#175D6B#175D6B

#175D6B is a dark, moderate cyan. Relative luminance 0.091; OKLCH L 44.3% C 0.070 H 214.3°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#175D6B
RGB	rgb(23, 93, 107)
HSL	hsl(190, 65%, 25%)
HSV	hsv(190, 79%, 42%)
CMYK	cmyk(78.5%, 13.1%, 0%, 58%)
CIE-LAB	lab(36.12, -15.88, -14.10)
CIE-LCH	lch(36.12, 21.23, 221.60°)
OKLab	oklab(44.3% -0.0576 -0.0393)
OKLCH	oklch(44.3% 0.07 214.3)
XYZ	xyz(6.9204, 9.0716, 15.2933)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175D6B #6B2517

analogous

#176B4F #175D6B #17336B

triadic

#175D6B #6B175D #5D6B17

tetradic

#175D6B #4F176B #6B2517 #336B17

square

#175D6B #4F176B #6B2517 #336B17

split-complementary

#175D6B #6B1733 #6B4F17

monochromatic

#051619 #0C3139 #175D6B #22899D #2DB5D0

Accessibility & contrast

On white

7.46

#175D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#175D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175D6B

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175D6B	#FFFFFF	#000000	##FFFFFF
##175D6B	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535A6C

Deuteranopia (green-blind)

#47516B

Tritanopia (blue-blind)

#006261

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #175d6b;
/* rgb */ color: rgb(23, 93, 107);
/* oklch */ color: oklch(44.3% 0.070 214.3);

Tailwind

colors: {
  custom: {
    50: '#638b95',
    500: '#175d6b',
    950: '#000000',
  },
}

SCSS

$custom: #175d6b;
$custom-light: #638b95;
$custom-dark: #000000;

JSON

{
  "hex": "#175d6b",
  "rgb": {
    "r": 23,
    "g": 93,
    "b": 107
  },
  "hsl": {
    "h": 190,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.44304,
    "c": 0.0697,
    "h": 214.3
  },
  "luminance": 0.09072
}

Semantic roles & 50–950 ramp

primary

#175D6B

secondary

#A14D3D

accent

#5C40E8

background

#F6F8F9

surface

#EBF0F1

border

#C6CBCB

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #175D6B

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

Preview Lab → · Contrast checker → · Palette generator →