette generator →