#175F57#175F57

#175F57 is a dark, moderate teal. Relative luminance 0.091; OKLCH L 44.0% C 0.070 H 184.1°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#175F57
RGB	rgb(23, 95, 87)
HSL	hsl(173, 61%, 23%)
HSV	hsv(173, 76%, 37%)
CMYK	cmyk(75.8%, 0%, 8.4%, 62.7%)
CIE-LAB	lab(36.09, -23.62, -1.73)
CIE-LCH	lch(36.09, 23.69, 184.18°)
OKLab	oklab(44.04% -0.0695 -0.005)
OKLCH	oklch(44.04% 0.07 184.1)
XYZ	xyz(6.1650, 9.0540, 10.4377)
Luminance	0.0906 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175F57 #5F171F

analogous

#175F33 #175F57 #17435F

triadic

#175F57 #57175F #5F5717

tetradic

#175F57 #33175F #5F171F #435F17

square

#175F57 #33175F #5F171F #435F17

split-complementary

#175F57 #5F1743 #5F3317

monochromatic

#061917 #0B2E2A #175F57 #239084 #2FC2B1

Accessibility & contrast

On white

7.47

#175F57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#175F57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175F57

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175F57	#FFFFFF	#000000	##FFFFFF
##175F57	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5957

Deuteranopia (green-blind)

#505258

Tritanopia (blue-blind)

#00615C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #175f57;
/* rgb */ color: rgb(23, 95, 87);
/* oklch */ color: oklch(44.0% 0.070 184.1);

Tailwind

colors: {
  custom: {
    50: '#618d86',
    500: '#175f57',
    950: '#000000',
  },
}

SCSS

$custom: #175f57;
$custom-light: #618d86;
$custom-dark: #000000;

JSON

{
  "hex": "#175f57",
  "rgb": {
    "r": 23,
    "g": 95,
    "b": 87
  },
  "hsl": {
    "h": 173.333,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.44039,
    "c": 0.06969,
    "h": 184.1
  },
  "luminance": 0.09055
}

Semantic roles & 50–950 ramp

primary

#175F57

secondary

#963C46

accent

#4455E4

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #175F57

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

Preview Lab → · Contrast checker → · Palette generator →