#105B58#105B58

#105B58 is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.8% C 0.069 H 190.8°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#105B58
RGB	rgb(16, 91, 88)
HSL	hsl(178, 70%, 21%)
HSV	hsv(178, 82%, 36%)
CMYK	cmyk(82.4%, 0%, 3.3%, 64.3%)
CIE-LAB	lab(34.59, -22.18, -4.58)
CIE-LCH	lch(34.59, 22.65, 191.66°)
OKLab	oklab(42.79% -0.0673 -0.0128)
OKLCH	oklch(42.79% 0.069 190.8)
XYZ	xyz(5.7154, 8.2962, 10.5307)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#105B58 #5B1013

analogous

#105B32 #105B58 #10385B

triadic

#105B58 #58105B #5B5810

tetradic

#105B58 #32105B #5B1013 #385B10

square

#105B58 #32105B #5B1013 #385B10

split-complementary

#105B58 #5B1038 #5B3210

monochromatic

#051A19 #072726 #105B58 #198F8A #22C3BD

Accessibility & contrast

On white

7.90

#105B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#105B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #105B58

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##105B58	#FFFFFF	#000000	##FFFFFF
##105B58	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555658

Deuteranopia (green-blind)

#4B4E59

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #105b58;
/* rgb */ color: rgb(16, 91, 88);
/* oklch */ color: oklch(42.8% 0.069 190.8);

Tailwind

colors: {
  custom: {
    50: '#5e8a87',
    500: '#105b58',
    950: '#000000',
  },
}

SCSS

$custom: #105b58;
$custom-light: #5e8a87;
$custom-dark: #000000;

JSON

{
  "hex": "#105b58",
  "rgb": {
    "r": 16,
    "g": 91,
    "b": 88
  },
  "hsl": {
    "h": 177.6,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.42791,
    "c": 0.06854,
    "h": 190.8
  },
  "luminance": 0.08297
}

Semantic roles & 50–950 ramp

primary

#105B58

secondary

#943337

accent

#3B42ED

background

#F5F8F8

surface

#EAF0EF

border

#C6CBCA

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #105B58

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

Preview Lab → · Contrast checker → · Palette generator →