#40559C#40559C

#40559C is a mid, moderate blue. Relative luminance 0.100; OKLCH L 46.9% C 0.118 H 269.1°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#40559C
RGB	rgb(64, 85, 156)
HSL	hsl(226, 42%, 43%)
HSV	hsv(226, 59%, 61%)
CMYK	cmyk(59%, 45.5%, 0%, 38.8%)
CIE-LAB	lab(37.82, 14.33, -41.25)
CIE-LCH	lch(37.82, 43.67, 289.16°)
OKLab	oklab(46.91% -0.0018 -0.1175)
OKLCH	oklch(46.91% 0.118 269.1)
XYZ	xyz(11.3616, 9.9864, 32.7749)
Luminance	0.0999 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40559C #9C8740

analogous

#40839C #40559C #59409C

triadic

#40559C #9C4055 #559C40

tetradic

#40559C #9C4083 #9C8740 #409C59

square

#40559C #9C4083 #9C8740 #409C59

split-complementary

#40559C #9C5940 #839C40

monochromatic

#1C2645 #2E3D71 #40559C #5D73BC #8898CE

Accessibility & contrast

On white

7.01

#40559C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#40559C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40559C

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40559C	#FFFFFF	#000000	##FFFFFF
##40559C	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355D9F

Deuteranopia (green-blind)

#28559A

Tritanopia (blue-blind)

#006571

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #40559c;
/* rgb */ color: rgb(64, 85, 156);
/* oklch */ color: oklch(46.9% 0.118 269.1);

Tailwind

colors: {
  custom: {
    50: '#7d84ba',
    500: '#40559c',
    950: '#000000',
  },
}

SCSS

$custom: #40559c;
$custom-light: #7d84ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40559c",
  "rgb": {
    "r": 64,
    "g": 85,
    "b": 156
  },
  "hsl": {
    "h": 226.304,
    "s": 41.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.46912,
    "c": 0.11754,
    "h": 269.1
  },
  "luminance": 0.09987
}

Semantic roles & 50–950 ramp

primary

#40559C

secondary

#B9AC7F

accent

#B556D2

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #40559C

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

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