#17818D#17818D

#17818D is a mid, moderate teal. Relative luminance 0.178; OKLCH L 55.3% C 0.090 H 206.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#17818D
RGB	rgb(23, 129, 141)
HSL	hsl(186, 72%, 32%)
HSV	hsv(186, 84%, 55%)
CMYK	cmyk(83.7%, 8.5%, 0%, 44.7%)
CIE-LAB	lab(49.26, -23.61, -14.59)
CIE-LCH	lch(49.26, 27.75, 211.71°)
OKLab	oklab(55.34% -0.08 -0.0406)
OKLCH	oklch(55.34% 0.09 206.9)
XYZ	xyz(13.0092, 17.8041, 27.9450)
Luminance	0.1781 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17818D #8D2317

analogous

#178D5E #17818D #17468D

triadic

#17818D #8D1781 #818D17

tetradic

#17818D #5E178D #8D2317 #468D17

square

#17818D #5E178D #8D2317 #468D17

split-complementary

#17818D #8D1746 #8D5E17

monochromatic

#062124 #0E5158 #17818D #20B1C2 #3FCFE0

Accessibility & contrast

On white

4.60

#17818D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#17818D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #17818D

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17818D	#FFFFFF	#000000	##FFFFFF
##17818D	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757C8E

Deuteranopia (green-blind)

#65708D

Tritanopia (blue-blind)

#008785

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #17818d;
/* rgb */ color: rgb(23, 129, 141);
/* oklch */ color: oklch(55.3% 0.090 206.9);

Tailwind

colors: {
  custom: {
    50: '#6ca6ae',
    500: '#17818d',
    950: '#000000',
  },
}

SCSS

$custom: #17818d;
$custom-light: #6ca6ae;
$custom-dark: #000000;

JSON

{
  "hex": "#17818d",
  "rgb": {
    "r": 23,
    "g": 129,
    "b": 141
  },
  "hsl": {
    "h": 186.102,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.55343,
    "c": 0.08971,
    "h": 206.9
  },
  "luminance": 0.17806
}

Semantic roles & 50–950 ramp

primary

#17818D

secondary

#C04D40

accent

#4C39EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #17818D

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

Preview Lab → · Contrast checker → · Palette generator →