#155D59#155D59

#155D59 is a dark, moderate teal. Relative luminance 0.087; OKLCH L 43.5% C 0.068 H 189.4°. Best body text is #FFFFFF at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#155D59
RGB	rgb(21, 93, 89)
HSL	hsl(177, 63%, 22%)
HSV	hsv(177, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 4.3%, 63.5%)
CIE-LAB	lab(35.42, -22.25, -3.97)
CIE-LCH	lch(35.42, 22.60, 190.10°)
OKLab	oklab(43.5% -0.0671 -0.0111)
OKLCH	oklch(43.5% 0.068 189.4)
XYZ	xyz(6.0259, 8.7087, 10.8126)
Luminance	0.0871 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D59 #5D1519

analogous

#155D35 #155D59 #153D5D

triadic

#155D59 #59155D #5D5915

tetradic

#155D59 #35155D #5D1519 #3D5D15

square

#155D59 #35155D #5D1519 #3D5D15

split-complementary

#155D59 #5D153D #5D3515

monochromatic

#061918 #0A2B29 #155D59 #208F89 #2CC1B9

Accessibility & contrast

On white

7.66

#155D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#155D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D59

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D59	#FFFFFF	#000000	##FFFFFF
##155D59	1.00	7.66	2.74	7.66
#FFFFFF	7.66	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575859

Deuteranopia (green-blind)

#4D505A

Tritanopia (blue-blind)

#00605C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #155d59;
/* rgb */ color: rgb(21, 93, 89);
/* oklch */ color: oklch(43.5% 0.068 189.4);

Tailwind

colors: {
  custom: {
    50: '#608b87',
    500: '#155d59',
    950: '#000000',
  },
}

SCSS

$custom: #155d59;
$custom-light: #608b87;
$custom-dark: #000000;

JSON

{
  "hex": "#155d59",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 89
  },
  "hsl": {
    "h": 176.667,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43502,
    "c": 0.06801,
    "h": 189.4
  },
  "luminance": 0.08709
}

Semantic roles & 50–950 ramp

primary

#155D59

secondary

#94393E

accent

#424BE6

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155D59

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

Preview Lab → · Contrast checker → · Palette generator →