#45379B#45379B

#45379B is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.4% C 0.156 H 283.6°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#45379B
RGB	rgb(69, 55, 155)
HSL	hsl(248, 48%, 41%)
HSV	hsv(248, 65%, 61%)
CMYK	cmyk(55.5%, 64.5%, 0%, 39.2%)
CIE-LAB	lab(30.31, 34.32, -52.73)
CIE-LCH	lch(30.31, 62.92, 303.06°)
OKLab	oklab(41.37% 0.0367 -0.1514)
OKLCH	oklch(41.37% 0.156 283.6)
XYZ	xyz(9.7350, 6.3636, 31.7193)
Luminance	0.0636 (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

#45379B #8D9B37

analogous

#375B9B #45379B #77379B

triadic

#45379B #9B4537 #379B45

tetradic

#45379B #9B375B #8D9B37 #379B77

square

#45379B #9B375B #8D9B37 #379B77

split-complementary

#45379B #9B7737 #5B9B37

monochromatic

#1D1741 #31276E #45379B #5F4FC0 #887CD0

Accessibility & contrast

On white

9.24

#45379B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#45379B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45379B

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45379B	#FFFFFF	#000000	##FFFFFF
##45379B	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9E

Deuteranopia (green-blind)

#004499

Tritanopia (blue-blind)

#1E5064

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #45379b;
/* rgb */ color: rgb(69, 55, 155);
/* oklch */ color: oklch(41.4% 0.156 283.6);

Tailwind

colors: {
  custom: {
    50: '#816fb9',
    500: '#45379b',
    950: '#000000',
  },
}

SCSS

$custom: #45379b;
$custom-light: #816fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#45379b",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 155
  },
  "hsl": {
    "h": 248.4,
    "s": 47.619,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41369,
    "c": 0.15579,
    "h": 283.6
  },
  "luminance": 0.06364
}

Semantic roles & 50–950 ramp

primary

#45379B

secondary

#B0BA74

accent

#D751C4

background

#F8F6FB

surface

#EFECF6

border

#CAC7D0

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #45379B

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

Preview Lab → · Contrast checker → · Palette generator →