#17404A#17404A

#17404A is a dark, muted cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.048 H 216.5°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#17404A
RGB	rgb(23, 64, 74)
HSL	hsl(192, 53%, 19%)
HSV	hsv(192, 69%, 29%)
CMYK	cmyk(68.9%, 13.5%, 0%, 71%)
CIE-LAB	lab(24.77, -10.65, -10.33)
CIE-LCH	lch(24.77, 14.84, 224.14°)
OKLab	oklab(34.73% -0.0388 -0.0287)
OKLCH	oklch(34.73% 0.048 216.5)
XYZ	xyz(3.4223, 4.3430, 7.1352)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17404A #4A2117

analogous

#174A3B #17404A #17274A

triadic

#17404A #4A1740 #404A17

tetradic

#17404A #3B174A #4A2117 #274A17

square

#17404A #3B174A #4A2117 #274A17

split-complementary

#17404A #4A1727 #4A3B17

monochromatic

#071417 #08181B #17404A #266879 #3491A7

Accessibility & contrast

On white

11.24

#17404A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#17404A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17404A

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17404A	#FFFFFF	#000000	##FFFFFF
##17404A	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393E4B

Deuteranopia (green-blind)

#32384A

Tritanopia (blue-blind)

#004443

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #17404a;
/* rgb */ color: rgb(23, 64, 74);
/* oklch */ color: oklch(34.7% 0.048 216.5);

Tailwind

colors: {
  custom: {
    50: '#5b757c',
    500: '#17404a',
    950: '#000000',
  },
}

SCSS

$custom: #17404a;
$custom-light: #5b757c;
$custom-dark: #000000;

JSON

{
  "hex": "#17404a",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 74
  },
  "hsl": {
    "h": 191.765,
    "s": 52.577,
    "l": 19.02
  },
  "oklch": {
    "l": 0.34729,
    "c": 0.04828,
    "h": 216.5
  },
  "luminance": 0.04343
}

Semantic roles & 50–950 ramp

primary

#17404A

secondary

#81493C

accent

#684CDC

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #17404A

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

Preview Lab → · Contrast checker → · Palette generator →