#103864#103864

#103864 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 33.9% C 0.089 H 253.7°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#103864
RGB	rgb(16, 56, 100)
HSL	hsl(211, 72%, 23%)
HSV	hsv(211, 84%, 39%)
CMYK	cmyk(84%, 44%, 0%, 60.8%)
CIE-LAB	lab(23.20, 3.90, -29.86)
CIE-LCH	lch(23.20, 30.11, 277.45°)
OKLab	oklab(33.87% -0.0249 -0.0854)
OKLCH	oklch(33.87% 0.089 253.7)
XYZ	xyz(3.9272, 3.8581, 12.5918)
Luminance	0.0386 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103864 #643C10

analogous

#106264 #103864 #121064

triadic

#103864 #641038 #386410

tetradic

#103864 #641062 #643C10 #106412

square

#103864 #641062 #643C10 #106412

split-complementary

#103864 #641210 #626410

monochromatic

#040F1A #081A2F #103864 #185699 #2173CE

Accessibility & contrast

On white

11.85

#103864 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#103864 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103864

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103864	#FFFFFF	#000000	##FFFFFF
##103864	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223B66

Deuteranopia (green-blind)

#143463

Tritanopia (blue-blind)

#004249

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #103864;
/* rgb */ color: rgb(16, 56, 100);
/* oklch */ color: oklch(33.9% 0.089 253.7);

Tailwind

colors: {
  custom: {
    50: '#5d6e90',
    500: '#103864',
    950: '#000000',
  },
}

SCSS

$custom: #103864;
$custom-light: #5d6e90;
$custom-dark: #000000;

JSON

{
  "hex": "#103864",
  "rgb": {
    "r": 16,
    "g": 56,
    "b": 100
  },
  "hsl": {
    "h": 211.429,
    "s": 72.414,
    "l": 22.745
  },
  "oklch": {
    "l": 0.3387,
    "c": 0.08898,
    "h": 253.7
  },
  "luminance": 0.03859
}

Semantic roles & 50–950 ramp

primary

#103864

secondary

#9D6A33

accent

#9839EF

background

#F5F6F8

surface

#EAEBF0

border

#C6C6CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #103864

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

Preview Lab → · Contrast checker → · Palette generator →