#105581#105581

#105581 is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.2% C 0.097 H 243.2°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#105581
RGB	rgb(16, 85, 129)
HSL	hsl(203, 78%, 28%)
HSV	hsv(203, 88%, 51%)
CMYK	cmyk(87.6%, 34.1%, 0%, 49.4%)
CIE-LAB	lab(34.38, -3.42, -30.42)
CIE-LCH	lch(34.38, 30.61, 263.58°)
OKLab	oklab(43.21% -0.0438 -0.0865)
OKLCH	oklch(43.21% 0.097 243.2)
XYZ	xyz(7.4231, 8.1912, 21.9544)
Luminance	0.0819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105581 #813C10

analogous

#108174 #105581 #101C81

triadic

#105581 #811055 #558110

tetradic

#105581 #741081 #813C10 #1C8110

square

#105581 #741081 #813C10 #1C8110

split-complementary

#105581 #81101C #817410

monochromatic

#03121B #09314B #105581 #1779B7 #279BE4

Accessibility & contrast

On white

7.96

#105581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#105581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105581

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105581	#FFFFFF	#000000	##FFFFFF
##105581	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405683

Deuteranopia (green-blind)

#304C80

Tritanopia (blue-blind)

#006065

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #105581;
/* rgb */ color: rgb(16, 85, 129);
/* oklch */ color: oklch(43.2% 0.097 243.2);

Tailwind

colors: {
  custom: {
    50: '#6584a6',
    500: '#105581',
    950: '#000000',
  },
}

SCSS

$custom: #105581;
$custom-light: #6584a6;
$custom-dark: #000000;

JSON

{
  "hex": "#105581",
  "rgb": {
    "r": 16,
    "g": 85,
    "b": 129
  },
  "hsl": {
    "h": 203.363,
    "s": 77.931,
    "l": 28.431
  },
  "oklch": {
    "l": 0.43213,
    "c": 0.09695,
    "h": 243.2
  },
  "luminance": 0.08192
}

Semantic roles & 50–950 ramp

primary

#105581

secondary

#B76836

accent

#7F33F4

background

#F6F8FA

surface

#EBEFF4

border

#C6CACE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #105581

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

Preview Lab → · Contrast checker → · Palette generator →