#155759#155759

#155759 is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.8% C 0.063 H 198.0°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#155759
RGB	rgb(21, 87, 89)
HSL	hsl(182, 62%, 22%)
HSV	hsv(182, 76%, 35%)
CMYK	cmyk(76.4%, 2.2%, 0%, 65.1%)
CIE-LAB	lab(33.34, -19.06, -7.06)
CIE-LCH	lch(33.34, 20.32, 200.33°)
OKLab	oklab(41.82% -0.0603 -0.0196)
OKLCH	oklch(41.82% 0.063 198)
XYZ	xyz(5.5198, 7.6964, 10.6439)
Luminance	0.0770 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155759 #591715

analogous

#155939 #155759 #153559

triadic

#155759 #591557 #575915

tetradic

#155759 #391559 #591715 #355915

square

#155759 #391559 #591715 #355915

split-complementary

#155759 #591535 #593915

monochromatic

#061819 #092727 #155759 #21878B #2CB8BC

Accessibility & contrast

On white

8.27

#155759 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#155759 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155759

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155759	#FFFFFF	#000000	##FFFFFF
##155759	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505359

Deuteranopia (green-blind)

#464B59

Tritanopia (blue-blind)

#005A57

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #155759;
/* rgb */ color: rgb(21, 87, 89);
/* oklch */ color: oklch(41.8% 0.063 198.0);

Tailwind

colors: {
  custom: {
    50: '#5f8687',
    500: '#155759',
    950: '#000000',
  },
}

SCSS

$custom: #155759;
$custom-light: #5f8687;
$custom-dark: #000000;

JSON

{
  "hex": "#155759",
  "rgb": {
    "r": 21,
    "g": 87,
    "b": 89
  },
  "hsl": {
    "h": 181.765,
    "s": 61.818,
    "l": 21.569
  },
  "oklch": {
    "l": 0.41818,
    "c": 0.06337,
    "h": 198
  },
  "luminance": 0.07697
}

Semantic roles & 50–950 ramp

primary

#155759

secondary

#913C39

accent

#4843E5

background

#F5F8F8

surface

#EAEFEF

border

#C6CACA

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #155759

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

Preview Lab → · Contrast checker → · Palette generator →