#155F66#155F66

#155F66 is a dark, moderate teal. Relative luminance 0.093; OKLCH L 44.6% C 0.069 H 204.5°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#155F66
RGB	rgb(21, 95, 102)
HSL	hsl(185, 66%, 24%)
HSV	hsv(185, 79%, 40%)
CMYK	cmyk(79.4%, 6.9%, 0%, 60%)
CIE-LAB	lab(36.56, -19.00, -10.34)
CIE-LCH	lch(36.56, 21.63, 208.55°)
OKLab	oklab(44.58% -0.0629 -0.0287)
OKLCH	oklch(44.58% 0.069 204.5)
XYZ	xyz(6.7987, 9.3023, 14.0050)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155F66 #661C15

analogous

#156645 #155F66 #153766

triadic

#155F66 #66155F #5F6615

tetradic

#155F66 #451566 #661C15 #376615

square

#155F66 #451566 #661C15 #376615

split-complementary

#155F66 #661537 #664515

monochromatic

#051819 #0B3033 #155F66 #1F8E99 #2ABECC

Accessibility & contrast

On white

7.34

#155F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#155F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155F66

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155F66	#FFFFFF	#000000	##FFFFFF
##155F66	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575B66

Deuteranopia (green-blind)

#4B5266

Tritanopia (blue-blind)

#006361

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #155f66;
/* rgb */ color: rgb(21, 95, 102);
/* oklch */ color: oklch(44.6% 0.069 204.5);

Tailwind

colors: {
  custom: {
    50: '#628c91',
    500: '#155f66',
    950: '#000000',
  },
}

SCSS

$custom: #155f66;
$custom-light: #628c91;
$custom-dark: #000000;

JSON

{
  "hex": "#155f66",
  "rgb": {
    "r": 21,
    "g": 95,
    "b": 102
  },
  "hsl": {
    "h": 185.185,
    "s": 65.854,
    "l": 24.118
  },
  "oklch": {
    "l": 0.44581,
    "c": 0.06918,
    "h": 204.5
  },
  "luminance": 0.09303
}

Semantic roles & 50–950 ramp

primary

#155F66

secondary

#9D423A

accent

#4E3FE9

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #155F66

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

Preview Lab → · Contrast checker → · Palette generator →