#197D9E#197D9E

#197D9E is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.1% C 0.099 H 226.3°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#197D9E
RGB	rgb(25, 125, 158)
HSL	hsl(195, 73%, 36%)
HSV	hsv(195, 84%, 62%)
CMYK	cmyk(84.2%, 20.9%, 0%, 38%)
CIE-LAB	lab(48.69, -15.37, -25.42)
CIE-LCH	lch(48.69, 29.70, 238.84°)
OKLab	oklab(55.11% -0.0683 -0.0714)
OKLCH	oklch(55.11% 0.099 226.3)
XYZ	xyz(13.9035, 17.3408, 34.9554)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197D9E #9E3A19

analogous

#199E7C #197D9E #193A9E

triadic

#197D9E #9E197D #7D9E19

tetradic

#197D9E #7C199E #9E3A19 #3A9E19

square

#197D9E #7C199E #9E3A19 #3A9E19

split-complementary

#197D9E #9E193A #9E7C19

monochromatic

#082934 #115369 #197D9E #21A7D3 #4EBEE3

Accessibility & contrast

On white

4.70

#197D9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#197D9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #197D9E

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197D9E	#FFFFFF	#000000	##FFFFFF
##197D9E	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7AA0

Deuteranopia (green-blind)

#5A6E9E

Tritanopia (blue-blind)

#008788

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #197d9e;
/* rgb */ color: rgb(25, 125, 158);
/* oklch */ color: oklch(55.1% 0.099 226.3);

Tailwind

colors: {
  custom: {
    50: '#6fa2ba',
    500: '#197d9e',
    950: '#000000',
  },
}

SCSS

$custom: #197d9e;
$custom-light: #6fa2ba;
$custom-dark: #000000;

JSON

{
  "hex": "#197d9e",
  "rgb": {
    "r": 25,
    "g": 125,
    "b": 158
  },
  "hsl": {
    "h": 194.887,
    "s": 72.678,
    "l": 35.882
  },
  "oklch": {
    "l": 0.55114,
    "c": 0.09888,
    "h": 226.3
  },
  "luminance": 0.17343
}

Semantic roles & 50–950 ramp

primary

#197D9E

secondary

#C56B4E

accent

#6638EF

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #197D9E

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

Preview Lab → · Contrast checker → · Palette generator →