#103D56#103D56

#103D56 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.3% C 0.065 H 237.7°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#103D56
RGB	rgb(16, 61, 86)
HSL	hsl(201, 69%, 20%)
HSV	hsv(201, 81%, 34%)
CMYK	cmyk(81.4%, 29.1%, 0%, 66.3%)
CIE-LAB	lab(24.06, -5.36, -19.35)
CIE-LCH	lch(24.06, 20.08, 254.51°)
OKLab	oklab(34.28% -0.0346 -0.0546)
OKLCH	oklch(34.28% 0.065 237.7)
XYZ	xyz(3.5615, 4.1191, 9.4097)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103D56 #562910

analogous

#10564C #103D56 #101A56

triadic

#103D56 #56103D #3D5610

tetradic

#103D56 #4C1056 #562910 #1A5610

square

#103D56 #4C1056 #562910 #1A5610

split-complementary

#103D56 #56101A #564C10

monochromatic

#05121A #061822 #103D56 #1A628A #2386BD

Accessibility & contrast

On white

11.51

#103D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#103D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103D56

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103D56	#FFFFFF	#000000	##FFFFFF
##103D56	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313D57

Deuteranopia (green-blind)

#283656

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #103d56;
/* rgb */ color: rgb(16, 61, 86);
/* oklch */ color: oklch(34.3% 0.065 237.7);

Tailwind

colors: {
  custom: {
    50: '#5a7285',
    500: '#103d56',
    950: '#000000',
  },
}

SCSS

$custom: #103d56;
$custom-light: #5a7285;
$custom-dark: #000000;

JSON

{
  "hex": "#103d56",
  "rgb": {
    "r": 16,
    "g": 61,
    "b": 86
  },
  "hsl": {
    "h": 201.429,
    "s": 68.627,
    "l": 20
  },
  "oklch": {
    "l": 0.34281,
    "c": 0.06465,
    "h": 237.7
  },
  "luminance": 0.0412
}

Semantic roles & 50–950 ramp

primary

#103D56

secondary

#8F5432

accent

#7B3CEB

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #103D56

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

Preview Lab → · Contrast checker → · Palette generator →