#17657F#17657F

#17657F is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.4% C 0.082 H 225.7°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#17657F
RGB	rgb(23, 101, 127)
HSL	hsl(195, 69%, 29%)
HSV	hsv(195, 82%, 50%)
CMYK	cmyk(81.9%, 20.5%, 0%, 50.2%)
CIE-LAB	lab(39.62, -13.22, -21.00)
CIE-LCH	lch(39.62, 24.81, 237.82°)
OKLab	oklab(47.39% -0.0575 -0.0589)
OKLCH	oklch(47.39% 0.082 225.7)
XYZ	xyz(8.8362, 11.0207, 21.7361)
Luminance	0.1102 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17657F #7F3117

analogous

#177F65 #17657F #17317F

triadic

#17657F #7F1765 #657F17

tetradic

#17657F #65177F #7F3117 #317F17

square

#17657F #65177F #7F3117 #317F17

split-complementary

#17657F #7F1731 #7F6517

monochromatic

#05151A #0E3C4B #17657F #208EB3 #36B1DB

Accessibility & contrast

On white

6.55

#17657F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#17657F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17657F

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17657F	#FFFFFF	#000000	##FFFFFF
##17657F	1.00	6.55	3.20	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#576380

Deuteranopia (green-blind)

#49597F

Tritanopia (blue-blind)

#006D6E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #17657f;
/* rgb */ color: rgb(23, 101, 127);
/* oklch */ color: oklch(47.4% 0.082 225.7);

Tailwind

colors: {
  custom: {
    50: '#6791a4',
    500: '#17657f',
    950: '#000000',
  },
}

SCSS

$custom: #17657f;
$custom-light: #6791a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17657f",
  "rgb": {
    "r": 23,
    "g": 101,
    "b": 127
  },
  "hsl": {
    "h": 195,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.4739,
    "c": 0.08236,
    "h": 225.7
  },
  "luminance": 0.11022
}

Semantic roles & 50–950 ramp

primary

#17657F

secondary

#B45C3E

accent

#683CEC

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #17657F

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

Preview Lab → · Contrast checker → · Palette generator →