#453FB0#453FB0

#453FB0 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.5% C 0.174 H 279.0°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#453FB0
RGB	rgb(69, 63, 176)
HSL	hsl(243, 47%, 47%)
HSV	hsv(243, 64%, 69%)
CMYK	cmyk(60.8%, 64.2%, 0%, 31%)
CIE-LAB	lab(33.89, 36.26, -59.54)
CIE-LCH	lch(33.89, 69.71, 301.34°)
OKLab	oklab(44.51% 0.0273 -0.1714)
OKLCH	oklch(44.51% 0.174 279)
XYZ	xyz(12.0657, 7.9539, 41.9653)
Luminance	0.0795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.77

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#453FB0 #AAB03F

analogous

#3F72B0 #453FB0 #7E3FB0

triadic

#453FB0 #B0453F #3FB045

tetradic

#453FB0 #B03F72 #AAB03F #3FB07E

square

#453FB0 #B03F72 #AAB03F #3FB07E

split-complementary

#453FB0 #B07E3F #72B03F

monochromatic

#221F56 #332F83 #453FB0 #6A65C8 #9592D8

Accessibility & contrast

On white

8.10

#453FB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#453FB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453FB0

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453FB0	#FFFFFF	#000000	##FFFFFF
##453FB0	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B4

Deuteranopia (green-blind)

#004BAE

Tritanopia (blue-blind)

#005B71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #453fb0;
/* rgb */ color: rgb(69, 63, 176);
/* oklch */ color: oklch(44.5% 0.174 279.0);

Tailwind

colors: {
  custom: {
    50: '#8474c8',
    500: '#453fb0',
    950: '#000000',
  },
}

SCSS

$custom: #453fb0;
$custom-light: #8474c8;
$custom-dark: #000000;

JSON

{
  "hex": "#453fb0",
  "rgb": {
    "r": 69,
    "g": 63,
    "b": 176
  },
  "hsl": {
    "h": 243.186,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44512,
    "c": 0.17353,
    "h": 279
  },
  "luminance": 0.07955
}

Semantic roles & 50–950 ramp

primary

#453FB0

secondary

#C0C388

accent

#D751D0

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #453FB0

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

Preview Lab → · Contrast checker → · Palette generator →