#198FB4#198FB4

#198FB4 is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 60.7% C 0.110 H 225.7°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#198FB4
RGB	rgb(25, 143, 180)
HSL	hsl(194, 76%, 40%)
HSV	hsv(194, 86%, 71%)
CMYK	cmyk(86.1%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.22, -17.44, -28.00)
CIE-LCH	lch(55.22, 32.98, 238.08°)
OKLab	oklab(60.66% -0.0769 -0.0787)
OKLCH	oklch(60.66% 0.11 225.7)
XYZ	xyz(18.4581, 23.1445, 46.6657)
Luminance	0.2315 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#198FB4 #B43E19

analogous

#19B48C #198FB4 #1941B4

triadic

#198FB4 #B4198F #8FB419

tetradic

#198FB4 #8C19B4 #B43E19 #41B419

square

#198FB4 #8C19B4 #B43E19 #41B419

split-complementary

#198FB4 #B41941 #B48C19

monochromatic

#0A3A49 #12647E #198FB4 #29B5E1 #5FC8E9

Accessibility & contrast

On white

3.73

#198FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#198FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #198FB4

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##198FB4	#FFFFFF	#000000	##000000
##198FB4	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB6

Deuteranopia (green-blind)

#677EB4

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #198fb4;
/* rgb */ color: rgb(25, 143, 180);
/* oklch */ color: oklch(60.7% 0.110 225.7);

Tailwind

colors: {
  custom: {
    50: '#74b0ca',
    500: '#198fb4',
    950: '#000000',
  },
}

SCSS

$custom: #198fb4;
$custom-light: #74b0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#198fb4",
  "rgb": {
    "r": 25,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 194.323,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.60661,
    "c": 0.11006,
    "h": 225.7
  },
  "luminance": 0.23147
}

Semantic roles & 50–950 ramp

primary

#198FB4

secondary

#CD775C

accent

#6336F2

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #198FB4

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

Preview Lab → · Contrast checker → · Palette generator →