#17405E#17405E

#17405E is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 35.8% C 0.069 H 243.8°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#17405E
RGB	rgb(23, 64, 94)
HSL	hsl(205, 61%, 23%)
HSV	hsv(205, 76%, 37%)
CMYK	cmyk(75.5%, 31.9%, 0%, 63.1%)
CIE-LAB	lab(25.73, -3.03, -21.94)
CIE-LCH	lch(25.73, 22.14, 262.15°)
OKLab	oklab(35.81% -0.0306 -0.062)
OKLCH	oklch(35.81% 0.069 243.8)
XYZ	xyz(4.2064, 4.6566, 11.2646)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17405E #5E3517

analogous

#175E58 #17405E #171C5E

triadic

#17405E #5E1740 #405E17

tetradic

#17405E #58175E #5E3517 #1C5E17

square

#17405E #58175E #5E3517 #1C5E17

split-complementary

#17405E #5E171C #5E5817

monochromatic

#061119 #0B1F2D #17405E #23618F #2F83C0

Accessibility & contrast

On white

10.87

#17405E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#17405E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17405E

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17405E	#FFFFFF	#000000	##FFFFFF
##17405E	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32415F

Deuteranopia (green-blind)

#293A5D

Tritanopia (blue-blind)

#00474B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #17405e;
/* rgb */ color: rgb(23, 64, 94);
/* oklch */ color: oklch(35.8% 0.069 243.8);

Tailwind

colors: {
  custom: {
    50: '#5e748c',
    500: '#17405e',
    950: '#000000',
  },
}

SCSS

$custom: #17405e;
$custom-light: #5e748c;
$custom-dark: #000000;

JSON

{
  "hex": "#17405e",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 94
  },
  "hsl": {
    "h": 205.352,
    "s": 60.684,
    "l": 22.941
  },
  "oklch": {
    "l": 0.35808,
    "c": 0.06914,
    "h": 243.8
  },
  "luminance": 0.04657
}

Semantic roles & 50–950 ramp

primary

#17405E

secondary

#95623C

accent

#8844E4

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #17405E

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

Preview Lab → · Contrast checker → · Palette generator →