#197DA1#197DA1

#197DA1 is a mid, moderate cyan. Relative luminance 0.174; OKLCH L 55.3% C 0.101 H 228.5°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#197DA1
RGB	rgb(25, 125, 161)
HSL	hsl(196, 73%, 36%)
HSV	hsv(196, 84%, 63%)
CMYK	cmyk(84.5%, 22.4%, 0%, 36.9%)
CIE-LAB	lab(48.82, -14.29, -26.97)
CIE-LCH	lch(48.82, 30.52, 242.08°)
OKLab	oklab(55.26% -0.0672 -0.0759)
OKLCH	oklch(55.26% 0.101 228.5)
XYZ	xyz(14.1649, 17.4453, 36.3320)
Luminance	0.1745 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197DA1 #A13D19

analogous

#19A181 #197DA1 #1939A1

triadic

#197DA1 #A1197D #7DA119

tetradic

#197DA1 #8119A1 #A13D19 #39A119

square

#197DA1 #8119A1 #A13D19 #39A119

split-complementary

#197DA1 #A11939 #A18119

monochromatic

#092B37 #11546C #197DA1 #21A6D6 #50BDE4

Accessibility & contrast

On white

4.68

#197DA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#197DA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #197DA1

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197DA1	#FFFFFF	#000000	##FFFFFF
##197DA1	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7BA3

Deuteranopia (green-blind)

#596FA1

Tritanopia (blue-blind)

#008789

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #197da1;
/* rgb */ color: rgb(25, 125, 161);
/* oklch */ color: oklch(55.3% 0.101 228.5);

Tailwind

colors: {
  custom: {
    50: '#6fa2bd',
    500: '#197da1',
    950: '#000000',
  },
}

SCSS

$custom: #197da1;
$custom-light: #6fa2bd;
$custom-dark: #000000;

JSON

{
  "hex": "#197da1",
  "rgb": {
    "r": 25,
    "g": 125,
    "b": 161
  },
  "hsl": {
    "h": 195.882,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.55261,
    "c": 0.10139,
    "h": 228.5
  },
  "luminance": 0.17447
}

Semantic roles & 50–950 ramp

primary

#197DA1

secondary

#C66F4F

accent

#6938F0

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #197DA1

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

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