#17517C#17517C

#17517C is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 42.1% C 0.092 H 245.4°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#17517C
RGB	rgb(23, 81, 124)
HSL	hsl(206, 69%, 29%)
HSV	hsv(206, 81%, 49%)
CMYK	cmyk(81.5%, 34.7%, 0%, 51.4%)
CIE-LAB	lab(32.97, -2.15, -29.55)
CIE-LCH	lch(32.97, 29.63, 265.84°)
OKLab	oklab(42.05% -0.0384 -0.084)
OKLCH	oklch(42.05% 0.092 245.4)
XYZ	xyz(6.9325, 7.5214, 20.1513)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17517C #7C4217

analogous

#177C75 #17517C #171F7C

triadic

#17517C #7C1751 #517C17

tetradic

#17517C #75177C #7C4217 #1F7C17

square

#17517C #75177C #7C4217 #1F7C17

split-complementary

#17517C #7C171F #7C7517

monochromatic

#05111A #0D2F48 #17517C #2173B0 #3493D9

Accessibility & contrast

On white

8.39

#17517C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#17517C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17517C

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17517C	#FFFFFF	#000000	##FFFFFF
##17517C	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D537E

Deuteranopia (green-blind)

#2F497B

Tritanopia (blue-blind)

#005B60

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #17517c;
/* rgb */ color: rgb(23, 81, 124);
/* oklch */ color: oklch(42.1% 0.092 245.4);

Tailwind

colors: {
  custom: {
    50: '#6581a2',
    500: '#17517c',
    950: '#000000',
  },
}

SCSS

$custom: #17517c;
$custom-light: #6581a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17517c",
  "rgb": {
    "r": 23,
    "g": 81,
    "b": 124
  },
  "hsl": {
    "h": 205.545,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.42052,
    "c": 0.09235,
    "h": 245.4
  },
  "luminance": 0.07522
}

Semantic roles & 50–950 ramp

primary

#17517C

secondary

#B16F3E

accent

#873CEC

background

#F6F7FA

surface

#EBEEF3

border

#C6C9CD

text

#060A0F

muted

#7A7C7F

Preview Lab

Preview with #17517C

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

Preview Lab → · Contrast checker → · Palette generator →