#4197B0#4197B0

#4197B0 is a light, moderate cyan. Relative luminance 0.264; OKLCH L 63.4% C 0.090 H 220.0°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#4197B0
RGB	rgb(65, 151, 176)
HSL	hsl(194, 46%, 47%)
HSV	hsv(194, 63%, 69%)
CMYK	cmyk(63.1%, 14.2%, 0%, 31%)
CIE-LAB	lab(58.40, -18.06, -20.74)
CIE-LCH	lch(58.40, 27.50, 228.96°)
OKLab	oklab(63.42% -0.0687 -0.0577)
OKLCH	oklch(63.42% 0.09 220)
XYZ	xyz(21.0799, 26.3894, 45.0486)
Luminance	0.2639 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4197B0 #B05A41

analogous

#41B092 #4197B0 #415FB0

triadic

#4197B0 #B04197 #97B041

tetradic

#4197B0 #9241B0 #B05A41 #5FB041

square

#4197B0 #9241B0 #B05A41 #5FB041

split-complementary

#4197B0 #B0415F #B09241

monochromatic

#204A57 #307183 #4197B0 #67B1C7 #94C8D7

Accessibility & contrast

On white

3.34

#4197B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#4197B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4197B0

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4197B0	#FFFFFF	#000000	##000000
##4197B0	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8893B1

Deuteranopia (green-blind)

#7887B0

Tritanopia (blue-blind)

#009F9F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4197b0;
/* rgb */ color: rgb(65, 151, 176);
/* oklch */ color: oklch(63.4% 0.090 220.0);

Tailwind

colors: {
  custom: {
    50: '#81b5c7',
    500: '#4197b0',
    950: '#000000',
  },
}

SCSS

$custom: #4197b0;
$custom-light: #81b5c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4197b0",
  "rgb": {
    "r": 65,
    "g": 151,
    "b": 176
  },
  "hsl": {
    "h": 193.514,
    "s": 46.058,
    "l": 47.255
  },
  "oklch": {
    "l": 0.63418,
    "c": 0.08974,
    "h": 220
  },
  "luminance": 0.26392
}

Semantic roles & 50–950 ramp

primary

#4197B0

secondary

#C3978A

accent

#7052D6

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #4197B0

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

Preview Lab → · Contrast checker → · Palette generator →