#197EB4#197EB4

#197EB4 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.5% C 0.120 H 239.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#197EB4
RGB	rgb(25, 126, 180)
HSL	hsl(201, 76%, 40%)
HSV	hsv(201, 86%, 71%)
CMYK	cmyk(86.1%, 30%, 0%, 29.4%)
CIE-LAB	lab(50.00, -7.87, -36.14)
CIE-LCH	lch(50.00, 36.99, 257.72°)
OKLab	oklab(56.5% -0.0615 -0.1025)
OKLCH	oklch(56.5% 0.12 239.1)
XYZ	xyz(16.0967, 18.4216, 45.8785)
Luminance	0.1842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#197EB4 #B44F19

analogous

#19B49C #197EB4 #1931B4

triadic

#197EB4 #B4197E #7EB419

tetradic

#197EB4 #9C19B4 #B44F19 #31B419

square

#197EB4 #9C19B4 #B44F19 #31B419

split-complementary

#197EB4 #B41931 #B49C19

monochromatic

#0A3349 #12587E #197EB4 #29A1E1 #5FB9E9

Accessibility & contrast

On white

4.48

#197EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#197EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #197EB4

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##197EB4	#FFFFFF	#000000	##000000
##197EB4	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#647FB6

Deuteranopia (green-blind)

#4F71B3

Tritanopia (blue-blind)

#008C91

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #197eb4;
/* rgb */ color: rgb(25, 126, 180);
/* oklch */ color: oklch(56.5% 0.120 239.1);

Tailwind

colors: {
  custom: {
    50: '#73a3ca',
    500: '#197eb4',
    950: '#000000',
  },
}

SCSS

$custom: #197eb4;
$custom-light: #73a3ca;
$custom-dark: #000000;

JSON

{
  "hex": "#197eb4",
  "rgb": {
    "r": 25,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 200.903,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.56496,
    "c": 0.11951,
    "h": 239.1
  },
  "luminance": 0.18424
}

Semantic roles & 50–950 ramp

primary

#197EB4

secondary

#CD835C

accent

#7736F2

background

#F7FAFC

surface

#EEF3F8

border

#C9CDD1

text

#0A0F13

muted

#7C7F82

Preview Lab

Preview with #197EB4

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

Preview Lab → · Contrast checker → · Palette generator →