#105F5B#105F5B

#105F5B is a dark, moderate teal. Relative luminance 0.090; OKLCH L 44.0% C 0.071 H 189.6°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#105F5B
RGB	rgb(16, 95, 91)
HSL	hsl(177, 71%, 22%)
HSV	hsv(177, 83%, 37%)
CMYK	cmyk(83.2%, 0%, 4.2%, 62.7%)
CIE-LAB	lab(36.08, -23.28, -4.24)
CIE-LCH	lch(36.08, 23.66, 190.32°)
OKLab	oklab(44.04% -0.0702 -0.0119)
OKLCH	oklch(44.04% 0.071 189.6)
XYZ	xyz(6.1933, 9.0491, 11.3157)
Luminance	0.0905 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105F5B #5F1014

analogous

#105F34 #105F5B #103C5F

triadic

#105F5B #5B105F #5F5B10

tetradic

#105F5B #34105F #5F1014 #3C5F10

square

#105F5B #34105F #5F1014 #3C5F10

split-complementary

#105F5B #5F103C #5F3410

monochromatic

#041A19 #072B29 #105F5B #19938D #22C8BF

Accessibility & contrast

On white

7.47

#105F5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#105F5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105F5B

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105F5B	#FFFFFF	#000000	##FFFFFF
##105F5B	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59595B

Deuteranopia (green-blind)

#4E525C

Tritanopia (blue-blind)

#00625E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #105f5b;
/* rgb */ color: rgb(16, 95, 91);
/* oklch */ color: oklch(44.0% 0.071 189.6);

Tailwind

colors: {
  custom: {
    50: '#5f8d89',
    500: '#105f5b',
    950: '#000000',
  },
}

SCSS

$custom: #105f5b;
$custom-light: #5f8d89;
$custom-dark: #000000;

JSON

{
  "hex": "#105f5b",
  "rgb": {
    "r": 16,
    "g": 95,
    "b": 91
  },
  "hsl": {
    "h": 176.962,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.44035,
    "c": 0.07124,
    "h": 189.6
  },
  "luminance": 0.0905
}

Semantic roles & 50–950 ramp

primary

#105F5B

secondary

#983338

accent

#3A43EE

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #105F5B

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

Preview Lab → · Contrast checker → · Palette generator →