#17586D#17586D

#17586D is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.1% C 0.071 H 224.2°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#17586D
RGB	rgb(23, 88, 109)
HSL	hsl(195, 65%, 26%)
HSV	hsv(195, 79%, 43%)
CMYK	cmyk(78.9%, 19.3%, 0%, 57.3%)
CIE-LAB	lab(34.53, -12.26, -17.79)
CIE-LCH	lch(34.53, 21.60, 235.42°)
OKLab	oklab(43.05% -0.0512 -0.0498)
OKLCH	oklch(43.05% 0.071 224.2)
XYZ	xyz(6.6022, 8.2649, 15.7124)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17586D #6D2C17

analogous

#176D57 #17586D #172D6D

triadic

#17586D #6D1758 #586D17

tetradic

#17586D #57176D #6D2C17 #2D6D17

square

#17586D #57176D #6D2C17 #2D6D17

split-complementary

#17586D #6D172D #6D5717

monochromatic

#051419 #0C2F3A #17586D #2281A0 #2CAAD2

Accessibility & contrast

On white

7.91

#17586D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#17586D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17586D

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17586D	#FFFFFF	#000000	##FFFFFF
##17586D	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C566E

Deuteranopia (green-blind)

#414E6D

Tritanopia (blue-blind)

#005E5F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #17586d;
/* rgb */ color: rgb(23, 88, 109);
/* oklch */ color: oklch(43.1% 0.071 224.2);

Tailwind

colors: {
  custom: {
    50: '#638797',
    500: '#17586d',
    950: '#000000',
  },
}

SCSS

$custom: #17586d;
$custom-light: #638797;
$custom-dark: #000000;

JSON

{
  "hex": "#17586d",
  "rgb": {
    "r": 23,
    "g": 88,
    "b": 109
  },
  "hsl": {
    "h": 194.651,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.43052,
    "c": 0.07147,
    "h": 224.2
  },
  "luminance": 0.08266
}

Semantic roles & 50–950 ramp

primary

#17586D

secondary

#A3563D

accent

#6940E8

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #17586D

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

Preview Lab → · Contrast checker → · Palette generator →