#17536D#17536D

#17536D is a dark, moderate cyan. Relative luminance 0.075; OKLCH L 41.7% C 0.073 H 231.3°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#17536D
RGB	rgb(23, 83, 109)
HSL	hsl(198, 65%, 26%)
HSV	hsv(198, 79%, 43%)
CMYK	cmyk(78.9%, 23.9%, 0%, 57.3%)
CIE-LAB	lab(32.86, -9.26, -20.37)
CIE-LCH	lch(32.86, 22.38, 245.56°)
OKLab	oklab(41.72% -0.0458 -0.0573)
OKLCH	oklch(41.72% 0.073 231.3)
XYZ	xyz(6.2058, 7.4721, 15.5802)
Luminance	0.0747 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17536D #6D3117

analogous

#176D5C #17536D #17286D

triadic

#17536D #6D1753 #536D17

tetradic

#17536D #5C176D #6D3117 #286D17

square

#17536D #5C176D #6D3117 #286D17

split-complementary

#17536D #6D1728 #6D5C17

monochromatic

#051319 #0C2D3A #17536D #2279A0 #2CA0D2

Accessibility & contrast

On white

8.42

#17536D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#17536D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17536D

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17536D	#FFFFFF	#000000	##FFFFFF
##17536D	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46526E

Deuteranopia (green-blind)

#3A4A6D

Tritanopia (blue-blind)

#005A5C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #17536d;
/* rgb */ color: rgb(23, 83, 109);
/* oklch */ color: oklch(41.7% 0.073 231.3);

Tailwind

colors: {
  custom: {
    50: '#628397',
    500: '#17536d',
    950: '#000000',
  },
}

SCSS

$custom: #17536d;
$custom-light: #628397;
$custom-dark: #000000;

JSON

{
  "hex": "#17536d",
  "rgb": {
    "r": 23,
    "g": 83,
    "b": 109
  },
  "hsl": {
    "h": 198.14,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.41716,
    "c": 0.07337,
    "h": 231.3
  },
  "luminance": 0.07473
}

Semantic roles & 50–950 ramp

primary

#17536D

secondary

#A35C3D

accent

#7340E8

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #17536D

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

Preview Lab → · Contrast checker → · Palette generator →