#17577D#17577D

#17577D is a dark, moderate cyan. Relative luminance 0.085; OKLCH L 43.6% C 0.088 H 240.1°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX#17577D
RGBrgb(23, 87, 125)
HSLhsl(202, 69%, 29%)
HSVhsv(202, 82%, 49%)
CMYKcmyk(81.6%, 30.4%, 0%, 51%)
CIE-LABlab(34.96, -5.56, -27.03)
CIE-LCHlch(34.96, 27.60, 258.38°)
OKLaboklab(43.65% -0.0441 -0.0765)
OKLCHoklch(43.65% 0.088 240.1)
XYZxyz(7.4618, 8.4783, 20.6413)
Luminance0.0848 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17577D #7D3D17
analogous
#177D70 #17577D #17247D
triadic
#17577D #7D1757 #577D17
tetradic
#17577D #70177D #7D3D17 #247D17
square
#17577D #70177D #7D3D17 #247D17
split-complementary
#17577D #7D1724 #7D7017
monochromatic
#05121A #0D3349 #17577D #217BB1 #359CDA

Accessibility & contrast

On white

7.79
#17577D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.70
#17577D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17577D
7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17577D#FFFFFF#000000##FFFFFF
##17577D1.007.792.707.79
#FFFFFF7.791.0021.001.00
#0000002.7021.001.0021.00
##FFFFFF7.791.0021.001.00

Color blindness preview

Protanopia (red-blind)
#45577F
Deuteranopia (green-blind)
#374E7C
Tritanopia (blue-blind)
#006164
Achromatopsia (no color)
#525252

Design tokens & code

CSS
--color: #17577d;
/* rgb */ color: rgb(23, 87, 125);
/* oklch */ color: oklch(43.6% 0.088 240.1);
Tailwind
colors: {
  custom: {
    50: '#6686a3',
    500: '#17577d',
    950: '#000000',
  },
}
SCSS
$custom: #17577d;
$custom-light: #6686a3;
$custom-dark: #000000;
JSON
{
  "hex": "#17577d",
  "rgb": {
    "r": 23,
    "g": 87,
    "b": 125
  },
  "hsl": {
    "h": 202.353,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.43646,
    "c": 0.08831,
    "h": 240.1
  },
  "luminance": 0.08479
}

Semantic roles & 50–950 ramp

primary
#17577D
secondary
#B2693E
accent
#7E3CEC
background
#F6F8FA
surface
#EBEFF3
border
#C6CACD
text
#070B0F
muted
#7A7C7F

Preview Lab

Preview with #17577D

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

Preview Lab → · Contrast checker → · Palette generator →

#17577D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva