#406D99#406D99

#406D99 is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 52.2% C 0.086 H 249.3°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#406D99
RGB	rgb(64, 109, 153)
HSL	hsl(210, 41%, 43%)
HSV	hsv(210, 58%, 60%)
CMYK	cmyk(58.2%, 28.8%, 0%, 40%)
CIE-LAB	lab(44.70, -1.84, -28.59)
CIE-LCH	lch(44.70, 28.65, 266.31°)
OKLab	oklab(52.2% -0.0304 -0.0804)
OKLCH	oklch(52.2% 0.086 249.3)
XYZ	xyz(13.3307, 14.3260, 32.1935)
Luminance	0.1433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#406D99 #996C40

analogous

#409999 #406D99 #404099

triadic

#406D99 #99406D #6D9940

tetradic

#406D99 #994099 #996C40 #409940

square

#406D99 #994099 #996C40 #409940

split-complementary

#406D99 #994040 #999940

monochromatic

#1C3043 #2E4E6E #406D99 #5C8CBB #87AACD

Accessibility & contrast

On white

5.43

#406D99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#406D99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #406D99

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##406D99	#FFFFFF	#000000	##FFFFFF
##406D99	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B6F9B

Deuteranopia (green-blind)

#4F6698

Tritanopia (blue-blind)

#00777C

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #406d99;
/* rgb */ color: rgb(64, 109, 153);
/* oklch */ color: oklch(52.2% 0.086 249.3);

Tailwind

colors: {
  custom: {
    50: '#7c96b7',
    500: '#406d99',
    950: '#000000',
  },
}

SCSS

$custom: #406d99;
$custom-light: #7c96b7;
$custom-dark: #000000;

JSON

{
  "hex": "#406d99",
  "rgb": {
    "r": 64,
    "g": 109,
    "b": 153
  },
  "hsl": {
    "h": 209.663,
    "s": 41.014,
    "l": 42.549
  },
  "oklch": {
    "l": 0.52201,
    "c": 0.08592,
    "h": 249.3
  },
  "luminance": 0.14327
}

Semantic roles & 50–950 ramp

primary

#406D99

secondary

#B79A7E

accent

#9357D1

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0D11

muted

#7C7E80

Preview Lab

Preview with #406D99

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

Preview Lab → · Contrast checker → · Palette generator →