#453DAB#453DAB

#453DAB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.7% C 0.169 H 280.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#453DAB
RGB	rgb(69, 61, 171)
HSL	hsl(244, 47%, 45%)
HSV	hsv(244, 64%, 67%)
CMYK	cmyk(59.6%, 64.3%, 0%, 32.9%)
CIE-LAB	lab(33.01, 35.84, -57.98)
CIE-LCH	lch(33.01, 68.17, 301.72°)
OKLab	oklab(43.74% 0.0295 -0.1668)
OKLCH	oklch(43.74% 0.169 280)
XYZ	xyz(11.4714, 7.5422, 39.3715)
Luminance	0.0754 (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

#453DAB #A3AB3D

analogous

#3D6CAB #453DAB #7C3DAB

triadic

#453DAB #AB453D #3DAB45

tetradic

#453DAB #AB3D6C #A3AB3D #3DAB7C

square

#453DAB #AB3D6C #A3AB3D #3DAB7C

split-complementary

#453DAB #AB7C3D #6CAB3D

monochromatic

#211D51 #332D7E #453DAB #675FC6 #928CD6

Accessibility & contrast

On white

8.37

#453DAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#453DAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #453DAB

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##453DAB	#FFFFFF	#000000	##FFFFFF
##453DAB	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052AE

Deuteranopia (green-blind)

#0049A9

Tritanopia (blue-blind)

#00596E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #453dab;
/* rgb */ color: rgb(69, 61, 171);
/* oklch */ color: oklch(43.7% 0.169 280.0);

Tailwind

colors: {
  custom: {
    50: '#8373c5',
    500: '#453dab',
    950: '#000000',
  },
}

SCSS

$custom: #453dab;
$custom-light: #8373c5;
$custom-dark: #000000;

JSON

{
  "hex": "#453dab",
  "rgb": {
    "r": 69,
    "g": 61,
    "b": 171
  },
  "hsl": {
    "h": 244.364,
    "s": 47.414,
    "l": 45.49
  },
  "oklch": {
    "l": 0.43744,
    "c": 0.16941,
    "h": 280
  },
  "luminance": 0.07543
}

Semantic roles & 50–950 ramp

primary

#453DAB

secondary

#BCC183

accent

#D751CD

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #453DAB

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

Preview Lab → · Contrast checker → · Palette generator →