#4397B3#4397B3

#4397B3 is a light, moderate cyan. Relative luminance 0.266; OKLCH L 63.6% C 0.091 H 223.0°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4397B3
RGB	rgb(67, 151, 179)
HSL	hsl(195, 46%, 48%)
HSV	hsv(195, 63%, 70%)
CMYK	cmyk(62.6%, 15.6%, 0%, 29.8%)
CIE-LAB	lab(58.58, -16.76, -22.17)
CIE-LCH	lch(58.58, 27.79, 232.92°)
OKLab	oklab(63.62% -0.0663 -0.0618)
OKLCH	oklch(63.62% 0.091 223)
XYZ	xyz(21.5148, 26.5790, 46.6355)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4397B3 #B35F43

analogous

#43B397 #4397B3 #435FB3

triadic

#4397B3 #B34397 #97B343

tetradic

#4397B3 #9743B3 #B35F43 #5FB343

square

#4397B3 #9743B3 #B35F43 #5FB343

split-complementary

#4397B3 #B3435F #B39743

monochromatic

#224C5A #327186 #4397B3 #6BB1C8 #98C8D8

Accessibility & contrast

On white

3.32

#4397B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4397B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4397B3

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4397B3	#FFFFFF	#000000	##000000
##4397B3	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)

#8794B4

Deuteranopia (green-blind)

#7788B3

Tritanopia (blue-blind)

#00A0A0

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4397b3;
/* rgb */ color: rgb(67, 151, 179);
/* oklch */ color: oklch(63.6% 0.091 223.0);

Tailwind

colors: {
  custom: {
    50: '#83b5c9',
    500: '#4397b3',
    950: '#000000',
  },
}

SCSS

$custom: #4397b3;
$custom-light: #83b5c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4397b3",
  "rgb": {
    "r": 67,
    "g": 151,
    "b": 179
  },
  "hsl": {
    "h": 195,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.63616,
    "c": 0.09059,
    "h": 223
  },
  "luminance": 0.26581
}

Semantic roles & 50–950 ramp

primary

#4397B3

secondary

#C49B8D

accent

#7353D5

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #4397B3

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

Preview Lab → · Contrast checker → · Palette generator →