#17657C#17657C

#17657C is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.2% C 0.080 H 222.8°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#17657C
RGB	rgb(23, 101, 124)
HSL	hsl(194, 69%, 29%)
HSV	hsv(194, 81%, 49%)
CMYK	cmyk(81.5%, 18.5%, 0%, 51.4%)
CIE-LAB	lab(39.49, -14.31, -19.38)
CIE-LCH	lch(39.49, 24.09, 233.55°)
OKLab	oklab(47.24% -0.0587 -0.0543)
OKLCH	oklch(47.24% 0.08 222.8)
XYZ	xyz(8.6436, 10.9437, 20.7217)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17657C #7C2E17

analogous

#177C61 #17657C #17337C

triadic

#17657C #7C1765 #657C17

tetradic

#17657C #61177C #7C2E17 #337C17

square

#17657C #61177C #7C2E17 #337C17

split-complementary

#17657C #7C1733 #7C6117

monochromatic

#05151A #0D3B48 #17657C #218FB0 #34B4D9

Accessibility & contrast

On white

6.59

#17657C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#17657C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17657C

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17657C	#FFFFFF	#000000	##FFFFFF
##17657C	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58627D

Deuteranopia (green-blind)

#4A597C

Tritanopia (blue-blind)

#006C6C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #17657c;
/* rgb */ color: rgb(23, 101, 124);
/* oklch */ color: oklch(47.2% 0.080 222.8);

Tailwind

colors: {
  custom: {
    50: '#6691a2',
    500: '#17657c',
    950: '#000000',
  },
}

SCSS

$custom: #17657c;
$custom-light: #6691a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17657c",
  "rgb": {
    "r": 23,
    "g": 101,
    "b": 124
  },
  "hsl": {
    "h": 193.663,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.47243,
    "c": 0.07999,
    "h": 222.8
  },
  "luminance": 0.10945
}

Semantic roles & 50–950 ramp

primary

#17657C

secondary

#B1583E

accent

#643CEC

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #17657C

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

Preview Lab → · Contrast checker → · Palette generator →