#197EA1#197EA1

#197EA1 is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.101 H 227.5°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#197EA1
RGB	rgb(25, 126, 161)
HSL	hsl(195, 73%, 36%)
HSV	hsv(195, 84%, 63%)
CMYK	cmyk(84.5%, 21.7%, 0%, 36.9%)
CIE-LAB	lab(49.13, -14.85, -26.48)
CIE-LCH	lch(49.13, 30.36, 240.72°)
OKLab	oklab(55.51% -0.0682 -0.0745)
OKLCH	oklch(55.51% 0.101 227.5)
XYZ	xyz(14.2921, 17.6998, 36.3744)
Luminance	0.1770 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197EA1 #A13C19

analogous

#19A180 #197EA1 #193AA1

triadic

#197EA1 #A1197E #7EA119

tetradic

#197EA1 #8019A1 #A13C19 #3AA119

square

#197EA1 #8019A1 #A13C19 #3AA119

split-complementary

#197EA1 #A1193A #A18019

monochromatic

#092B37 #11556C #197EA1 #21A7D6 #50BEE4

Accessibility & contrast

On white

4.63

#197EA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#197EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #197EA1

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197EA1	#FFFFFF	#000000	##FFFFFF
##197EA1	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7CA3

Deuteranopia (green-blind)

#5A6FA1

Tritanopia (blue-blind)

#00888A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #197ea1;
/* rgb */ color: rgb(25, 126, 161);
/* oklch */ color: oklch(55.5% 0.101 227.5);

Tailwind

colors: {
  custom: {
    50: '#70a3bd',
    500: '#197ea1',
    950: '#000000',
  },
}

SCSS

$custom: #197ea1;
$custom-light: #70a3bd;
$custom-dark: #000000;

JSON

{
  "hex": "#197ea1",
  "rgb": {
    "r": 25,
    "g": 126,
    "b": 161
  },
  "hsl": {
    "h": 195.441,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.55512,
    "c": 0.10098,
    "h": 227.5
  },
  "luminance": 0.17702
}

Semantic roles & 50–950 ramp

primary

#197EA1

secondary

#C66E4F

accent

#6738F0

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #197EA1

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

Preview Lab → · Contrast checker → · Palette generator →