#17404C#17404C

#17404C is a dark, muted cyan. Relative luminance 0.044; OKLCH L 34.8% C 0.050 H 220.2°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#17404C
RGB	rgb(23, 64, 76)
HSL	hsl(194, 54%, 19%)
HSV	hsv(194, 70%, 30%)
CMYK	cmyk(69.7%, 15.8%, 0%, 70.2%)
CIE-LAB	lab(24.86, -9.92, -11.52)
CIE-LCH	lch(24.86, 15.20, 229.26°)
OKLab	oklab(34.83% -0.0379 -0.0321)
OKLCH	oklch(34.83% 0.05 220.2)
XYZ	xyz(3.4907, 4.3704, 7.4957)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17404C #4C2317

analogous

#174C3E #17404C #17264C

triadic

#17404C #4C1740 #404C17

tetradic

#17404C #3E174C #4C2317 #264C17

square

#17404C #3E174C #4C2317 #264C17

split-complementary

#17404C #4C1726 #4C3E17

monochromatic

#071417 #09181D #17404C #25687B #338FAA

Accessibility & contrast

On white

11.20

#17404C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#17404C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17404C

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17404C	#FFFFFF	#000000	##FFFFFF
##17404C	1.00	11.20	1.87	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393E4D

Deuteranopia (green-blind)

#31394C

Tritanopia (blue-blind)

#004444

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #17404c;
/* rgb */ color: rgb(23, 64, 76);
/* oklch */ color: oklch(34.8% 0.050 220.2);

Tailwind

colors: {
  custom: {
    50: '#5b747e',
    500: '#17404c',
    950: '#000000',
  },
}

SCSS

$custom: #17404c;
$custom-light: #5b747e;
$custom-dark: #000000;

JSON

{
  "hex": "#17404c",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 76
  },
  "hsl": {
    "h": 193.585,
    "s": 53.535,
    "l": 19.412
  },
  "oklch": {
    "l": 0.34826,
    "c": 0.04964,
    "h": 220.2
  },
  "luminance": 0.04371
}

Semantic roles & 50–950 ramp

primary

#17404C

secondary

#834C3C

accent

#6C4BDD

background

#F5F7F7

surface

#E9EDEE

border

#C5C8C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #17404C

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

Preview Lab → · Contrast checker → · Palette generator →