#105B55#105B55

#105B55 is a dark, moderate teal. Relative luminance 0.082; OKLCH L 42.7% C 0.069 H 186.7°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#105B55
RGB	rgb(16, 91, 85)
HSL	hsl(175, 70%, 21%)
HSV	hsv(175, 82%, 36%)
CMYK	cmyk(82.4%, 0%, 6.6%, 64.3%)
CIE-LAB	lab(34.49, -23.16, -2.85)
CIE-LCH	lch(34.49, 23.33, 187.01°)
OKLab	oklab(42.68% -0.0689 -0.0081)
OKLCH	oklch(42.68% 0.069 186.7)
XYZ	xyz(5.5937, 8.2475, 9.8897)
Luminance	0.0825 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105B55 #5B1016

analogous

#105B2F #105B55 #103B5B

triadic

#105B55 #55105B #5B5510

tetradic

#105B55 #2F105B #5B1016 #3B5B10

square

#105B55 #2F105B #5B1016 #3B5B10

split-complementary

#105B55 #5B103B #5B2F10

monochromatic

#051A18 #072724 #105B55 #198F86 #22C3B6

Accessibility & contrast

On white

7.93

#105B55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#105B55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105B55

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105B55	#FFFFFF	#000000	##FFFFFF
##105B55	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565555

Deuteranopia (green-blind)

#4B4E56

Tritanopia (blue-blind)

#005D59

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #105b55;
/* rgb */ color: rgb(16, 91, 85);
/* oklch */ color: oklch(42.7% 0.069 186.7);

Tailwind

colors: {
  custom: {
    50: '#5e8a84',
    500: '#105b55',
    950: '#000000',
  },
}

SCSS

$custom: #105b55;
$custom-light: #5e8a84;
$custom-dark: #000000;

JSON

{
  "hex": "#105b55",
  "rgb": {
    "r": 16,
    "g": 91,
    "b": 85
  },
  "hsl": {
    "h": 175.2,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.42678,
    "c": 0.06935,
    "h": 186.7
  },
  "luminance": 0.08248
}

Semantic roles & 50–950 ramp

primary

#105B55

secondary

#94333A

accent

#3B49ED

background

#F5F8F8

surface

#EAF0EF

border

#C6CBCA

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #105B55

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

Preview Lab → · Contrast checker → · Palette generator →