#17403C#17403C

#17403C is a dark, muted teal. Relative luminance 0.042; OKLCH L 34.1% C 0.046 H 186.6°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#17403C
RGB	rgb(23, 64, 60)
HSL	hsl(174, 47%, 17%)
HSV	hsv(174, 64%, 25%)
CMYK	cmyk(64.1%, 0%, 6.2%, 74.9%)
CIE-LAB	lab(24.24, -15.40, -1.86)
CIE-LCH	lch(24.24, 15.52, 186.89°)
OKLab	oklab(34.12% -0.0459 -0.0053)
OKLCH	oklch(34.12% 0.046 186.6)
XYZ	xyz(3.0020, 4.1749, 4.9217)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17403C #40171B

analogous

#174028 #17403C #173040

triadic

#17403C #3C1740 #403C17

tetradic

#17403C #281740 #40171B #304017

square

#17403C #281740 #40171B #304017

split-complementary

#17403C #401730 #402817

monochromatic

#081715 #081715 #17403C #276D66 #379A90

Accessibility & contrast

On white

11.44

#17403C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#17403C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17403C

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17403C	#FFFFFF	#000000	##FFFFFF
##17403C	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3C3C

Deuteranopia (green-blind)

#36383C

Tritanopia (blue-blind)

#00423F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #17403c;
/* rgb */ color: rgb(23, 64, 60);
/* oklch */ color: oklch(34.1% 0.046 186.6);

Tailwind

colors: {
  custom: {
    50: '#597571',
    500: '#17403c',
    950: '#000000',
  },
}

SCSS

$custom: #17403c;
$custom-light: #597571;
$custom-dark: #000000;

JSON

{
  "hex": "#17403c",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 60
  },
  "hsl": {
    "h": 174.146,
    "s": 47.126,
    "l": 17.059
  },
  "oklch": {
    "l": 0.34122,
    "c": 0.04619,
    "h": 186.6
  },
  "luminance": 0.04175
}

Semantic roles & 50–950 ramp

primary

#17403C

secondary

#773C42

accent

#515ED7

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#040807

muted

#797B7A

Preview Lab

Preview with #17403C

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

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