#104559#104559

#104559 is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 36.7% C 0.063 H 228.1°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#104559
RGB	rgb(16, 69, 89)
HSL	hsl(196, 70%, 21%)
HSV	hsv(196, 82%, 35%)
CMYK	cmyk(82%, 22.5%, 0%, 65.1%)
CIE-LAB	lab(26.98, -9.28, -16.76)
CIE-LCH	lch(26.98, 19.16, 241.02°)
OKLab	oklab(36.66% -0.0422 -0.0471)
OKLCH	oklch(36.66% 0.063 228.1)
XYZ	xyz(4.1442, 5.0872, 10.2128)
Luminance	0.0509 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#104559 #592410

analogous

#105948 #104559 #102159

triadic

#104559 #591045 #455910

tetradic

#104559 #481059 #592410 #215910

square

#104559 #481059 #592410 #215910

split-complementary

#104559 #591021 #594810

monochromatic

#05141A #071D25 #104559 #196D8D #2395C1

Accessibility & contrast

On white

10.41

#104559 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#104559 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #104559

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##104559	#FFFFFF	#000000	##FFFFFF
##104559	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A445A

Deuteranopia (green-blind)

#313D59

Tritanopia (blue-blind)

#004B4C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #104559;
/* rgb */ color: rgb(16, 69, 89);
/* oklch */ color: oklch(36.7% 0.063 228.1);

Tailwind

colors: {
  custom: {
    50: '#5b7888',
    500: '#104559',
    950: '#000000',
  },
}

SCSS

$custom: #104559;
$custom-light: #5b7888;
$custom-dark: #000000;

JSON

{
  "hex": "#104559",
  "rgb": {
    "r": 16,
    "g": 69,
    "b": 89
  },
  "hsl": {
    "h": 196.438,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.36659,
    "c": 0.06326,
    "h": 228.1
  },
  "luminance": 0.05088
}

Semantic roles & 50–950 ramp

primary

#104559

secondary

#924D33

accent

#6C3BEC

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #104559

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

Preview Lab → · Contrast checker → · Palette generator →