#197F9E#197F9E

#197F9E is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 55.6% C 0.098 H 224.3°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#197F9E
RGB	rgb(25, 127, 158)
HSL	hsl(194, 73%, 36%)
HSV	hsv(194, 84%, 62%)
CMYK	cmyk(84.2%, 19.6%, 0%, 38%)
CIE-LAB	lab(49.32, -16.48, -24.44)
CIE-LCH	lch(49.32, 29.48, 236.01°)
OKLab	oklab(55.62% -0.0703 -0.0686)
OKLCH	oklch(55.62% 0.098 224.3)
XYZ	xyz(14.1592, 17.8522, 35.0407)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197F9E #9E3819

analogous

#199E7A #197F9E #193C9E

triadic

#197F9E #9E197F #7F9E19

tetradic

#197F9E #7A199E #9E3819 #3C9E19

square

#197F9E #7A199E #9E3819 #3C9E19

split-complementary

#197F9E #9E193C #9E7A19

monochromatic

#082A34 #115569 #197F9E #21A9D3 #4EC0E3

Accessibility & contrast

On white

4.59

#197F9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#197F9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #197F9E

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197F9E	#FFFFFF	#000000	##FFFFFF
##197F9E	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E7CA0

Deuteranopia (green-blind)

#5D709E

Tritanopia (blue-blind)

#008889

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #197f9e;
/* rgb */ color: rgb(25, 127, 158);
/* oklch */ color: oklch(55.6% 0.098 224.3);

Tailwind

colors: {
  custom: {
    50: '#6fa4ba',
    500: '#197f9e',
    950: '#000000',
  },
}

SCSS

$custom: #197f9e;
$custom-light: #6fa4ba;
$custom-dark: #000000;

JSON

{
  "hex": "#197f9e",
  "rgb": {
    "r": 25,
    "g": 127,
    "b": 158
  },
  "hsl": {
    "h": 193.985,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.55619,
    "c": 0.09823,
    "h": 224.3
  },
  "luminance": 0.17854
}

Semantic roles & 50–950 ramp

primary

#197F9E

secondary

#C5694E

accent

#6338EF

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #197F9E

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

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