#45579B#45579B

#45579B is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.6% C 0.112 H 270.5°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#45579B
RGB	rgb(69, 87, 155)
HSL	hsl(227, 38%, 44%)
HSV	hsv(227, 55%, 61%)
CMYK	cmyk(55.5%, 43.9%, 0%, 39.2%)
CIE-LAB	lab(38.63, 13.78, -39.33)
CIE-LCH	lch(38.63, 41.67, 289.31°)
OKLab	oklab(47.6% 0.001 -0.1118)
OKLCH	oklch(47.6% 0.112 270.5)
XYZ	xyz(11.7769, 10.4473, 32.3999)
Luminance	0.1045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#45579B #9B8945

analogous

#45829B #45579B #5E459B

triadic

#45579B #9B4557 #579B45

tetradic

#45579B #9B4582 #9B8945 #459B5E

square

#45579B #9B4582 #9B8945 #459B5E

split-complementary

#45579B #9B5E45 #829B45

monochromatic

#1F2746 #323F71 #45579B #6376BA #8E9BCD

Accessibility & contrast

On white

6.80

#45579B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#45579B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #45579B

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##45579B	#FFFFFF	#000000	##FFFFFF
##45579B	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A5F9E

Deuteranopia (green-blind)

#30579A

Tritanopia (blue-blind)

#176671

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #45579b;
/* rgb */ color: rgb(69, 87, 155);
/* oklch */ color: oklch(47.6% 0.112 270.5);

Tailwind

colors: {
  custom: {
    50: '#7f86b9',
    500: '#45579b',
    950: '#000000',
  },
}

SCSS

$custom: #45579b;
$custom-light: #7f86b9;
$custom-dark: #000000;

JSON

{
  "hex": "#45579b",
  "rgb": {
    "r": 69,
    "g": 87,
    "b": 155
  },
  "hsl": {
    "h": 227.442,
    "s": 38.393,
    "l": 43.922
  },
  "oklch": {
    "l": 0.47599,
    "c": 0.11176,
    "h": 270.5
  },
  "luminance": 0.10448
}

Semantic roles & 50–950 ramp

primary

#45579B

secondary

#B8AD84

accent

#B659CE

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0B0B11

muted

#7C7C80

Preview Lab

Preview with #45579B

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

Preview Lab → · Contrast checker → · Palette generator →