#197F9A#197F9A

#197F9A is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.4% C 0.095 H 221.1°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#197F9A
RGB	rgb(25, 127, 154)
HSL	hsl(193, 72%, 35%)
HSV	hsv(193, 84%, 60%)
CMYK	cmyk(83.8%, 17.5%, 0%, 39.6%)
CIE-LAB	lab(49.15, -17.90, -22.36)
CIE-LCH	lch(49.15, 28.64, 231.33°)
OKLab	oklab(55.43% -0.0719 -0.0627)
OKLCH	oklch(55.43% 0.095 221.1)
XYZ	xyz(13.8205, 17.7168, 33.2568)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197F9A #9A3419

analogous

#199A74 #197F9A #193F9A

triadic

#197F9A #9A197F #7F9A19

tetradic

#197F9A #74199A #9A3419 #3F9A19

square

#197F9A #74199A #9A3419 #3F9A19

split-complementary

#197F9A #9A193F #9A7419

monochromatic

#082831 #105465 #197F9A #22AACF #4CC2E2

Accessibility & contrast

On white

4.62

#197F9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#197F9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #197F9A

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197F9A	#FFFFFF	#000000	##FFFFFF
##197F9A	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7C9B

Deuteranopia (green-blind)

#5E709A

Tritanopia (blue-blind)

#008888

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #197f9a;
/* rgb */ color: rgb(25, 127, 154);
/* oklch */ color: oklch(55.4% 0.095 221.1);

Tailwind

colors: {
  custom: {
    50: '#6ea4b7',
    500: '#197f9a',
    950: '#000000',
  },
}

SCSS

$custom: #197f9a;
$custom-light: #6ea4b7;
$custom-dark: #000000;

JSON

{
  "hex": "#197f9a",
  "rgb": {
    "r": 25,
    "g": 127,
    "b": 154
  },
  "hsl": {
    "h": 192.558,
    "s": 72.067,
    "l": 35.098
  },
  "oklch": {
    "l": 0.55432,
    "c": 0.09536,
    "h": 221.1
  },
  "luminance": 0.17719
}

Semantic roles & 50–950 ramp

primary

#197F9A

secondary

#C4644B

accent

#5F39EF

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #197F9A

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

Preview Lab → · Contrast checker → · Palette generator →