#105166#105166

#105166 is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.6% C 0.070 H 225.0°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX	#105166
RGB	rgb(16, 81, 102)
HSL	hsl(195, 73%, 23%)
HSV	hsv(195, 84%, 40%)
CMYK	cmyk(84.3%, 20.6%, 0%, 60%)
CIE-LAB	lab(31.70, -11.59, -17.77)
CIE-LCH	lch(31.70, 21.22, 236.89°)
OKLab	oklab(40.64% -0.0498 -0.0499)
OKLCH	oklch(40.64% 0.07 225)
XYZ	xyz(5.5534, 6.9536, 13.6173)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105166 #662510

analogous

#106650 #105166 #102666

triadic

#105166 #661051 #516610

tetradic

#105166 #501066 #662510 #266610

square

#105166 #501066 #662510 #266610

split-complementary

#105166 #661026 #665010

monochromatic

#04151A #082731 #105166 #187B9B #21A5D0

Accessibility & contrast

On white

8.78

#105166 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#105166 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105166

8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105166	#FFFFFF	#000000	##FFFFFF
##105166	1.00	8.78	2.39	8.78
#FFFFFF	8.78	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454F67

Deuteranopia (green-blind)

#3A4766

Tritanopia (blue-blind)

#005758

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #105166;
/* rgb */ color: rgb(16, 81, 102);
/* oklch */ color: oklch(40.6% 0.070 225.0);

Tailwind

colors: {
  custom: {
    50: '#5f8291',
    500: '#105166',
    950: '#000000',
  },
}

SCSS

$custom: #105166;
$custom-light: #5f8291;
$custom-dark: #000000;

JSON

{
  "hex": "#105166",
  "rgb": {
    "r": 16,
    "g": 81,
    "b": 102
  },
  "hsl": {
    "h": 194.651,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.40637,
    "c": 0.07048,
    "h": 225
  },
  "luminance": 0.06954
}

Semantic roles & 50–950 ramp

primary

#105166

secondary

#9E4E33

accent

#6538F0

background

#F5F7F8

surface

#EAEEF0

border

#C6C9CB

text

#050A0C

muted

#797C7D

Preview Lab

Preview with #105166

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

Preview Lab → · Contrast checker → · Palette generator →