#175757#175757

#175757 is a dark, moderate teal. Relative luminance 0.077; OKLCH L 41.8% C 0.062 H 195.0°. Best body text is #FFFFFF at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#175757
RGB	rgb(23, 87, 87)
HSL	hsl(180, 58%, 22%)
HSV	hsv(180, 74%, 34%)
CMYK	cmyk(73.6%, 0%, 0%, 65.9%)
CIE-LAB	lab(33.32, -19.41, -5.83)
CIE-LCH	lch(33.32, 20.27, 196.71°)
OKLab	oklab(41.79% -0.0603 -0.0162)
OKLCH	oklch(41.79% 0.062 195)
XYZ	xyz(5.4811, 7.6860, 10.2097)
Luminance	0.0769 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175757 #571717

analogous

#175737 #175757 #173757

triadic

#175757 #571757 #575717

tetradic

#175757 #371757 #571717 #375717

square

#175757 #371757 #571717 #375717

split-complementary

#175757 #571737 #573717

monochromatic

#061818 #0A2727 #175757 #248787 #31B8B8

Accessibility & contrast

On white

8.28

#175757 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#175757 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175757

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175757	#FFFFFF	#000000	##FFFFFF
##175757	1.00	8.28	2.54	8.28
#FFFFFF	8.28	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515257

Deuteranopia (green-blind)

#474B57

Tritanopia (blue-blind)

#005A57

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #175757;
/* rgb */ color: rgb(23, 87, 87);
/* oklch */ color: oklch(41.8% 0.062 195.0);

Tailwind

colors: {
  custom: {
    50: '#5f8686',
    500: '#175757',
    950: '#000000',
  },
}

SCSS

$custom: #175757;
$custom-light: #5f8686;
$custom-dark: #000000;

JSON

{
  "hex": "#175757",
  "rgb": {
    "r": 23,
    "g": 87,
    "b": 87
  },
  "hsl": {
    "h": 180,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.4179,
    "c": 0.06243,
    "h": 195
  },
  "luminance": 0.07687
}

Semantic roles & 50–950 ramp

primary

#175757

secondary

#8E3C3C

accent

#4646E1

background

#F5F8F8

surface

#EAEFEF

border

#C6CACA

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #175757

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

Preview Lab → · Contrast checker → · Palette generator →