#17445F#17445F

#17445F is a dark, moderate cyan. Relative luminance 0.051; OKLCH L 36.9% C 0.067 H 238.9°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#17445F
RGB	rgb(23, 68, 95)
HSL	hsl(203, 61%, 23%)
HSV	hsv(203, 76%, 37%)
CMYK	cmyk(75.8%, 28.4%, 0%, 62.7%)
CIE-LAB	lab(27.14, -5.25, -20.39)
CIE-LCH	lch(27.14, 21.05, 255.57°)
OKLab	oklab(36.94% -0.0347 -0.0575)
OKLCH	oklch(36.94% 0.067 238.9)
XYZ	xyz(4.4852, 5.1421, 11.5804)
Luminance	0.0514 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17445F #5F3217

analogous

#175F56 #17445F #17205F

triadic

#17445F #5F1744 #445F17

tetradic

#17445F #56175F #5F3217 #205F17

square

#17445F #56175F #5F3217 #205F17

split-complementary

#17445F #5F1720 #5F5617

monochromatic

#061219 #0B212E #17445F #236790 #2F8BC2

Accessibility & contrast

On white

10.35

#17445F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#17445F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17445F

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17445F	#FFFFFF	#000000	##FFFFFF
##17445F	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374460

Deuteranopia (green-blind)

#2E3D5F

Tritanopia (blue-blind)

#004B4D

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #17445f;
/* rgb */ color: rgb(23, 68, 95);
/* oklch */ color: oklch(36.9% 0.067 238.9);

Tailwind

colors: {
  custom: {
    50: '#5f778c',
    500: '#17445f',
    950: '#000000',
  },
}

SCSS

$custom: #17445f;
$custom-light: #5f778c;
$custom-dark: #000000;

JSON

{
  "hex": "#17445f",
  "rgb": {
    "r": 23,
    "g": 68,
    "b": 95
  },
  "hsl": {
    "h": 202.5,
    "s": 61.017,
    "l": 23.137
  },
  "oklch": {
    "l": 0.36936,
    "c": 0.06716,
    "h": 238.9
  },
  "luminance": 0.05143
}

Semantic roles & 50–950 ramp

primary

#17445F

secondary

#965E3C

accent

#8044E4

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #17445F

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

Preview Lab → · Contrast checker → · Palette generator →