#406B99#406B99

#406B99 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.7% C 0.088 H 251.3°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#406B99
RGB	rgb(64, 107, 153)
HSL	hsl(211, 41%, 43%)
HSV	hsv(211, 58%, 60%)
CMYK	cmyk(58.2%, 30.1%, 0%, 40%)
CIE-LAB	lab(44.10, -0.63, -29.53)
CIE-LCH	lch(44.10, 29.54, 268.78°)
OKLab	oklab(51.73% -0.028 -0.0831)
OKLCH	oklch(51.73% 0.088 251.3)
XYZ	xyz(13.1198, 13.9042, 32.1232)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406B99 #996E40

analogous

#409899 #406B99 #414099

triadic

#406B99 #99406B #6B9940

tetradic

#406B99 #994098 #996E40 #409941

square

#406B99 #994098 #996E40 #409941

split-complementary

#406B99 #994140 #989940

monochromatic

#1C2F43 #2E4D6E #406B99 #5C89BB #87A9CD

Accessibility & contrast

On white

5.55

#406B99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#406B99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406B99

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406B99	#FFFFFF	#000000	##FFFFFF
##406B99	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586D9B

Deuteranopia (green-blind)

#4C6498

Tritanopia (blue-blind)

#00767B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #406b99;
/* rgb */ color: rgb(64, 107, 153);
/* oklch */ color: oklch(51.7% 0.088 251.3);

Tailwind

colors: {
  custom: {
    50: '#7c95b7',
    500: '#406b99',
    950: '#000000',
  },
}

SCSS

$custom: #406b99;
$custom-light: #7c95b7;
$custom-dark: #000000;

JSON

{
  "hex": "#406b99",
  "rgb": {
    "r": 64,
    "g": 107,
    "b": 153
  },
  "hsl": {
    "h": 211.011,
    "s": 41.014,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51728,
    "c": 0.08771,
    "h": 251.3
  },
  "luminance": 0.13905
}

Semantic roles & 50–950 ramp

primary

#406B99

secondary

#B79B7E

accent

#9657D1

background

#F7F9FB

surface

#EEF1F6

border

#C9CBD0

text

#0A0D11

muted

#7C7E80

Preview Lab

Preview with #406B99

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

Preview Lab → · Contrast checker → · Palette generator →