#197B8F#197B8F

#197B8F is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 53.9% C 0.089 H 215.6°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#197B8F
RGB	rgb(25, 123, 143)
HSL	hsl(190, 70%, 33%)
HSV	hsv(190, 83%, 56%)
CMYK	cmyk(82.5%, 14%, 0%, 43.9%)
CIE-LAB	lab(47.44, -19.57, -18.54)
CIE-LCH	lch(47.44, 26.96, 223.45°)
OKLab	oklab(53.91% -0.0725 -0.0518)
OKLCH	oklch(53.91% 0.089 215.6)
XYZ	xyz(12.4397, 16.3542, 28.4823)
Luminance	0.1636 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197B8F #8F2D19

analogous

#198F68 #197B8F #19408F

triadic

#197B8F #8F197B #7B8F19

tetradic

#197B8F #68198F #8F2D19 #408F19

square

#197B8F #68198F #8F2D19 #408F19

split-complementary

#197B8F #8F1940 #8F6819

monochromatic

#072127 #104E5B #197B8F #22A8C3 #44C4DE

Accessibility & contrast

On white

4.92

#197B8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#197B8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #197B8F

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197B8F	#FFFFFF	#000000	##FFFFFF
##197B8F	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7790

Deuteranopia (green-blind)

#5E6C8F

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #197b8f;
/* rgb */ color: rgb(25, 123, 143);
/* oklch */ color: oklch(53.9% 0.089 215.6);

Tailwind

colors: {
  custom: {
    50: '#6ca1af',
    500: '#197b8f',
    950: '#000000',
  },
}

SCSS

$custom: #197b8f;
$custom-light: #6ca1af;
$custom-dark: #000000;

JSON

{
  "hex": "#197b8f",
  "rgb": {
    "r": 25,
    "g": 123,
    "b": 143
  },
  "hsl": {
    "h": 190.169,
    "s": 70.238,
    "l": 32.941
  },
  "oklch": {
    "l": 0.53905,
    "c": 0.08907,
    "h": 215.6
  },
  "luminance": 0.16356
}

Semantic roles & 50–950 ramp

primary

#197B8F

secondary

#BF5944

accent

#593BED

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #197B8F

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

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