#17384A#17384A

#17384A is a dark, muted cyan. Relative luminance 0.035; OKLCH L 32.5% C 0.050 H 235.1°. Best body text is #FFFFFF at 12.35:1 contrast (WCAG AA passes).

Color values

HEX	#17384A
RGB	rgb(23, 56, 74)
HSL	hsl(201, 53%, 19%)
HSV	hsv(201, 69%, 29%)
CMYK	cmyk(68.9%, 24.3%, 0%, 71%)
CIE-LAB	lab(21.96, -5.56, -14.65)
CIE-LCH	lch(21.96, 15.67, 249.24°)
OKLab	oklab(32.48% -0.0286 -0.041)
OKLCH	oklch(32.48% 0.05 235.1)
XYZ	xyz(3.0031, 3.5046, 6.9954)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17384A #4A2917

analogous

#174A43 #17384A #171F4A

triadic

#17384A #4A1738 #384A17

tetradic

#17384A #43174A #4A2917 #1F4A17

square

#17384A #43174A #4A2917 #1F4A17

split-complementary

#17384A #4A171F #4A4317

monochromatic

#071217 #08151B #17384A #265B79 #347FA7

Accessibility & contrast

On white

12.35

#17384A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#17384A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17384A

12.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17384A	#FFFFFF	#000000	##FFFFFF
##17384A	1.00	12.35	1.70	12.35
#FFFFFF	12.35	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F374B

Deuteranopia (green-blind)

#28324A

Tritanopia (blue-blind)

#003D3E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #17384a;
/* rgb */ color: rgb(23, 56, 74);
/* oklch */ color: oklch(32.5% 0.050 235.1);

Tailwind

colors: {
  custom: {
    50: '#5a6e7c',
    500: '#17384a',
    950: '#000000',
  },
}

SCSS

$custom: #17384a;
$custom-light: #5a6e7c;
$custom-dark: #000000;

JSON

{
  "hex": "#17384a",
  "rgb": {
    "r": 23,
    "g": 56,
    "b": 74
  },
  "hsl": {
    "h": 201.176,
    "s": 52.577,
    "l": 19.02
  },
  "oklch": {
    "l": 0.32482,
    "c": 0.05005,
    "h": 235.1
  },
  "luminance": 0.03505
}

Semantic roles & 50–950 ramp

primary

#17384A

secondary

#81543C

accent

#7F4CDC

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040709

muted

#797A7B

Preview Lab

Preview with #17384A

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

Preview Lab → · Contrast checker → · Palette generator →