#17517F#17517F

#17517F is a dark, moderate cyan. Relative luminance 0.076; OKLCH L 42.2% C 0.096 H 247.1°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#17517F
RGB	rgb(23, 81, 127)
HSL	hsl(207, 69%, 29%)
HSV	hsv(207, 82%, 50%)
CMYK	cmyk(81.9%, 36.2%, 0%, 50.2%)
CIE-LAB	lab(33.13, -0.95, -31.15)
CIE-LCH	lch(33.13, 31.16, 268.25°)
OKLab	oklab(42.24% -0.0375 -0.0886)
OKLCH	oklch(42.24% 0.096 247.1)
XYZ	xyz(7.1251, 7.5985, 21.1657)
Luminance	0.0760 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17517F #7F4517

analogous

#177F79 #17517F #171D7F

triadic

#17517F #7F1751 #517F17

tetradic

#17517F #79177F #7F4517 #1D7F17

square

#17517F #79177F #7F4517 #1D7F17

split-complementary

#17517F #7F171D #7F7917

monochromatic

#05111A #0E304B #17517F #2072B3 #3692DB

Accessibility & contrast

On white

8.33

#17517F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#17517F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17517F

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17517F	#FFFFFF	#000000	##FFFFFF
##17517F	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5381

Deuteranopia (green-blind)

#2C4A7E

Tritanopia (blue-blind)

#005C62

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #17517f;
/* rgb */ color: rgb(23, 81, 127);
/* oklch */ color: oklch(42.2% 0.096 247.1);

Tailwind

colors: {
  custom: {
    50: '#6681a4',
    500: '#17517f',
    950: '#000000',
  },
}

SCSS

$custom: #17517f;
$custom-light: #6681a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17517f",
  "rgb": {
    "r": 23,
    "g": 81,
    "b": 127
  },
  "hsl": {
    "h": 206.538,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.42237,
    "c": 0.09624,
    "h": 247.1
  },
  "luminance": 0.07599
}

Semantic roles & 50–950 ramp

primary

#17517F

secondary

#B4723E

accent

#8A3CEC

background

#F6F7FA

surface

#EBEEF4

border

#C6C9CE

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #17517F

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

Preview Lab → · Contrast checker → · Palette generator →