#105B59#105B59

#105B59 is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.8% C 0.068 H 192.1°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#105B59
RGB	rgb(16, 91, 89)
HSL	hsl(178, 70%, 21%)
HSV	hsv(178, 82%, 36%)
CMYK	cmyk(82.4%, 0%, 2.2%, 64.3%)
CIE-LAB	lab(34.63, -21.85, -5.15)
CIE-LCH	lch(34.63, 22.45, 193.26°)
OKLab	oklab(42.83% -0.0668 -0.0144)
OKLCH	oklch(42.83% 0.068 192.1)
XYZ	xyz(5.7571, 8.3129, 10.7504)
Luminance	0.0831 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105B59 #5B1012

analogous

#105B33 #105B59 #10375B

triadic

#105B59 #59105B #5B5910

tetradic

#105B59 #33105B #5B1012 #375B10

square

#105B59 #33105B #5B1012 #375B10

split-complementary

#105B59 #5B1037 #5B3310

monochromatic

#051A19 #072726 #105B59 #198F8C #22C3BF

Accessibility & contrast

On white

7.89

#105B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#105B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105B59

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105B59	#FFFFFF	#000000	##FFFFFF
##105B59	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555659

Deuteranopia (green-blind)

#4A4E5A

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #105b59;
/* rgb */ color: rgb(16, 91, 89);
/* oklch */ color: oklch(42.8% 0.068 192.1);

Tailwind

colors: {
  custom: {
    50: '#5e8a87',
    500: '#105b59',
    950: '#000000',
  },
}

SCSS

$custom: #105b59;
$custom-light: #5e8a87;
$custom-dark: #000000;

JSON

{
  "hex": "#105b59",
  "rgb": {
    "r": 16,
    "g": 91,
    "b": 89
  },
  "hsl": {
    "h": 178.4,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.4283,
    "c": 0.06836,
    "h": 192.1
  },
  "luminance": 0.08314
}

Semantic roles & 50–950 ramp

primary

#105B59

secondary

#943335

accent

#3B40ED

background

#F5F8F8

surface

#EAF0EF

border

#C6CBCA

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #105B59

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

Preview Lab → · Contrast checker → · Palette generator →