#103866#103866

#103866 is a dark, moderate cyan. Relative luminance 0.039; OKLCH L 34.0% C 0.092 H 254.6°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#103866
RGB	rgb(16, 56, 102)
HSL	hsl(212, 73%, 23%)
HSV	hsv(212, 84%, 40%)
CMYK	cmyk(84.3%, 45.1%, 0%, 60%)
CIE-LAB	lab(23.33, 4.76, -30.95)
CIE-LCH	lch(23.33, 31.31, 278.75°)
OKLab	oklab(34.02% -0.0244 -0.0886)
OKLCH	oklch(34.02% 0.092 254.6)
XYZ	xyz(4.0252, 3.8973, 13.1079)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103866 #663E10

analogous

#106366 #103866 #131066

triadic

#103866 #661038 #386610

tetradic

#103866 #661063 #663E10 #106613

square

#103866 #661063 #663E10 #106613

split-complementary

#103866 #661310 #636610

monochromatic

#040F1A #081B31 #103866 #18559B #2172D0

Accessibility & contrast

On white

11.80

#103866 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#103866 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103866

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103866	#FFFFFF	#000000	##FFFFFF
##103866	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213C68

Deuteranopia (green-blind)

#113465

Tritanopia (blue-blind)

#00434A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #103866;
/* rgb */ color: rgb(16, 56, 102);
/* oklch */ color: oklch(34.0% 0.092 254.6);

Tailwind

colors: {
  custom: {
    50: '#5e6e92',
    500: '#103866',
    950: '#000000',
  },
}

SCSS

$custom: #103866;
$custom-light: #5e6e92;
$custom-dark: #000000;

JSON

{
  "hex": "#103866",
  "rgb": {
    "r": 16,
    "g": 56,
    "b": 102
  },
  "hsl": {
    "h": 212.093,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34015,
    "c": 0.09192,
    "h": 254.6
  },
  "luminance": 0.03898
}

Semantic roles & 50–950 ramp

primary

#103866

secondary

#9E6D33

accent

#9A38F0

background

#F5F6F9

surface

#EAEBF1

border

#C6C6CB

text

#05070D

muted

#797A7E

Preview Lab

Preview with #103866

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

Preview Lab → · Contrast checker → · Palette generator →