#103D53#103D53

#103D53 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.1% C 0.061 H 234.2°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#103D53
RGB	rgb(16, 61, 83)
HSL	hsl(200, 68%, 19%)
HSV	hsv(200, 81%, 33%)
CMYK	cmyk(80.7%, 26.5%, 0%, 67.5%)
CIE-LAB	lab(23.91, -6.57, -17.62)
CIE-LCH	lch(23.91, 18.81, 249.54°)
OKLab	oklab(34.11% -0.0358 -0.0496)
OKLCH	oklch(34.11% 0.061 234.2)
XYZ	xyz(3.4431, 4.0718, 8.7864)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103D53 #532610

analogous

#105348 #103D53 #101C53

triadic

#103D53 #53103D #3D5310

tetradic

#103D53 #481053 #532610 #1C5310

square

#103D53 #481053 #532610 #1C5310

split-complementary

#103D53 #53101C #534810

monochromatic

#05131A #061720 #103D53 #1A6386 #2488BA

Accessibility & contrast

On white

11.57

#103D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#103D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103D53

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103D53	#FFFFFF	#000000	##FFFFFF
##103D53	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323C54

Deuteranopia (green-blind)

#293653

Tritanopia (blue-blind)

#004344

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #103d53;
/* rgb */ color: rgb(16, 61, 83);
/* oklch */ color: oklch(34.1% 0.061 234.2);

Tailwind

colors: {
  custom: {
    50: '#597283',
    500: '#103d53',
    950: '#000000',
  },
}

SCSS

$custom: #103d53;
$custom-light: #597283;
$custom-dark: #000000;

JSON

{
  "hex": "#103d53",
  "rgb": {
    "r": 16,
    "g": 61,
    "b": 83
  },
  "hsl": {
    "h": 199.701,
    "s": 67.677,
    "l": 19.412
  },
  "oklch": {
    "l": 0.34108,
    "c": 0.06116,
    "h": 234.2
  },
  "luminance": 0.04072
}

Semantic roles & 50–950 ramp

primary

#103D53

secondary

#8D5032

accent

#763DEB

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080A

muted

#797B7C

Preview Lab

Preview with #103D53

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

Preview Lab → · Contrast checker → · Palette generator →