#177AA1#177AA1

#177AA1 is a mid, moderate cyan. Relative luminance 0.167; OKLCH L 54.5% C 0.103 H 231.0°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#177AA1
RGB	rgb(23, 122, 161)
HSL	hsl(197, 75%, 36%)
HSV	hsv(197, 86%, 63%)
CMYK	cmyk(85.7%, 24.2%, 0%, 36.9%)
CIE-LAB	lab(47.84, -12.76, -28.48)
CIE-LCH	lch(47.84, 31.21, 245.87°)
OKLab	oklab(54.47% -0.065 -0.0803)
OKLCH	oklch(54.47% 0.103 231)
XYZ	xyz(13.7433, 16.6727, 36.2051)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177AA1 #A13E17

analogous

#17A183 #177AA1 #1735A1

triadic

#177AA1 #A1177A #7AA117

tetradic

#177AA1 #8317A1 #A13E17 #35A117

square

#177AA1 #8317A1 #A13E17 #35A117

split-complementary

#177AA1 #A11735 #A18317

monochromatic

#082936 #0F516B #177AA1 #1FA3D7 #4DBAE6

Accessibility & contrast

On white

4.84

#177AA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#177AA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177AA1

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177AA1	#FFFFFF	#000000	##FFFFFF
##177AA1	1.00	4.84	4.33	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6678A3

Deuteranopia (green-blind)

#546CA0

Tritanopia (blue-blind)

#008587

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #177aa1;
/* rgb */ color: rgb(23, 122, 161);
/* oklch */ color: oklch(54.5% 0.103 231.0);

Tailwind

colors: {
  custom: {
    50: '#6fa0bd',
    500: '#177aa1',
    950: '#000000',
  },
}

SCSS

$custom: #177aa1;
$custom-light: #6fa0bd;
$custom-dark: #000000;

JSON

{
  "hex": "#177aa1",
  "rgb": {
    "r": 23,
    "g": 122,
    "b": 161
  },
  "hsl": {
    "h": 196.957,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.54475,
    "c": 0.10333,
    "h": 231
  },
  "luminance": 0.16674
}

Semantic roles & 50–950 ramp

primary

#177AA1

secondary

#C76F4C

accent

#6B36F2

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E12

muted

#7B7E81

Preview Lab

Preview with #177AA1

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

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