#45378D#45378D

#45378D is a dark, vivid blue. Relative luminance 0.059; OKLCH L 40.2% C 0.137 H 285.9°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#45378D
RGB	rgb(69, 55, 141)
HSL	hsl(250, 44%, 38%)
HSV	hsv(250, 61%, 55%)
CMYK	cmyk(51.1%, 61%, 0%, 44.7%)
CIE-LAB	lab(29.21, 29.83, -45.94)
CIE-LCH	lch(29.21, 54.78, 302.99°)
OKLab	oklab(40.22% 0.0376 -0.1314)
OKLCH	oklch(40.22% 0.137 285.9)
XYZ	xyz(8.6267, 5.9203, 25.8823)
Luminance	0.0592 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45378D #7F8D37

analogous

#37548D #45378D #70378D

triadic

#45378D #8D4537 #378D45

tetradic

#45378D #8D3754 #7F8D37 #378D70

square

#45378D #8D3754 #7F8D37 #378D70

split-complementary

#45378D #8D7037 #548D37

monochromatic

#1A1535 #2F2661 #45378D #5B49B8 #8375C9

Accessibility & contrast

On white

9.61

#45378D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#45378D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #45378D

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45378D	#FFFFFF	#000000	##FFFFFF
##45378D	1.00	9.61	2.18	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004790

Deuteranopia (green-blind)

#00428B

Tritanopia (blue-blind)

#2B4B5C

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #45378d;
/* rgb */ color: rgb(69, 55, 141);
/* oklch */ color: oklch(40.2% 0.137 285.9);

Tailwind

colors: {
  custom: {
    50: '#7f6eaf',
    500: '#45378d',
    950: '#000000',
  },
}

SCSS

$custom: #45378d;
$custom-light: #7f6eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#45378d",
  "rgb": {
    "r": 69,
    "g": 55,
    "b": 141
  },
  "hsl": {
    "h": 249.767,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.40217,
    "c": 0.13671,
    "h": 285.9
  },
  "luminance": 0.05921
}

Semantic roles & 50–950 ramp

primary

#45378D

secondary

#A7B26E

accent

#D454BF

background

#F8F6FA

surface

#EFECF4

border

#CAC7CE

text

#0B0710

muted

#7C7A7F

Preview Lab

Preview with #45378D

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

Preview Lab → · Contrast checker → · Palette generator →