#155D56#155D56

#155D56 is a dark, moderate teal. Relative luminance 0.087; OKLCH L 43.4% C 0.069 H 185.4°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#155D56
RGB	rgb(21, 93, 86)
HSL	hsl(174, 63%, 22%)
HSV	hsv(174, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 7.5%, 63.5%)
CIE-LAB	lab(35.32, -23.20, -2.24)
CIE-LCH	lch(35.32, 23.31, 185.51°)
OKLab	oklab(43.39% -0.0686 -0.0064)
OKLCH	oklch(43.39% 0.069 185.4)
XYZ	xyz(5.9025, 8.6593, 10.1626)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D56 #5D151C

analogous

#155D32 #155D56 #15405D

triadic

#155D56 #56155D #5D5615

tetradic

#155D56 #32155D #5D151C #405D15

square

#155D56 #32155D #5D151C #405D15

split-complementary

#155D56 #5D1540 #5D3215

monochromatic

#061917 #0A2B28 #155D56 #208F84 #2CC1B2

Accessibility & contrast

On white

7.69

#155D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#155D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D56

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D56	#FFFFFF	#000000	##FFFFFF
##155D56	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585756

Deuteranopia (green-blind)

#4E5057

Tritanopia (blue-blind)

#005F5B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155d56;
/* rgb */ color: rgb(21, 93, 86);
/* oklch */ color: oklch(43.4% 0.069 185.4);

Tailwind

colors: {
  custom: {
    50: '#608b85',
    500: '#155d56',
    950: '#000000',
  },
}

SCSS

$custom: #155d56;
$custom-light: #608b85;
$custom-dark: #000000;

JSON

{
  "hex": "#155d56",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 86
  },
  "hsl": {
    "h": 174.167,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43391,
    "c": 0.06893,
    "h": 185.4
  },
  "luminance": 0.0866
}

Semantic roles & 50–950 ramp

primary

#155D56

secondary

#943942

accent

#4252E6

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155D56

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

Preview Lab → · Contrast checker → · Palette generator →