#40549D#40549D

#40549D is a mid, vivid blue. Relative luminance 0.099; OKLCH L 46.8% C 0.120 H 269.7°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#40549D
RGB	rgb(64, 84, 157)
HSL	hsl(227, 42%, 43%)
HSV	hsv(227, 59%, 62%)
CMYK	cmyk(59.2%, 46.5%, 0%, 38.4%)
CIE-LAB	lab(37.60, 15.33, -42.20)
CIE-LCH	lch(37.60, 44.90, 289.96°)
OKLab	oklab(46.76% -0.0005 -0.1203)
OKLCH	oklch(46.76% 0.12 269.7)
XYZ	xyz(11.3684, 9.8641, 33.1966)
Luminance	0.0987 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40549D #9D8940

analogous

#40829D #40549D #5A409D

triadic

#40549D #9D4054 #549D40

tetradic

#40549D #9D4082 #9D8940 #409D5A

square

#40549D #9D4082 #9D8940 #409D5A

split-complementary

#40549D #9D5A40 #829D40

monochromatic

#1D2546 #2E3D72 #40549D #5D72BD #8998CF

Accessibility & contrast

On white

7.06

#40549D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#40549D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40549D

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40549D	#FFFFFF	#000000	##FFFFFF
##40549D	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325DA0

Deuteranopia (green-blind)

#25559B

Tritanopia (blue-blind)

#006471

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #40549d;
/* rgb */ color: rgb(64, 84, 157);
/* oklch */ color: oklch(46.8% 0.120 269.7);

Tailwind

colors: {
  custom: {
    50: '#7d83ba',
    500: '#40549d',
    950: '#000000',
  },
}

SCSS

$custom: #40549d;
$custom-light: #7d83ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40549d",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 157
  },
  "hsl": {
    "h": 227.097,
    "s": 42.081,
    "l": 43.333
  },
  "oklch": {
    "l": 0.46763,
    "c": 0.12034,
    "h": 269.7
  },
  "luminance": 0.09865
}

Semantic roles & 50–950 ramp

primary

#40549D

secondary

#B9AD7F

accent

#B756D2

background

#F8F8FB

surface

#EFEFF6

border

#CACAD0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #40549D

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

Preview Lab → · Contrast checker → · Palette generator →