#4397B4#4397B4

#4397B4 is a light, moderate cyan. Relative luminance 0.266; OKLCH L 63.7% C 0.091 H 223.8°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4397B4
RGB	rgb(67, 151, 180)
HSL	hsl(195, 46%, 48%)
HSV	hsv(195, 63%, 71%)
CMYK	cmyk(62.8%, 16.1%, 0%, 29.4%)
CIE-LAB	lab(58.62, -16.44, -22.68)
CIE-LCH	lch(58.62, 28.01, 234.06°)
OKLab	oklab(63.66% -0.0659 -0.0632)
OKLCH	oklch(63.66% 0.091 223.8)
XYZ	xyz(21.6163, 26.6196, 47.1701)
Luminance	0.2662 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397B4 #B46043

analogous

#43B498 #4397B4 #435EB4

triadic

#4397B4 #B44397 #97B443

tetradic

#4397B4 #9843B4 #B46043 #5EB443

square

#4397B4 #9843B4 #B46043 #5EB443

split-complementary

#4397B4 #B4435E #B49843

monochromatic

#224C5B #327287 #4397B4 #6CB1C8 #99C8D9

Accessibility & contrast

On white

3.32

#4397B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4397B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397B4

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397B4	#FFFFFF	#000000	##000000
##4397B4	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8794B6

Deuteranopia (green-blind)

#7788B4

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4397b4;
/* rgb */ color: rgb(67, 151, 180);
/* oklch */ color: oklch(63.7% 0.091 223.8);

Tailwind

colors: {
  custom: {
    50: '#83b5ca',
    500: '#4397b4',
    950: '#000000',
  },
}

SCSS

$custom: #4397b4;
$custom-light: #83b5ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4397b4",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 180
  },
  "hsl": {
    "h": 195.398,
    "s": 45.749,
    "l": 48.431
  },
  "oklch": {
    "l": 0.63659,
    "c": 0.0913,
    "h": 223.8
  },
  "luminance": 0.26622
}

Semantic roles & 50–950 ramp

primary

#4397B4

secondary

#C59C8E

accent

#7452D5

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4397B4

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

Preview Lab → · Contrast checker → · Palette generator →