#155C5D#155C5D

#155C5D is a dark, moderate teal. Relative luminance 0.086; OKLCH L 43.4% C 0.067 H 196.4°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#155C5D
RGB	rgb(21, 92, 93)
HSL	hsl(181, 63%, 22%)
HSV	hsv(181, 77%, 36%)
CMYK	cmyk(77.4%, 1.1%, 0%, 63.5%)
CIE-LAB	lab(35.21, -20.42, -6.77)
CIE-LCH	lch(35.21, 21.51, 198.35°)
OKLab	oklab(43.38% -0.064 -0.0188)
OKLCH	oklch(43.38% 0.067 196.4)
XYZ	xyz(6.1113, 8.6033, 11.6923)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C5D #5D1615

analogous

#155D3A #155C5D #15385D

triadic

#155C5D #5D155C #5C5D15

tetradic

#155C5D #3A155D #5D1615 #385D15

square

#155C5D #3A155D #5D1615 #385D15

split-complementary

#155C5D #5D1538 #5D3A15

monochromatic

#061919 #0A2B2B #155C5D #208D8F #2CBFC1

Accessibility & contrast

On white

7.72

#155C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#155C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C5D

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C5D	#FFFFFF	#000000	##FFFFFF
##155C5D	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55575D

Deuteranopia (green-blind)

#4B505D

Tritanopia (blue-blind)

#005F5C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155c5d;
/* rgb */ color: rgb(21, 92, 93);
/* oklch */ color: oklch(43.4% 0.067 196.4);

Tailwind

colors: {
  custom: {
    50: '#608a8a',
    500: '#155c5d',
    950: '#000000',
  },
}

SCSS

$custom: #155c5d;
$custom-light: #608a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#155c5d",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 93
  },
  "hsl": {
    "h": 180.833,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43378,
    "c": 0.06666,
    "h": 196.4
  },
  "luminance": 0.08604
}

Semantic roles & 50–950 ramp

primary

#155C5D

secondary

#943B39

accent

#4442E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155C5D

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

Preview Lab → · Contrast checker → · Palette generator →