#40799C#40799C

#40799C is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.2% C 0.081 H 237.6°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#40799C
RGB	rgb(64, 121, 156)
HSL	hsl(203, 42%, 43%)
HSV	hsv(203, 59%, 61%)
CMYK	cmyk(59%, 22.4%, 0%, 38.8%)
CIE-LAB	lab(48.47, -7.97, -24.50)
CIE-LCH	lch(48.47, 25.76, 251.99°)
OKLab	oklab(55.22% -0.0434 -0.0685)
OKLCH	oklch(55.22% 0.081 237.6)
XYZ	xyz(14.9502, 17.1637, 33.9711)
Luminance	0.1716 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40799C #9C6340

analogous

#409C91 #40799C #404B9C

triadic

#40799C #9C4079 #799C40

tetradic

#40799C #91409C #9C6340 #4B9C40

square

#40799C #91409C #9C6340 #4B9C40

split-complementary

#40799C #9C404B #9C9140

monochromatic

#1C3645 #2E5771 #40799C #5D98BC #88B4CE

Accessibility & contrast

On white

4.74

#40799C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#40799C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40799C

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40799C	#FFFFFF	#000000	##FFFFFF
##40799C	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69789E

Deuteranopia (green-blind)

#5C6F9B

Tritanopia (blue-blind)

#008285

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #40799c;
/* rgb */ color: rgb(64, 121, 156);
/* oklch */ color: oklch(55.2% 0.081 237.6);

Tailwind

colors: {
  custom: {
    50: '#7d9fb9',
    500: '#40799c',
    950: '#000000',
  },
}

SCSS

$custom: #40799c;
$custom-light: #7d9fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#40799c",
  "rgb": {
    "r": 64,
    "g": 121,
    "b": 156
  },
  "hsl": {
    "h": 202.826,
    "s": 41.818,
    "l": 43.137
  },
  "oklch": {
    "l": 0.55221,
    "c": 0.08111,
    "h": 237.6
  },
  "luminance": 0.17165
}

Semantic roles & 50–950 ramp

primary

#40799C

secondary

#B9957F

accent

#8556D2

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #40799C

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

Preview Lab → · Contrast checker → · Palette generator →