#198AA1#198AA1

#198AA1 is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 58.5% C 0.098 H 215.9°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#198AA1
RGB	rgb(25, 138, 161)
HSL	hsl(190, 73%, 36%)
HSV	hsv(190, 84%, 63%)
CMYK	cmyk(84.5%, 14.3%, 0%, 36.9%)
CIE-LAB	lab(52.90, -21.37, -20.67)
CIE-LCH	lch(52.90, 29.73, 224.04°)
OKLab	oklab(58.54% -0.0797 -0.0578)
OKLCH	oklch(58.54% 0.098 215.9)
XYZ	xyz(15.9196, 20.9548, 36.9169)
Luminance	0.2096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#198AA1 #A13019

analogous

#19A174 #198AA1 #1946A1

triadic

#198AA1 #A1198A #8AA119

tetradic

#198AA1 #7419A1 #A13019 #46A119

square

#198AA1 #7419A1 #A13019 #46A119

split-complementary

#198AA1 #A11946 #A17419

monochromatic

#092F37 #115D6C #198AA1 #21B7D6 #50CBE4

Accessibility & contrast

On white

4.05

#198AA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#198AA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #198AA1

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##198AA1	#FFFFFF	#000000	##000000
##198AA1	1.00	4.05	5.19	5.19
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A85A2

Deuteranopia (green-blind)

#6979A1

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #198aa1;
/* rgb */ color: rgb(25, 138, 161);
/* oklch */ color: oklch(58.5% 0.098 215.9);

Tailwind

colors: {
  custom: {
    50: '#71acbc',
    500: '#198aa1',
    950: '#000000',
  },
}

SCSS

$custom: #198aa1;
$custom-light: #71acbc;
$custom-dark: #000000;

JSON

{
  "hex": "#198aa1",
  "rgb": {
    "r": 25,
    "g": 138,
    "b": 161
  },
  "hsl": {
    "h": 190.147,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.58542,
    "c": 0.09846,
    "h": 215.9
  },
  "luminance": 0.20957
}

Semantic roles & 50–950 ramp

primary

#198AA1

secondary

#C6644F

accent

#5738F0

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #198AA1

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

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