#4397B9#4397B9

#4397B9 is a light, moderate cyan. Relative luminance 0.268; OKLCH L 63.9% C 0.095 H 227.7°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4397B9
RGB	rgb(67, 151, 185)
HSL	hsl(197, 47%, 49%)
HSV	hsv(197, 64%, 73%)
CMYK	cmyk(63.8%, 18.4%, 0%, 27.5%)
CIE-LAB	lab(58.81, -14.85, -25.21)
CIE-LCH	lch(58.81, 29.26, 239.49°)
OKLab	oklab(63.88% -0.064 -0.0704)
OKLCH	oklch(63.88% 0.095 227.7)
XYZ	xyz(22.1348, 26.8270, 49.9011)
Luminance	0.2683 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397B9 #B96543

analogous

#43B9A0 #4397B9 #435CB9

triadic

#4397B9 #B94397 #97B943

tetradic

#4397B9 #A043B9 #B96543 #5CB943

square

#4397B9 #A043B9 #B96543 #5CB943

split-complementary

#4397B9 #B9435C #B9A043

monochromatic

#224E5F #33728C #4397B9 #6FB0CB #9BC9DB

Accessibility & contrast

On white

3.30

#4397B9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#4397B9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397B9

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397B9	#FFFFFF	#000000	##000000
##4397B9	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8594BB

Deuteranopia (green-blind)

#7588B9

Tritanopia (blue-blind)

#00A1A2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4397b9;
/* rgb */ color: rgb(67, 151, 185);
/* oklch */ color: oklch(63.9% 0.095 227.7);

Tailwind

colors: {
  custom: {
    50: '#83b5ce',
    500: '#4397b9',
    950: '#000000',
  },
}

SCSS

$custom: #4397b9;
$custom-light: #83b5ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4397b9",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 185
  },
  "hsl": {
    "h": 197.288,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.63877,
    "c": 0.09514,
    "h": 227.7
  },
  "luminance": 0.26829
}

Semantic roles & 50–950 ramp

primary

#4397B9

secondary

#C7A091

accent

#7851D6

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4397B9

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

Preview Lab → · Contrast checker → · Palette generator →