#104C66#104C66

#104C66 is a dark, moderate cyan. Relative luminance 0.062; OKLCH L 39.3% C 0.073 H 232.3°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#104C66
RGB	rgb(16, 76, 102)
HSL	hsl(198, 73%, 23%)
HSV	hsv(198, 84%, 40%)
CMYK	cmyk(84.3%, 25.5%, 0%, 60%)
CIE-LAB	lab(30.00, -8.54, -20.41)
CIE-LCH	lch(30.00, 22.12, 247.29°)
OKLab	oklab(39.28% -0.0445 -0.0575)
OKLCH	oklch(39.28% 0.073 232.3)
XYZ	xyz(5.1954, 6.2377, 13.4980)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104C66 #662A10

analogous

#106655 #104C66 #102166

triadic

#104C66 #66104C #4C6610

tetradic

#104C66 #551066 #662A10 #216610

square

#104C66 #551066 #662A10 #216610

split-complementary

#104C66 #661021 #665510

monochromatic

#04141A #082531 #104C66 #18739B #219BD0

Accessibility & contrast

On white

9.34

#104C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#104C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104C66

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104C66	#FFFFFF	#000000	##FFFFFF
##104C66	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F4B67

Deuteranopia (green-blind)

#344366

Tritanopia (blue-blind)

#005355

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #104c66;
/* rgb */ color: rgb(16, 76, 102);
/* oklch */ color: oklch(39.3% 0.073 232.3);

Tailwind

colors: {
  custom: {
    50: '#5e7e91',
    500: '#104c66',
    950: '#000000',
  },
}

SCSS

$custom: #104c66;
$custom-light: #5e7e91;
$custom-dark: #000000;

JSON

{
  "hex": "#104c66",
  "rgb": {
    "r": 16,
    "g": 76,
    "b": 102
  },
  "hsl": {
    "h": 198.14,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3928,
    "c": 0.07272,
    "h": 232.3
  },
  "luminance": 0.06238
}

Semantic roles & 50–950 ramp

primary

#104C66

secondary

#9E5433

accent

#7038F0

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#05090D

muted

#797B7D

Preview Lab

Preview with #104C66

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

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