#45378F#45378F

#45378F is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.4% C 0.139 H 285.6°. Best body text is #FFFFFF at 9.56:1 contrast (WCAG AA passes).

Color values

HEX	#45378F
RGB	rgb(69, 55, 143)
HSL	hsl(250, 44%, 39%)
HSV	hsv(250, 62%, 56%)
CMYK	cmyk(51.7%, 61.5%, 0%, 43.9%)
CIE-LAB	lab(29.36, 30.47, -46.93)
CIE-LCH	lch(29.36, 55.95, 302.99°)
OKLab	oklab(40.38% 0.0375 -0.1344)
OKLCH	oklch(40.38% 0.139 285.6)
XYZ	xyz(8.7769, 5.9803, 26.6731)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 8.44

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45378F #818F37

analogous

#37558F #45378F #71378F

triadic

#45378F #8F4537 #378F45

tetradic

#45378F #8F3755 #818F37 #378F71

square

#45378F #8F3755 #818F37 #378F71

split-complementary

#45378F #8F7137 #558F37

monochromatic

#1A1537 #302663 #45378F #5C4AB9 #8376CA

Accessibility & contrast

On white

9.56

#45378F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#45378F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45378F

9.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45378F	#FFFFFF	#000000	##FFFFFF
##45378F	1.00	9.56	2.20	9.56
#FFFFFF	9.56	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004892

Deuteranopia (green-blind)

#00438D

Tritanopia (blue-blind)

#2A4C5D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #45378f;
/* rgb */ color: rgb(69, 55, 143);
/* oklch */ color: oklch(40.4% 0.139 285.6);

Tailwind

colors: {
  custom: {
    50: '#7f6eb0',
    500: '#45378f',
    950: '#000000',
  },
}

SCSS

$custom: #45378f;
$custom-light: #7f6eb0;
$custom-dark: #000000;

JSON

{
  "hex": "#45378f",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 143
  },
  "hsl": {
    "h": 249.545,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.40377,
    "c": 0.13949,
    "h": 285.6
  },
  "luminance": 0.05981
}

Semantic roles & 50–950 ramp

primary

#45378F

secondary

#A8B36F

accent

#D454C0

background

#F8F6FA

surface

#EFECF5

border

#CAC7CF

text

#0B0711

muted

#7C7A80

Preview Lab

Preview with #45378F

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

Preview Lab → · Contrast checker → · Palette generator →