#103559#103559

#103559 is a dark, moderate cyan. Relative luminance 0.034; OKLCH L 32.3% C 0.076 H 251.0°. Best body text is #FFFFFF at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#103559
RGB	rgb(16, 53, 89)
HSL	hsl(210, 70%, 21%)
HSV	hsv(210, 82%, 35%)
CMYK	cmyk(82%, 40.4%, 0%, 65.1%)
CIE-LAB	lab(21.50, 1.32, -25.37)
CIE-LCH	lch(21.50, 25.40, 272.98°)
OKLab	oklab(32.31% -0.0249 -0.0723)
OKLCH	oklch(32.31% 0.076 251)
XYZ	xyz(3.2893, 3.3773, 9.9278)
Luminance	0.0338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#103559 #593410

analogous

#105958 #103559 #101059

triadic

#103559 #591035 #355910

tetradic

#103559 #581059 #593410 #105910

square

#103559 #581059 #593410 #105910

split-complementary

#103559 #591010 #595810

monochromatic

#050F1A #071625 #103559 #19548D #2373C1

Accessibility & contrast

On white

12.53

#103559 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#103559 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #103559

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##103559	#FFFFFF	#000000	##FFFFFF
##103559	1.00	12.53	1.68	12.53
#FFFFFF	12.53	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24375A

Deuteranopia (green-blind)

#193058

Tritanopia (blue-blind)

#003E42

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #103559;
/* rgb */ color: rgb(16, 53, 89);
/* oklch */ color: oklch(32.3% 0.076 251.0);

Tailwind

colors: {
  custom: {
    50: '#5a6b88',
    500: '#103559',
    950: '#000000',
  },
}

SCSS

$custom: #103559;
$custom-light: #5a6b88;
$custom-dark: #000000;

JSON

{
  "hex": "#103559",
  "rgb": {
    "r": 16,
    "g": 53,
    "b": 89
  },
  "hsl": {
    "h": 209.589,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.32313,
    "c": 0.07648,
    "h": 251
  },
  "luminance": 0.03378
}

Semantic roles & 50–950 ramp

primary

#103559

secondary

#926233

accent

#933BEC

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #103559

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

Preview Lab → · Contrast checker → · Palette generator →