#175A64#175A64

#175A64 is a dark, moderate teal. Relative luminance 0.084; OKLCH L 43.2% C 0.066 H 209.6°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#175A64
RGB	rgb(23, 90, 100)
HSL	hsl(188, 63%, 24%)
HSV	hsv(188, 77%, 39%)
CMYK	cmyk(77%, 10%, 0%, 60.8%)
CIE-LAB	lab(34.83, -16.65, -11.71)
CIE-LCH	lch(34.83, 20.36, 215.12°)
OKLab	oklab(43.17% -0.0574 -0.0326)
OKLCH	oklch(43.17% 0.066 209.6)
XYZ	xyz(6.3088, 8.4138, 13.3457)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A64 #642117

analogous

#176448 #175A64 #173464

triadic

#175A64 #64175A #5A6417

tetradic

#175A64 #481764 #642117 #346417

square

#175A64 #481764 #642117 #346417

split-complementary

#175A64 #641734 #644817

monochromatic

#061619 #0C2D32 #175A64 #228796 #2EB4C8

Accessibility & contrast

On white

7.83

#175A64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#175A64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A64

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A64	#FFFFFF	#000000	##FFFFFF
##175A64	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515665

Deuteranopia (green-blind)

#464F64

Tritanopia (blue-blind)

#005F5D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #175a64;
/* rgb */ color: rgb(23, 90, 100);
/* oklch */ color: oklch(43.2% 0.066 209.6);

Tailwind

colors: {
  custom: {
    50: '#618990',
    500: '#175a64',
    950: '#000000',
  },
}

SCSS

$custom: #175a64;
$custom-light: #618990;
$custom-dark: #000000;

JSON

{
  "hex": "#175a64",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 100
  },
  "hsl": {
    "h": 187.792,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.43171,
    "c": 0.06603,
    "h": 209.6
  },
  "luminance": 0.08415
}

Semantic roles & 50–950 ramp

primary

#175A64

secondary

#9A493C

accent

#5742E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #175A64

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

Preview Lab → · Contrast checker → · Palette generator →