#405999#405999

#405999 is a mid, moderate blue. Relative luminance 0.105; OKLCH L 47.6% C 0.108 H 266.3°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#405999
RGB	rgb(64, 89, 153)
HSL	hsl(223, 41%, 43%)
HSV	hsv(223, 58%, 60%)
CMYK	cmyk(58.2%, 41.8%, 0%, 40%)
CIE-LAB	lab(38.78, 10.69, -37.91)
CIE-LCH	lch(38.78, 39.39, 285.75°)
OKLab	oklab(47.6% -0.007 -0.1077)
OKLCH	oklch(47.6% 0.108 266.3)
XYZ	xyz(11.4346, 10.5338, 31.5615)
Luminance	0.1053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#405999 #998040

analogous

#408699 #405999 #534099

triadic

#405999 #994059 #599940

tetradic

#405999 #994086 #998040 #409953

square

#405999 #994086 #998040 #409953

split-complementary

#405999 #995340 #869940

monochromatic

#1C2743 #2E406E #405999 #5C76BB #879ACD

Accessibility & contrast

On white

6.76

#405999 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#405999 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #405999

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##405999	#FFFFFF	#000000	##FFFFFF
##405999	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E609B

Deuteranopia (green-blind)

#325898

Tritanopia (blue-blind)

#006771

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #405999;
/* rgb */ color: rgb(64, 89, 153);
/* oklch */ color: oklch(47.6% 0.108 266.3);

Tailwind

colors: {
  custom: {
    50: '#7c87b7',
    500: '#405999',
    950: '#000000',
  },
}

SCSS

$custom: #405999;
$custom-light: #7c87b7;
$custom-dark: #000000;

JSON

{
  "hex": "#405999",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 153
  },
  "hsl": {
    "h": 223.146,
    "s": 41.014,
    "l": 42.549
  },
  "oklch": {
    "l": 0.47596,
    "c": 0.1079,
    "h": 266.3
  },
  "luminance": 0.10535
}

Semantic roles & 50–950 ramp

primary

#405999

secondary

#B7A77E

accent

#AF57D1

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #405999

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

Preview Lab → · Contrast checker → · Palette generator →